alpha-cypermethrin

Chinese: 顺式氯氰菊酯French: alpha-cyperméthrine (n.f.)Russian: альфа-циперметрин


Status: ISO 1750 (published)
PIN: rac-(R)-cyano(3-phenoxyphenyl)methyl (1S,3S)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate
IUPAC: racemate comprising (R)-α-cyano-3-phenoxybenzyl (1S,3S)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate and (S)-α-cyano-3-phenoxybenzyl (1R,3R)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate
or
racemate comprising (R)-α-cyano-3-phenoxybenzyl (1S)-cis-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate and (S)-α-cyano-3-phenoxybenzyl (1R)-cis-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate
CAS: (R)-cyano(3-phenoxyphenyl)methyl (1S,3S)-rel-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate
Reg. No.: 67375-30-8
Formula: C22H19Cl2NO3
Activity: acaricides (pyrethroid ester acaricides)
insecticides (pyrethroid ester insecticides)
Notes: The name “alphamethrin” has been used in the literature, but it has no official status.
The unresolved isomeric mixture of this substance has the ISO common name cypermethrin.
Structure: Structural formula of alpha-cypermethrin
Pronunciation: ǎl-fa sī-per-mēth-rǐn  Guide to British pronunciation
InChIKey: GUQZCTLEJXHSIH-RZAVTOELSA-N
identifier for no stereochemistry:
KAATUXNTWXVJKI-UHFFFAOYSA-N
InChI: InChI=1S/2C22H19Cl2NO3/c2*1-22(2)17(12-19(23)24)20(22)21(26)28-18(13-25)14-7-6-10-16(11-14)27-15-8-4-3-5-9-15/h2*3-12,17-18,20H,1-2H3/t2*17-,18+,20-/m10/s1

A data sheet from the Compendium of Pesticide Common Names