Chemical name: (E)-(RS)-1-ethynyl-2-methylpent-2-enyl (1RS,3RS;1RS,3SR)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate or (E)-(RS)-1-ethynyl-2-methylpent-2-enyl (1RS)-cis-trans-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate or (±)-(trans)-1-ethynyl-2-methylpent-2-enyl (±)-cis-trans-chrysanthemate
CAS no.: 54406-48-3

Structural formula:

Molecular formula: C₁₈H₂₆O₂
Physical & chemical property:
Physical State: Yellow liquid
Boiling point: 295.5°C/760 mmHg
Density: 0.927 (20°C)
Solubility: In water 0.111mg/l (25°C). Totally miscible in hexane, acetone and methanol (20°C)
Stability: Stable under normal conditions for at least 2years.
Specification: 92%TC
Uses: Insecticide with contact action. Compared with other pyrethroids, has a high vapour pressure and hence is active against flying insects. Used as a domestic insecticide, especially against moths, woolly bears and other insects attacking fabrics.