List of gases

This is a list of gases at standard conditions, which means substances that boil or sublime at or below 25 °C and 1 atm pressure and is reasonably stable.

List

This list is sorted by boiling point of gases in ascending order, but can be sorted on different values.
"sub" and "triple" refer to the sublimation point and the triple point, which are given in the case of a substance that sublimes at 1 atm; "dec" refers to decomposition.

Name	Formula	Boiling pt	Melting pt	Molecular weight	CAS No
Helium-3	³He	−269.96	na	3	14762-55-1
Helium-4	⁴He	−268.928	na	4	7440-59-7
Hydrogen	H₂	−252.879	−259.16	2	1333-74-0
Deuterium	D₂	−249.49	−254.43	4	7782-39-0
Tritium	T₂	−248.12	−254.54	6	10028-17-8
Neon	Ne	−246.046	−248.59	20	7440-01-9
Nitrogen	N₂	−195.795	−210.0	28	7727-37-9
Carbon monoxide	CO	−191.5	−205.02	28	630-08-0
Fluorine	F₂	−188.11	−219.67	38	7782-41-4
Argon	Ar	−185.848	−189.34	40	7440-37-1
Oxygen	O₂	−182.962	−218.79	32	7782-44-7
Methane	CH₄	−161.5	−182.50	16	74-82-8
Krypton	Kr	−153.415	−157.37	84	7439-90-9
Nitric oxide	NO	−151.74	−163.6	30	10102-43-9
Fluorine monoxide	F₂O	−144.3	−223.8	54	7783-41-7
Tetrafluoromethane	CF₄	−127.8	−183.6	88	75-73-0
Nitrogen trifluoride	NF₃	−128.74	−206.79	71	7783-54-2
Silane	SiH₄	−111.9	−185	32	7803-62-5
trans-Difluorodiazine	N₂F₂	−111.45	−172	66	13776-62-0
Ozone	O₃	−111.35	−193	48	10028-15-6
Xenon	Xe	−108.099	−111.75	131	7440-63-3
cis-Difluorodiazine	N₂F₂	−105.75	−195	66	13812-43-6
Ethylene	CH₂=CH₂	−103.7	−169.2	28	74-85-1
Phosphorus fluoride	PF₃	−101.8	−151.5	88	7783-55-3
Chlorine fluoride	ClF	−101.1	−155.6	54.5	7790-89-8
Boron trifluoride	BF₃	−99.9	−126.8	68	7637-07-2
Fluorosilane	SiH₃F	−98.6		50	13537-33-2
Trifluorosilane	SiHF₃	−95	−131	86	13465-71-9
Trifluoromethylhypofluorite	CF₃OF	−95	−215	104	373-91-1
Diborane	B₂H₆	−92.49	−164.85	28	19287-45-7
3,3-Difluorodiazirine	CF₂N₂	−91.3		78	693-85-6
Acetylene	CH≡CH	−84.7	−81.5	26	74-86-2
Ethane	CH₃CH₃	−88.5	−182.8	30	74-84-0
Germane	GeH₄	−88.1	−165	77	7782-65-2
Nitrous oxide	N₂O	−88.48	−90.8	44	10024-97-2
Phosphine	PH₃	−87.75	−133.8	34	7803-51-2
Trifluoramine oxide	NOF₃	−87.5	−161	87	13847-65-9
Tetrafluorosilane	SiF₄	−86	−90.2	104	7783-61-1
Trifluoronitrosomethane	CF₃NO	−85	−196.6	99	334-99-6
Azidotrifluoromethane	CF₃N₃	−85	−152	111	3802-95-7
Hydrogen chloride	HCl	−85	−114.17	36.5	7647-01-0
1,1-Difluoroethene	CF₂=CH₂	−85.5	−144	64	75-38-7
Phosphorus fluoride	PF₅	−84.6	−93.8	126	7647-19-0
Carbonyl fluoride	COF₂	−84.5	−111.2	66	353-50-4
Trifluoromethane	CHF₃	−82.1	−155.2	70	75-46-7
Chlorotrifluoromethane	CClF₃	−81.5	−181	104.5	75-72-9
Bismethane	BF₂CF₂BF₂	−81.4 ?		148	55124-14-6
Trifluoroisocyanomethane	CF₃NC	−80		95	105879-13-8
Difluoromethylborane	CH₃BF₂	−78.5		64	373-64-8
Carbon dioxide	CO₂	−78.464 sub	−56.561 triple	44	124-38-9
Fluoromethane	CH₃F	−78.4	−137.8	34	593-53-3
Hexafluoroethane	CF₃CF₃	−78.1	−100.015	138	76-16-4
Pentafluoromethanamine	CF₃NF₂	−78	−130	121	335-01-3
Difluorosilane	SiH₂F₂	−77.8	−122	68	13824-36-7
Tetrafluoroethene	CF₂=CF₂	−76	−131.14	100	116-14-3
Fluoroacetylene	FCCH	−74	−196	44	2713-09-9
Tetrafluorohydrazine	N₂F₄	−74	−164.5	104	10036-47-2
Nitryl fluoride	NO₂F	−72.4	−166	65	10022-50-1
Fluoroethene	CH₂FCH₃	−72	−160.5	48	75-02-5
Chlorotrifluorosilane	SiClF₃	−70	−138	120.5	14049-36-6
Trifluoroacetonitrile	CF₃CN	−68.8		95	353-85-5
Nitrogen chloride difluoride	NClF₂	−67	−195	87.5	13637-87-1
Hydrogen bromide	HBr	−66.38	−86.80	81	10035-10-6
Difluorophosphine	PHF₂	−65	−124	70	14984-74-8
Borane carbonyl	BH₃CO	−64	−137	42	13205-44-2
Fluoroperoxytrifluoromethane	CF₃OOF	−64		120
Bisdifluoromethane	CF₂₂	−64		120	16282-67-0
Sulfur hexafluoride	SF₆	−63.8	−49.596 triple	146	2551-62-4
Tetrafluorooxirane	C₂F₄O	−63.5		116	694-17-7
Arsine	AsH₃	−62.5	−166	78	7784-42-1
Thiocarbonyl fluoride	CSF₂	−62.1	−163.5	82	420-32-6
Radon	Rn	−61.7	−71	222	10043-92-2
Difluorocyanamide	NF₂CN	−61	−196	78	7127-18-6
Nitrosyl fluoride	ONF	−59.9	−132.5	49	7789-25-5
Hydrogen sulfide	H₂S	−59.55	−85.5	34	7783-06-4
Trifluoroacetyl fluoride	CF₃COF	−59	−159.5	116	354-34-7
Hexafluorodimethyl ether	CF₃OCF₃	−59		154	333-36-8
Bromotrifluoromethane	CBrF₃	−57.75	−167.78	149	75-63-8
Difluoroaminooxyperfluoromethane	CF₃ONF₂	−57.63		137	4217-93-0
Methylsilane	CH₃SiH₃	−57.5	−156.5	46	992-94-9
Difluorine dioxide	F₂O₂	−57 dec	−163.5	70	7783-44-0
Sulfuryl fluoride	SO₂F₂	−55.4	−135.8	102	2699-79-8
Dichlorofluorosilane	SiHCl₂F	−54.3		119	19382-74-2
trans-1,2-Difluoroethene	CHF=CHF	−53.1		64	1630-78-0
Trifluoroethene	CF₂=CHF	−53		82	359-11-5
Arsenic fluoride	AsF₅	−52.8	−79.8	170	7784-36-3
Phosphorothioic trifluoride	PSF₃	−52.25	−148.8	120	2404-52-6
Difluoromethane	CH₂F₂	−52	−136	52	75-10-5
Difluoroamino carbonyl fluoride	F₂NCOF	−52	−152.2	99	2368-32-3
Stannane	SnH₄	−51.8	−146	123	2406-52-2
Tetrafluoropropyne	CF₃C≡CF	−50.39		112	20174-11-2
Carbon oxysulfide	OCS	−50.2	−138.8	60	463-58-1
Pentafluoroethyl hypofluorite	C₂F₅OF	−50		154
Chlorodifluorosilane	SiHClF₂	−50~		102.5	80003-43-6
Ethenone	CH₂=C=O	−49.7	−151	42	463-51-4
Sulfur fluoride oxide	SOF₄	−48.5	−99.6	124	13709-54-1
3,3,3-Trifluoro-1-propyne	CF₃CCH	−48.3		94	661-54-1
Pentafluoroethane	CF₃CHF₂	−48.1	−100.6	120	354-33-6
Propene	C₃H₆	−47.6	−185.2	42	115-07-1
Phosphorus chloride difluoride	PClF₂	−47.3	−164.8	104.5	14335-40-1
Carbonyl chloride fluoride	COClF	−47.2	−148	82.5	353-49-1
1,1,1-Trifluoroethane	CF₃CH₃	−47	−111.8	84	420-46-2
Trifluoromethylhypochlorite	CF₃OCl	−47	−164	120.5	22082-78-6
Perchloryl fluoride	ClO₃F	−46.75	−147	102.5	7616-94-6
Selenium hexafluoride	SeF₆	−46.6 sub	−34.6 triple	193	7783-79-1
Cyanogen fluoride	FCN	−46	−82	45	1495-50-7
Fluorine nitrate	FNO₃	−46	−175	81	7789-26-6
Pentafluoronitrosoethane	C₂F₅NO	−45.7		137	354-72-3
Difluoromethylene dihypofluorite	CF₂₂	−45.8	−142	120	16282-67-0
cis-1,2-Difluoroethene	CHF=CHF	−45		64	1630-77-9
1,1-Difluoropropene	CH₃CH=CF₂	−44		78	430-63-7
Dimethylfluoroborane	₂BF	−44		60	353-46-8
Fluorosilane	CF₃SiH₂F	−44		118	-
Thionyl fluoride	SOF₂	−43.8	−110.5	86	7783-42-8
Phosphorus chloride tetrafluoride	PClF₄	−43.4	−132	142.5	13498-11-8
Methyldiborane	CH₃B₂H₅	−43		42	23777-55-1
Difluorophosphine	CF₃PF₂	−43		138	1112-04-5
N,N,1,1-Tetrafluoromethylamine	CHF₂NF₂	−43		103	24708-53-0
Propane	C₃H₈	−42.25	−187.7	44	74-98-6
Trifluorosilane	CF₃SiF₃	−42		154	335-06-8
Bromotrifluorosilane	BrSiF₃	−41.7	−70.5	169	14049-39-9
Hydrogen selenide	H₂Se	−41.25	−65.73	81	7783-07-5
Chlorodifluoromethane	CHClF₂	−40.7	−175.42	86.5	75-45-6
Sulfur tetrafluoride	SF₄	−40.45	−125	108	7783-60-0
Hexafluorodiazomethane cis	CF₃NNCF₃	−40	−127	166	73513-59-4
Phosphoryl fluoride	POF₃	−39.7 sub	−39.1 triple	104	13478-20-1
Chloropentafluoroethane	CF₃CClF₂	−39.1	−99	135.5	76-15-3
Tetrafluorophosphorane	CF₃PF₄	−39	−113	176
tetrafluorophosphorane	PHF₄	−39.0	−100	108	13659-66-0
Tellurium hexafluoride	TeF₆	−38.9	−37.6 triple	242	7783-80-4
Vinyldifluoroborane	CH₂=CHBF₂	−38.8	−133.4	76
silane	CF₃SiH₃	−38.3	−124	100	10112-11-5
Heptafluoroethanamine	C₂F₅NF₂	−38.1	−183	171	354-80-3
Tetrafluoroallene	CF₂=C=CF₂	−38		112	461-68-7
Hexafluorooxetane	C₃F₆O	−38		166	425-82-1
Trifluoromethanethiol	CF₃SH	−37.99	−157.11	102	1493-15-8
Fluoroethane	CH₃CH₂F	−37.7	−143.2	48	353-36-6
Bisperoxide	CF₃OOCF₃	−37		170	927-84-4
Pentafluoropropanenitrile	C₂F₅CN	−37		145	422-04-8
Perfluorodimethylamine	₂NF	−37		171	359-62-6
Perfluoropropane	C₃F₈	−36.8	−147.7	188	76-19-7
Germanium fluoride	GeF₄	−36.5	−15 triple	149	7783-58-6
Cyclopropene	C₃H₄	−36		40	2781-85-3
Trifluoromethyl fluoroformate	CF₃OCF	−36	−120	132	3299-24-9
Trifluoromethyl isocyanate	CF₃NCO	−36		111	460-49-1
Tetrafluoro-1,2-diazetidine	C₂F₄N₂H₂	−36		130
Hydrogen iodide	HI	−35.5	−50.76	128	10034-85-2
Sulfur fluoride hypofluorite	SOF₆	−35.1	−86	162	15179-32-5
Trifluoromethyl difluoromethyl ether	CF₃OCHF₂	−35.0	−157	136	3822-68-2
Propadiene	CH₂=C=CH₂	−34.8	−136	40	463-49-0
Chlorine	Cl₂	−34.04	−101.5	71	7782-50-5
Trifluoromethyl fluoroformate	CF₃OCF	−34		132	3299-24-9
Tetrafluorodiborane	B₂F₄	−34	−56	98	13965-73-6
Ammonia	NH₃	−33.33	−77.73	17	7664-41-7
Trifluoronitromethane	CF₃NO₂	−32		115	335-02-4
Dichlorodifluorosilane	SiCl₂F₂	−32	−44	137	18356-71-3
difluoroacetonitrile	NF₂CF₂CN	−32		128	5131-88-4
Hexafluoromethanediamine	₂CF₂	−31.9	−161.9	154	4394-93-8
Bisdiazene trans	CF₃NNCF₃	−31.1		166	372-63-4
Cyclopropane	C₃H₆	−31	−127.6	42	75-19-4
Chlorosilane	SiH₃Cl	−30.4	−118	66.5	13465-78-6
Perfluoropropene	CF₂=CFCF₃	−30.2	−156.6	150	116-15-4
Chloroacetylene	HCCCl	−30	−126	60.5	593-63-5
Methyltrifluorosilane	CH₃SiF₃	−30	−73	100	373-74-0
Dichlorodifluoromethane	CCl₂F₂	−29.8	−157.7	121	75-71-8
2,3,3,3-Tetrafluoropropene	CF₃CF=CH2	−29.5	−152.2	114	754-12-1
Tetrafluorodiaziridine	CF₄N₂	−29		116	17224-09-8
fluoroxypentafluoroselenium	F₅SeOF	−29		209
Perfluorooxetane	C₃OF₆	−28.6	−117	166	425-82-1
Chlorotrifluoroethene	CClF=CF₂	−28.3	−158.14	116.5	79-38-9
Methyldifluorophosphine	CH₃PF₂	−28	−110	84	753-59-3
Perfluoroacetone	CF₃COCF₃	−27.4	−125.45	166	684-16-2
Trifluorooxirane	C₂OF₃CF₃	−27.4		166	428-59-1
Thiazyl trifluoride	N≡SF₃	−27.1	−72.6	103	15930-75-3
Trifluoroacetyl chloride	CF₃COCl	−27	−146	132.5	354-32-5
3,3,3-Trifluoropropene	CF₃CH=CH₂	−27		96	677-21-4
Phosphonium chloride	PH₄Cl	−27 sub		70.5	24567-53-1
Formyl fluoride	HCOF	−26.5	−142.2	48	1493-02-3
1,1,1,2-Tetrafluoroethane	CF₃CH₂F	−26.1	−103.296	102	811-97-2
Trifluoromethyl trifluorovinyl ether	CF₃OCF=CF₂	−26		166	5930-63-2
Methyl trifluoromethyl ether	CF₃OCH₃	−25.2	−149.1	100	421-14-7
Bisnitroxide	₂NO	−25	−70	168	2154-71-4
Sulfur cyanide pentafluoride	SF₅CN	−25	−107	153	1512-13-6
Dimethyl ether	CH₃OCH₃	−24.8	−141.49	46	115-10-6
1,1,1,4,4,4-Hexafluoro-2-butyne	CF₃C≡CCF₃	−24.6	−117.4	162	692-50-2
1-Chloro-1-fluoroethene	CClF=CH₂	−24.1		80.5	2317-91-1
1,1-Difluoroethane	CHF₂CH₃	−24.05	−118.6	66	75-37-6
2-Fluoropropene	CH₃CF=CH₂	−24		60	1184-60-7
Borirane	C₂H₄BH	−24	−129	40	39517-80-1
Chloromethane	CH₃Cl	−23.8	−97.4	50.5	74-87-3
Trifluoronitrosoethylene	CF₂=CFNO	−23.7		111	2713-04-4
Pentafluoroethane	C₂F₅OCF₃	−23.6		204	665-16-7
1,1-Difluorocyclopropane	CF₂CH₂CH₂	−23.5		78	558-29-2
Propyne or methylacetylene	CH₃CCH	−23.2	−103.0	40	74-99-7
Diazomethane	CH₃NNCH₃	−23	−145	58	334-88-3
Methylgermane	CH₃GeH₃	−23	−158	91	1449-65-6
Difluoramine	NHF₂	−23	−116	53	10405-27-3
1-Propen-1-one or methylketene	CH₃CH=CO	−23	−80	56	6004-44-0
Vinylsilane	CH₂=CHSiH₃	−22.8		58	7291-09-0
Trifluoroiodomethane	CF₃I	−22.5	−110	196	2314-97-8
Ethynylsilane	HC≡CSiH₃	−22.5		56	1066-27-9
Chloromethane sulfonyl chloride	CH₂ClSCl	−22		149	3518-65-8
Trifluoromethyl peroxychloride	CF₃OOCl	−22	−132	136.5	32755-26-3
Carbon oxyselenide	COSe	−21.7	−124.4	107	1603-84-5
Trifluoromethanesulfonyl fluoride	CF₃SOF	−21.7		136	335-05-7
Chloryl trifluoride	ClO₂F₃	−21.6	−81.2	124.5	38680-84-1
Carbonyl bromide fluoride	COBrF	−21		127	753-56-0
Bromopentafluoroethane	C₂BrF₅	−21		199	354-55-2
Cyanogen	NCCN	−21	−27.83	52	460-19-5
Methyl silyl ether	CH₃OSiH₃	−21	−98.5	62	2171-96-2
Carbonic bromide fluoride	CBrFO	−20.6		127	753-56-0
Trifluoromethylsulfur pentafluoride	CF₃SF₅	−20.4	−87	196	373-80-8
Chlorotrifluorogermane	GeClF₃	−20.3	−66.2	165.5	14188-40-0
Trimethylborane	₃B	−20.2	−159.93	56	593-90-8
Dimethylsilane	₂SiH₂	−20	−150	60	1111-74-6
1,1,2,2-Tetrafluoroethane	CHF₂CHF₂	−20	−89	66	359-35-3
Formaldehyde	H₂CO	−19.1	−92	30	50-00-0
Hexafluorodisilane	SiF₃SiF₃	−19.1	−18.7 triple	170	13830-68-7
Sulfur chloride pentafluoride	SClF₅	−19.05	−64	158.5	13780-57-9
1-Chloro-2,2-difluoroethene	CHCl=CF₂	−18.8	−138.5	98.5	359-10-4
1,1,1,2,2-Pentafluoropropane	CF₃CF₂CH₃	−18		133	1814-88-6
Difluoroamino sulfur pentafluoride	NF₂SF₅	−17.5		179	13693-10-2
Stibine	SbH₃	−17	−88	125	7803-52-3
1,1,2,2,3,3,3-Heptafluoropropane	CF₂HCF₂CF₃	−17	−148.5	170	2252-84-8
1,1,1,2,3,3,3-Heptafluoropropane	CF₃CHFCF₃	−16.34	−126.8	170	431-89-0
Phosphorus bromide difluoride	PBrF₂	−16.1	−133.8	149	15597-40-7
Methylphosphine	CH₃PH₂	−16		48	593-54-4
N,N-Difluoromethanamine	CH₃NF₂	−16	−114.8	67	753-58-2
Fluorine perchlorate	FOClO₃	−16	−167.3	118.5	10049-03-3
Bis trioxide	CF₃OOOCF₃	−16	−138	186
1,3,3,3-Tetrafluoropropene	CF₃CH=CHF	−16	−104.53	114	1645-83-6
1-Trifluoromethyl-1,2,2-trifluorocyclopropane	CF₃CH₂F₃	−15.8		152
Disiloxane	₂O	−15.2	−144	78	13597-73-4
cis-1-Fluoropropene	CH₃CH=CHF	−15		60	19184-10-2
trans-1-Fluoropropene	CH₃CH=CHF	−15?		60	20327-65-5
Nitryl chloride	NO₂Cl	−15	−145	81.5	13444-90-1
Disilane	Si₂H₆	−14.8	−129.4	62	1590-87-0
Bromodifluoromethane	CHBrF₂	−14.6	−145	131	1511-62-2
Chloroethene	CH₂=CHCl	−13.8	−153.84	62.5	75-01-4
Monoethylsilane	CH₃CH₂SiH₃	−13.7	−180	60
Chlorine pentafluoride	ClF₅	−13.1	−103	130.5	13637-63-3
1,1,1-Trifluoropropane	CF₃CH₂CH₃	−13		98	421-07-8
1-Chloro-1,1,2,2-tetrafluoroethane	CClF₂CHF₂	−13	−117	135.5	354-25-6
Carboimidic difluoride	CF₂NH	−13 dec	−90	65	2712-98-3
Plumbane	PbH₄	−13		211	15875-18-0
Methyl nitrite	CH₃NO₂	−12	−16	61	624-91-9
Trifluoromethylarsine	CF₃AsH₂	−12		146
1-Chloro-1,2,2,2-tetrafluoroethane	CHClFCF₃	−11.96	−199.15	136.5	2837-89-0
Isobutane	₂CHCH₂CH₃	−11.7	−159.42	58	75-28-5
Trifluoromethoxy sulfur pentafluoride	CF₃OSF₅	−11	−143	212	1873-23-0
Thiothionyl fluoride	SSF₂	−10.6	−164.6	102	101947-30-2
Sulfur dioxide	SO₂	−10.05	−75.5	64	7446-09-5
2-Fluoropropane	CH₃CHFCH₃	−10		62	420-26-8
Pentafluoroethyl hypochlorite	C₂F₅OCl	−10±		170.5	22675-67-8
Fluoroformyl sulfurpentafluoride	SF₅CF	−10		174
Trifluoromethyl fluoroformyl peroxide	CF₃OOCF	−10~		148	16118-40-4
Perfluorodimethoxymethane	CF₃OCF₂OCF₃	−10	−161	220	53772-78-4
1-Chloro-1,1-difluoroethane	CClF₂CH₃	−9.6	−130.8	100.5	75-68-3
Chlorofluoromethane	CH₂ClF	−9.1	−133.0	68.5	593-70-4
Pentafluoroethyl isocyanate	C₂F₅NCO	−9		157	356-74-1
Bischloramine	₂NCl	−9		187.5
Selenium dioxydifluoride	SeO₂F₂	−8.4	−99.5	149	14984-81-7
Fluorodiazine	CF₄N₂O	−7.63		132	815-10-1
Isobutene	₂C=CH₂	−7.0	−140.7	56	115-11-7
3-Fluoropropene	CH₂=CHCH₂F	−7		60	818-92-8
Bisamine	₂NH	−7		153	371-77-7
Ethoxytrifluorosilane	CH₃H₂OSiF₃	−7	−122	118	460-55-9
Trifluoromethylsulfur trifluoride	CF₃SF₃	−7	−110	158	374-10-7
Perfluoro-2-methyl-1,2-oxazetidine	CF₂CF₂O	−6.8		199
Tris-amine	₃N	−6.5		221	432-03-1
Methylamine	CH₃NH₂	−6.4	−93.42	31	74-89-5
1-Butene	CH₂=CHCH₂CH₃	−6.3	−185.33	56	106-98-9
Diphosphorus tetrafluoride	P₂F₄	−6.2	−86.5	138	13824-74-3
Chloryl fluoride	ClO₂F	−6	−115	86.5	13637-83-7
Trifluoromethyl iminosulfur difluoride	CF₃N=SF₂	−6		153	1512-14-7
Perfluorocyclobutane	-CF₂CF₂CF₂CF₂-	−5.91	−40.16	200	115-25-3
Perfluoro-2-butene	CF₃CCF=CF₃	−5.9		200	360-89-4 trans
Nitrosyl chloride	ONCl	−5.55	−59.4	65.5	2696-92-6
Difluorocarbamoylchloride	CClF₂NO	−5.5		115.5	16847-30-6
1,3-Butadiene	CH₂=CHCH=CH₂	−4.6	−108.9	54	106-99-0
Ethyltrifluorosilane	CH₃CH₂SiF₃	−4.4	−105	114	353-89-9
Difluoro-N-fluoromethanimine	F₂C=NF	−4		83	338-66-9
1,1-Dimethyldiborane	₂B₂BH₂	−4	−150.2	56	16924-32-6
Bromochlorodifluoromethane	CF₂ClBr	−3.7	−159.5	165.5	353-59-3
N-Nitroso-bisamine	ONN₂	−3.5		182
Trifluoromethyl 1,1,2,2-tetrafluoroethyl ether	CF₃OC₂HF₄	−3.3	−141	186	2356-61-8
1-Fluoropropane	CH₂FCH₂CH₃	−3.2	−159	62	460-13-9
3-Fluoropropene	CH₂CHCH₂F	−3		60
Dimethylperoxide	CH₃OOCH₃	−3	−100	62	690-02-8
Trifluoromethyl thionitrite	CF₃SNO	−3		131
Dichlorodifluorogermane	GeCl₂F₂	−2.8	−51.8	182	24422-21-7
Bromotrifluoroethene	CBrF=CF₂	−2.5		161	598-73-2
Trifluoromethane sulfnyl fluoride	CF₃SOF	−2.5		136	812-12-4
Perfluorobutane	C₄F₁₀	−2.1	−129	238	355-25-9
Hydrogen telluride	H₂Te	−2	−49	130	7783-09-7
1-Chloroheptafluoropropane	CF₃CF₂CF₂Cl	−2		204.5	422-86-6
2-Chloroheptafluoropropane	CF₃CFClCF₃	−2		204.5	76-18-6
Bisselenium	₂Se	−2		217	371-79-9
Trifluoromethyl sulfinyl fluoride	CF₃SF	−1.6		136	812-12-4
1,1,1,2,2,3-Hexafluoropropane	CF₃CF₂CFH₂	−1.44	−98.38	152	677-56-5
1,1,1,3,3,3-Hexafluoropropane	CF₃CH₂CF₃	−1.4	−93.6	152	690-39-1
Pentafluoroguanidine	CF₅N₃	−1		149	10051-06-6
1,1,2,2-Tetrafluoropropane	CHF₂CF₂CH₃	−0.8	−121.1	116	40723-63-5
Heptafluoronitrosopropane	C₃F₇NO	−0.7		199	354-72-3
Trifluoromethanesulfenylchloride	CF₃SCl	−0.6		136.5	421-17-0
1,1,1,2-Tetrafluoropropane	CF₃CHFCH₃	−1-0		116	421-48-7
1,1,2,2,3,3-Hexafluoropropane	CHF₂CF₂CHF₂	−0.3	−98.38	152	680-00-2
Butane	C₄H₁₀	0	−140	58	106-97-8
2,2-Difluoropropane	CH₃CF₂CH₃	0	−104.8	80	420-45-1
Perfluoroisobutane	C₄F₁₀	0		238	354-92-7
Nitrosyl bromide	NOBr	0	−56	110	13444-87-6
Xenon tetroxide	XeO₄	0 dec	−35.9	195	12340-14-6
Trifluoromethylsulfonyl hypofluorite	CF₃SO₂OF	0	−87	168
Trifluoromethyl chloroformate	CF₃OCCl	0		148.5	23213-83-4
Decafluorodiethyl ether perfluoro ether	CF₃CF₂OCF₂CF₃	0		254	358-21-4
Perfluorocyclobutanone	-CF₂CF₂CF₂C-	0		178
Trifluoromethyl peroxonitrate	CF₃OON₂	0.4		129	50311-48-3
Perfluorotetrahydrofuran	-OCF₂CF₂CF₂CF₂-	0.6	−85	216	773-14-8
Tetrafluoro-λ⁶-sulfane	F₄S=NCF₃	0.75±0.25		191
trans-2-Butene	CH₃CH=CHCH₃	0.9	−43.3	56	624-64-6
Methylcyclopropane	CH₃CHCH₂CH₂	1	−177.2	56	594-11-6
Bisphosphine	₂PH	1		170
Oxalyl fluoride	CFOCFO	1±1	−12.42	94	359-40-0
Methylstannane	CH₃SnH₃	1.4		137	1631-78-3
trans-Dimethyldiazene = azomethane	CH₃N=NCH₃	1.5	−78	58	503-28-6
Bromosilane	SiH₃Br	1.9	−94	111	13465-73-1
Methylarsine	CH₃AsH₂	2	−143	92	593-52-2
Hexafluorocyclobutene	C₄F₆	2	−60	162	697-11-0
Chlorine monoxide	Cl₂O	2.2	−120.6	87	7791-21-1
Cyclobutene	C₄H₆	2.5		54	822-35-5
Difluorodimethylsilane	₂SiF₂	2.5	−87.5	96	353-66-2
1,1,1-Trifluoroazomethane	CF₃NNCH₃	2.5		112	690-21-1
dichorotrifluorophosphorane	PCl₂F₃	2.5	−124	159	13659-65-9
Trimethylamine	₃N	2.8	−117.1	59	75-50-3
1,1-Dichloro-1,2,2,2-tetrafluoroethane	CCl₂CF₃	3	−56.6	152	374-07-2
Sulfur bromide pentafluoride	SBrF₅	3.1	−79	207	15607-89-3
1,1,2-Trifluoroethane	CHF₂CH₂F	3.5	−84	84	430-66-0
1,2-Dichloro-1,1,2,2-tetrafluoroethane	CClF₂CClF₂	3.6	−92.52	171	76-14-2
cis-2-Butene	CH₃CH=CHCH₃	3.72	−138.9	56	590-18-1
Phosphorus dihydride trifluoride	PH₂F₃	3.9	−52	90
Bromomethane	CH₃Br	4	−93.66	95	74-83-9
1,2-Dimethyldiborane	₂	4	−124.9	56	17156-88-6
Selenium chloride pentafluoride	SeClF₅	4.5	−19	209.5	34979-62-9
1,1,4,4-Tetrafluoro-1,3-butadiene	CF₂=CFCF=CF₂	4.5±		162	407-70-5
Trifluoromethyl phosphorodifluoridate	CF₃OPF₂	4.6	−96.2	170	39125-43-4
Bromoacetylene	C₂HBr	4.7		105	593-61-3
Iodine heptafluoride	IF₇	4.8	6.5 triple	250	16921-96-3
Dimethylchloroborane	₂BCl	4.9	−39.9	76.5	1803-36-7
Perfluoro-1-butene	CF₃CF₂CF=CF₂	5		200	357-26-6
Sulfur pentafluoride cyanate	F₅SOCN	5	−60	169
Pentafluorosulfanyl cyanate	F₅SOCN	5-5.5		169
1,1,2,3,4,4-Hexafluoro-1,3-butadiene	CF₂CFCFCF₂	5.4	−132	162	685-63-2
Bis ether	CHF₂OCHF₂	5.5		118	1691-17-4
Methyl pentafluoroethyl ether	CH₃OC₂F₅	5.6		140	22410-44-2
Trisfluoromethane	₃CF	5.6	−136.9	187	14362-68-6
Perfluoro ethyl methyl ether	C₂F₅OCF₃	5.61		204
1-Bromo-2,2-difluoro-ethylene	CHBr=CF₂	5.7		143
Methanethiol	CH₃SH	5.95	−123	48	74-93-1
1-Buten-3-yne	CH₂CHC≡CH	6		54	689-97-4
Ethyl methyl ether	CH₃OC₂H₅	6	−113	60	540-67-0
Methyl vinyl ether	CH₃OCH=CH₂	6	−122	58	107-25-5
1,1,1-Trifluoro-2-chloroethane	CF₃CH₂Cl	6.1	−105.5	118.5	75-88-7
1,1,1,2,3,3-Hexafluoropropane	CF₃CH₂CF₃	6.2		152	431-63-0
Phosphorothioic chloride difluoride	PSClF₂	6.3	−155.2	136.5	2524-02-9
Perfluoro-2-methoxypropionylfluoride	CF₃OCFCF	5-8		232
Trimethylsilane	₃SiH	6.7	−153.9	74	993-07-7
Carbon suboxide	OCCCO	6.8	−111.3	68	504-64-3
2-Chloropentafluoropropene	CF₃CCl=CF₂	6.8		166.5	2804-50-4
Perfluoroisobutene	₂C=CF₂	7	−130	200	382-21-8
Pentafluoroethyl trifluorovinyl ether	CF₃CF₂OCFCF₂	7		216	10493-43-3
1,1-Difluoropropane	CHF₂CH₂CH₃	7-8		80	430-61-5
1,1,1,2,4,4,4-Heptafluoro-2-butene	CF₃CF=CHCF₃	7-8		182
Chloromethylsilane	CH₃ClSi	7	−135	78.5	993-00-0
Fluoromethyldifluoroborane	CH₂FBF₂	7	−47	82
Nitryl cyanide	NCNO₂	7	−85
Phosphorus dichloride trifluoride	PCl₂F₃	7.1	−125	159	13454-99-4
Sulfuryl chloride fluoride	SO₂ClF	7.1	−124.7	118.5	13637-84-8
Dimethylamine	₂NH	7.3	−93	45	124-40-3
3-Chloropentafluoropropene	CF₂ClCF=CF₂	7.4		166.5	79-47-0
Carbonyl chloride	COCl₂	7.5	−127.77	99	75-44-5
Chloropentafluoroacetone	CClF₂COCF₃	7.8	−133	182.5	79-53-8
1-Butyne	CH₃CH₂C≡CH	8.08	−125.7	54	107-00-6
Dichlorosilane	SiH₂Cl₂	8.3	−122	101	4109-96-0
trans-1,1,1,4,4,4-hexafluoro-2-butene	CF₃CH=CHCF₃	8.5			407-60-3
2-Bromo-1,1,1,2-tetrafluoroethane	CF₃CHFBr	8.65		181
Methyl chlorosilane	CH₃SiH₂Cl	8.7	−134.1	80.5	993-00-0
Pentafluorosulfanyl hypochlorite	SF₅OCl	8.9		178.5
Dichlorofluoromethane	CHCl₂F	8.92	−135	103	75-43-4
Neopentane	₄C	9.5	−16.5	72	463-82-1
Trifluoromethylperchlorate	CF₃OClO₃	9.5		168.5	52003-45-9
1-Chloro-2-fluoroethene	CClF=CH₂	9.8		80.5	460-16-2
1,3-Butadiyne	HC≡CC≡CH	10	−35	50	460-12-8
N-Nitroso-O,N-bis-hydroxylamine or O-Nitroso-bishydroxylamine	CF₃NNO or ₂NONO	10		198	367-54-4
Ethylene oxide	CH₂OCH₂	10.4	−112.46	44	75-21-8
1,2-Difluoroethane	CH₂FCH₂F	10.5	−118.6	66	624-72-6
1,2-Butadiene = methylallene	CH₃CH=C=CH₂	11	−136.20	54	590-19-2
Dichloromethylborane	CH₃BCl₂	11		97	7318-78-7
Chlorine dioxide	ClO₂	11	−59	103	10049-04-4
2-Chloro-2,3,3,3-tetrafluoropropanoyl fluoride	CF₃CFClCF	11		182.5	28627-00-1
Methyl trifluorovinyl ether	CH₃OCF=CF₂	11		112	3823-94-7
Trifluoromethyl hydroperoxide	CF₃OOH	11.3		102	16156-36-8
Methyl trifluoromethyl sulfide	CH₃SCF₃	11.5		116	421-16-9
Chlorine trifluoride	ClF₃	11.75	−76.34	128	7790-91-2
1-bromoheptafluoropropane	CF₃CF₂CF₂Br	12		249	422-85-5
Tert-butylfluoride	₃CF	12		76	353-61-7
2-Fluoro-2-methylpropane	CH₃CFCH₃	12.1		76	353-61-7
Trichlorofluorosilane	SiCl₃F	12.25		153.5	14965-52-7
Chloroethane	CH₃CH₂Cl	12.27	−138	64.5	75-00-3
Pentafluoroiodoethane	CF₃CF₂I	12.5	−92	246	354-64-3
Cyclobutane	C₄H₈	12.5	−90.7	56	287-23-0
	F₅SN=CF₂	12.5±0.5		191
2-diazo-1,1,1,3,3,3-hexafluoropropane	₂CN₂	12.5±0.5			684-23-1
Silylphosphine	SiH₃PH₂	12.7		68	14616-47-8
Cyanogen chloride	ClCN	13	−6.55	61.5	506-77-4
trans-1-Bromo-1,2-difluoroethylene	CBrF=CFH	13		143	358-99-6
Trifluoromethyl phosphine	CF₃PH₂	13.1		102	420-52-0
2,2,2-Trifluorodiazoethane	CF₃CHNN	13.2		91	371-67-5
2-Chloro-1,1,1,2-tetrafluoropropane HCFC-244bb	CF₃CClFCH₃	13.23		150.5	421-73-8
Pentafluoroethyl sulfur pentafluoride	C₂F₅SF₅	13.5		246
Phosphorus dichloride fluoride	PCl₂F	13.85	−144	121	15597-63-4
2-Chloro-1,1,1,3,3,3-hexafluoropropane	CF₃CHClCF₃	14	−120.8	186.5	51346-64-6
Difluoroamine	CClF₂NF₂	14.14		137.5	13880-71-2
Nitrosyl bromide	ONBr	14.5		110	13444-87-6
Hexafluoroisobutylene	₂C=CH₂	14.5		164	382-10-5
N,N-Difluoroethylamine	CH₃CH₂NF₂	14.9	−150.3	81	758-18-9
2--3,3-difluorooxaziridine	SF₅	14.0		207	73002-62-7
Disulfur difluoride	FSSF	15	−133	102	13709-35-8
1,1,1,3,3-Pentafluoropropane	CF₃CH₂CHF₂	15.14	−102.10	134	460-73-1
1,1,1,2,2,3,3,4,4-Nonafluorobutane	CF₃CF₂CF₂CF₂H	12		220	375-17-7
Trifluoromethyl phosphorodifluoroperoxoate	CF₃OOPF₂	15.5	−88.6	167	39125-42-3
sulfur pentafluoride	CF₃CSF₅	15.6	−112	224	82390-51-0
Vinyl bromide	CH₂=CHBr	15.8	−137.8	107	593-60-2
Bis peroxide	CFOOCFO	15.9	−42.5	126	692-74-0
1-Chloro-1,1,2-trifluoroethane	CClF₂CH₂F	16		118.5	421-04-5
cis-1-Bromo-1,2-difluoroethylene	CBrF=CHF	16		143
1-Fluoro-2-methylpropane	CH₂FCHCH₃CH₃	16		76	359-00-2
Difluoromethyl 1,1,2-trifluoroethyl ether	CHF₂OCF₂CH₂F	16.14		150	69948-24-9
1-Chloro-1-fluoroethane	CHClFCH₃	16.15		82.5	1615-75-4
Fluorotrimethylsilane	₃SiF	16.4	−74.3	92	420-56-4
Bisnitramine	₂NNO₂	16.4		198
Hexafluoroacetone imine	CF₃CCF₃	16.5±	−47	165	1645-75-6
Dichloroamine	CF₃NCl₂	16.6		154	13880-73-4
Ethylamine	CH₃CH₂NH₂	16.6	−81	45	75-04-7
1,1,1-Trifluorobutane	CF₃CH₂CH₂CH₃	16.74	−114.79	112	460-34-4
Bismuth hydride	BiH₃	17	−67	212	18288-22-7
2,2,3,3-Tetrafluorobutane	CH₃CF₂CF₂CH₃	17		130
Tungsten fluoride	WF₆	17.1	1.9	294	7783-82-6
1-Chloro-1,2,2-trifluoroethane	CHClFCHF₂	17.3		99.5	431-07-2
Bis carbamyl fluoride	₂NCF	17.5±2.5		199
Ethyl nitrite	C₂H₅NO₂	17.5		75	109-95-5
Tetraborane	B₄H₁₀	18	−120	54	18283-93-7
trifluoro-methane	CF₃N=S=O	18		131	10564-49-5
F-2,3-dihydro-1,4-dioxin	-CF₂CF₂OCF=CFO-	18.5		158
Bromofluoromethane	CH₂BrF	19		113	373-52-4
Bisarsine	₂AsH	19		214
1,1-Dichloro-2,2-difluoroethene	CCl₂=CF₂	19	−116	135	79-35-6
Perfluorovinylsulphur pentafluoride	CF₂=CFSF₅	19		208	1186-51-2
Fluoroformic acid anhydride	FCOCF	19.2	−46.2	110	177036-04-3
Trifluorovinyl isocyanate	CF₂=CFNCO	19.5		123	41594-57-4
Hydrogen fluoride	HF	20	−83.36	20	7664-39-3
Bromine fluoride	BrF	20 dec	−33	99	13863-59-7
Perbromyl fluoride	BrO₃F	20 dec	−110	147	25251-03-0
1-Chloro-1,1,2,2-tetrafluoropropane	CF₂ClCF₂CH₃	20		150.5	421-75-0
Perfluorooxaspirohexane\|Perfluorooxaspirohexane	C₅F₈O	18-21		228
pentafluoroethylsulfinyl fluoride	C₂F₅SF	20		186	20621-31-2
3-Methyl-1-butene	CH₂=CHCH₂	20.1	−168.41	70	563-45-1
Acetaldehyde	CH₃CHO	20.2	−123.37	44	75-07-0
Chlorotetrafluorosulfur	CF₃SClF₄	20.2		212.5	42179-04-4
trans-Bissulfur tetrafluoride	CF₃SF₄CF₃	20.5		246	42179-02-2
Decafluorocyclopentane	C₅F₁₀	20.5		250	376-77-2
1,1-Dimethylcyclopropane	₂CCH₂CH₂	21	−109.0	70	1630-94-0
Acetyl fluoride	CH₃CF	21	−84	62	557-99-3
Perfluoro-N-methyloxazolidine	CF₃-NCF₂OCF₂CF₂-	21		237
Biscyanoamine	₂NCN	21		178
Bissulfur difluoride	₂SF₂	21		198	30341-38-9
Perfluoroethyldimethylamine	C₂F₅₂N	21±1		271	815-28-1
cis-1,2-Dichloro-1,2-difluoroethene	CClF=CClF	21.1	−119.6	133	598-88-9
Trifluoromethyl trifluoromethanesulfonate	CF₃SO₂OCF₃	21.2	−108.2	218	3582-05-6
Nitrogen tetroxide	N₂O₄	21.15	−9.3	92	10544-72-6
Difluoroiodomethane	CHF₂I	21.5	−122	178	1493-03-4
Trifluoromethylcyclopropane	C₅H₆F₃CH₃	21.6		110	381-74-8
1,1,1-Trifluoroacetone	CF₃CCH₃	21.9	−78	112	421-50-1
trans-1,2-Dichloro-1,2-difluoroethene	CClF=CClF	22	−93.3	133	27156-03-2
Heptafluoroisopropyl hypochlorite	₂CFOCl	22		220.5	22675-68-9
Perfluoroazoethane	C₂F₅NNC₂F₅	22		266
1,2,2-Trifluoropropane	CH₂FCF₂CH₃	22		98	811-94-9
Bisbromamine	₂NBr	22		232
Bissulfde	₂S	22.2		170	371-78-8
1,1,1,3,3-Pentafluorobutane	CF₃CH₃CF₂CH₃	22.6	−34.1	149	406-58-6
octafluoro-1,4-dioxane		22.75±0.25		232	32981-22-9
Cyanic acid	HNCO	23	−86	43	420-05-3
2-Chloropropene	CH₃CCl=CH₂	23	−137.4	76.5	557-98-2
1,2,2,2-Tetrafluoroethyl difluoromethyl ether	CF₃CHFOCHF₂	23		168	57041-67-5
1,1,1,2,3-Pentafluoropropane	CF₃CHFCH₂F	23		134	431-31-2
2,2,3,3,4,4,5-Heptafluoro oxolane	-CF₂CF₂CF₂CHFO-	23		179
Pentafluoroethyl iminosulfur difluoride	CF₃CF₂N=SF₂	23±1		203
Methoxyacetylene	CH₃OC≡CH	23±0.5		56	6443-91-0
Carbonyl fluoride iodide	COFI	23.4		174	1495-48-3
1,2,2,2-Tetrafluoroethyl difluoromethyl ether	CF₃CHFOCHF₂	23.4		168	57041-67-5
Propylsilane	CH₃CH₂CH₂SiH₃	23.5±		78	13154-66-0
Trichlorofluoromethane	CCl₃F	23.77	−110.48	137.5	75-69-4
Formic anhydride	C₂O₃H₂	24/20 mmHg		74	1558-67-4
1-Chloro-1,3,3,3-tetrafluoropropene	CF₃CH=CFCl	24		148.5	460-71-9
1,1,2,2-Tetrafluoro-1-nitro-2-nitrosoethane	NO₂CF₂CF₂NO	24.2		176	679-08-3
Dibromodifluoromethane	CBr₂F₂	24.45	−141.5	210	75-61-6
Heptafluoro-N-propyl isocyanate	C₃F₇NCO	24.5		211	87050-96-2
Hexafluorobut-2-yne	CF₃C≡CCF₃	24.6	−117.4	162	692-50-2
1,1,1,4,4,4-Hexafluorobutane	CF₃CH₂CH₂CF₃	24.6			407-59-0
Chloroheptafluorocyclobutane	C₄ClF₇	25	−39.1	216.5	377-41-3
Dimethylphosphine	₂PH	25		62	676-59-5
Ethyl phosphine	CH₃CH₂PH₂	25		62	593-68-0
Octafluorocyclopentene	C₅F₈	25		212	559-40-0
2-Fluorobutane	CH₃CHFCH₂CH₃	25	−121	76	359-01-3

Known as gas

The following list has substances known to be gases, but with an unknown boiling point.

Fluoramine
trifluoromethyl trifluoroethyl trioxide CF₃OOOCF₂CF₃ boils between 10 and 20°
bis-trifluoromethyl carbonate boils between −10 and +10° possibly +12, freezing −60°
Difluorodioxirane boils between −80 and −90°.
Difluoroaminosulfinyl fluoride F₂NSF is a gas but decomposes over several hours
trifluoromethylsulfinyl chloride CF₃CCl
nitrosyl cyanide ?−20° blue-green gas 4343-68-4
Possible

This list includes substances that may be gases. However reliable references are not available.

cis-1-Fluoro-1-propene
trans-1-Chloropropene ?
cis-1-Chloropropene ?
Perfluoro-1,3-butadiene 6-7°
Perfluoro-1,2-butadiene
Perfluoro-1,2,3-butatriene −5 polymerizes
Perfluoropent-2-ene
Perfluoropent-1-ene 29-30°
trisphosphine 17.3
Trifluoromethanesulfenylfluoride CF₃SF
Difluorocarbamyl fluoride F₂NCOF −52°
N-Sulfinyltrifluoromethaneamine CF₃NSO 18°
silane 373-67-1
difluoromethylsilane 420-34-8
trifluoromethyl sulfenic trifloromethyl ester
pentafluorosulfur 900001-56-6 15°
ethenol 557-75-5 10.5° =vinyl alcohol
1,1,1,2,2,3,4,4,4-nonafluorobutane 2-10° melt −129°
trans-2H-Heptafluoro-2-butene
pentafluoroethylhypochlorite around −10°
trifluoromethyl pentafluoroethyl sulfide 6° 33547-10-3
1,1,1-Trifluoro-N-methanamine 671-63-6 0.6°
1-chloro-1,1,2,2,3,3-hexafluoropropane 422-55-9 16.7
1-chloro-1,1,2,3,3,3-hexafluoropropane 359-58-0 17.15
2-chloro-1,1,1,2,3,3-hexafluoropropane 51346-64-6 16.7°
3-chloro-1,1,1,2,2,3-hexafluoropropane 422-57-1 16.7°
trifluormethyl 1,2,2,2-tetrafluoroethyl ether 2356-62-9 11°
2-chloro-1,1,1,3,3-pentafluoropropane HFC-235da 134251-06-2 8°
1,1,2,3,3-pentafluoropropane 24270-66-4 −3.77
2,2,3,3,4,5,5-heptafluoro oxolane
carbonimidic difluoride 378-00-7
Pentafluoroethyl carbonimidic difluoride 428-71-7
carbonimidic difluoride 371-71-1 CF₃N=CF₂
perfluoro 680-23-9
Perfluoro-N,N-dimethylvinylamine 13821-49-3
3,3,4-trifluoro-2,4-bis-trifluoromethyl-oxazetidine 714-52-3
bis 2,2-difluoro-vinylamine 13747-23-4
bis 1,2-difluoro-vinylamine 13747-24-5
1,1,2-Trifluoro-3-cyclopropane 2967-53-5
bis 2-fluoro-vinylamine 25211-47-6
2-Fluoro-1,3-butadiene 381-61-3
trifluormethylcyclopropane 381-74-8
cis-1-fluoro-1-butene 66675-34-1
trans-1-fluoro-1-butene 66675-35-2
2-Fluoro-1-butene
3-Fluoro-1-butene
trans-1-fluoro-2-butene
cis-2-fluoro-2-butene
trans-2-fluoro-2-butene
1-fluoro-2-methyl-1-propene
3-fluoro-2-methyl-1-propene
perfluoro-2-methyl-1,3-butadiene 384-04-3
1,1,3,4,4,5,5,5-octafluoro-1,2-pentadiene 21972-01-0
Near misses

This list includes substances that boil just above standard condition temperatures. Numbers are boiling temperatures in °C.

1,1,2,2,3-Pentafluoropropane 25–26
Dimethoxyborane 25.9
1,4-Pentadiene 25.9
2-Bromo-1,1,1-trifluoroethane 26
1,2-Difluoroethane 26
Hydrogen cyanide 26
1,H-Pentafluorocyclobut-1-ene
Tetramethylsilane 26.7
Chlorosyl trifluoride 27
2,2-Dichloro-1,1,1-trifluoroethane 27.8
Perfluoroethyl 2,2,2-trifluoroethyl ether 27.89
Perfluoroethyl ethyl ether 28
2-Butyne 29
Digermane 29
Perfluoroisopropyl methyl ether 29
Trifluoromethanesulfonyl chloride 29–32
Perfluoropentane 29.2
Rhenium fluoride 33.8
Chlorodimethylsilane 34.7
1,2-Difluoropropane 43
1,3-Difluoropropane 40-42
Dimethylarsine 36
Spiropentane 39
Ruthenium oxide 40
Nickel carbonyl 42.1
Trimethylphosphine 43
Unstable substances
Gallium hydride liquid decomposes at 0 °C.
Nitroxyl is unstable and short lived.
Sulfur pentafluoride isocyanide isomerises to sulfur pentafluoride cyanide.

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List of gases

List

Known as gas

Possible

Near misses

Unstable substances