Bioallethrin
Bioallethrin is a brand name for an ectoparasiticide. It consists of two of the eight stereoisomers of allethrin I in an approximate ratio of 1:1. The name Bioallethrin is a registered trademark of Sumitomo Chemical.
Esbiothrin is a mixture of the same two stereoisomers, but in an approximate ratio of R:S = 1:3.
Esbioallethrin or S-bioallethrin is the pure S-form.
The name bioallethrin is a common name approved by the British Standards Institution and published in. It is also included in and earlier editions. It should not have been accepted as a trademark in the US, Japan or anywhere else. It should not be written with an initial capital, except at the start of a sentence.
