CAS No.:584-79-2

Chemical name:3-allyl-2-methyl-4-oxo-cyclopent-2-enyl-(1R)-cis,trans-chrysanthemate

PHYSICAL AND CHEMICAL PROPERTIES :

Appearance: a pale yellow liquid.?

Specific gravity:1.005- 1.015 (20℃ )

Vapor pressure: 0.16m Pa(30 ℃ ) B.P.281.5 ℃/760mmHg;

Solubility: Practically in soluble in water. In hexane 0.655g/ml, methanol 72.0ml/ml (both 20℃ ).

Stability: Decomposed by u.v.light. Hydrolysed in alkaline media. F.P.87℃ .

SPECIFICATION S: ITEMS STANDARD

Appearance Pale yellow viscous liquid

Assay(%) ≥ 9 3 .0

Moisture(%) ≤ 0. 20

Acidity (%) ≤ 0. 30

Uses:D-allethrin is used mainly for the control of mosquitoes in the home, crawing insects on farm, animals,and fleas and ticks on dogs and cats. It is formulated as Aerosol,sprays,dusts,smoke coils and mats.It isused a lonely or combined with synergists (e.g.fenitrothion) It is also available in form of emulsifiable concentrates and wettable, powders, synergistic formulations(aerosols or dips) have been used on fruits and vegetables ,post-harvest, in storage, and in processing plants.

Packing: 25kgs/iron drum

CAS NO:584-79-2

EC NO:209-542-4

Molecular Formula:C₁₉H₂₆O₃

Molecular Weight:302.4079

Synonyms:;Pallethrin;Pynamin;(+-)-3-allyl-2-methyl-4-oxocyclopent-2-enyl 2,2-dimethyl-3-(2-methylpropen-1-yl)cyclopropanecarboxylate;bioallethrin;(R,S)-3-ally-2-methyl-4-oxo-cyclopent-2-enyl-(1R)-chrysanthemate;D-allethrin;2-methyl-4-oxo-3-(prop-2-en-1-yl)cyclopent-2-en-1-yl 2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropanecarboxylate;(1S)-2-methyl-4-oxo-3-(prop-2-en-1-yl)cyclopent-2-en-1-yl (1S,3S)-2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropanecarboxylate;(1S)-2-methyl-4-oxo-3-(prop-2-en-1-yl)cyclopent-2-en-1-yl (1R,3S)-2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropanecarboxylate;(1R)-2-methyl-4-oxo-3-prop-2-en-1-ylcyclopent-2-en-1-yl (1R,3S)-2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropanecarboxylate;(1R)-2-methyl-4-oxo-3-prop-2-en-1-ylcyclopent-2-en-1-yl (1S,3S)-2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropanecarboxylate;

Molecular Structure: