The Lambda Cyhalothrin Acid Intermediate

Product description：

Z-cis-cyfluthrin is an intermediate for the preparation of lambda-cyhalothrin (cyfluthrin), tefluthrin, bifenthrin and other pyrethroids.

Utilization：

The lambda cyhalothrin acid fluorine-containing intermediate is one of the varieties of chrysanthemum acid, that is an essential intermediate for the synthesis of pyrethroid insecticides. it can be used to synthesize quite powerful pyrethroids.

Common name: Lambda-cyhalothric acid

Chemical name:

(1RS)-cis-3-(Z)-(2-chloro-3,3,3-trifluoroprop-1-enyl)-2,2-dimethylcyclopropanecarboxylic acid

Molecular formula: C9H10ClF3O2

Structural formula: 

Molecular weight: 242.62

CAS No. : 72748-35-7

Physical and chemical properties: 

This product is a white powdery solid, m.p.108～110℃, insoluble in water, soluble in organic solvents such as benzene and toluene.