English 
搜索
Chemical Identification
Common Name
Empenthrin
中文通用名
右旋烯炔菊酯
IUPAC
(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
(2E)-1-ethynyl-2-methyl-2-pentenyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate
CAS No.
54406-48-3
Molecular Formula
C18H26O2
Molecular Structure
Category
Activity
Insecticide
Formulation
AE = Aerosol dispenser
Physical Properties
Molecular weight:274.4; Physical form:Yellow liquid. Density:0.927 (20 °C); Composition:The name empenthrin is defined for the (E)-(RS) (1RS)-cis-trans- mixed isomers. However, the material in use is the (EZ)-(RS) (1R)- rich cis-trans- isomer mixture. Flash point:107 °C; Vapour pressure:14 mPa (23.6 °C); Solubility:In water 0.111 mg/l (25 °C). Totally miscible in hexane, acetone and methanol (20 °C).; Stability:Stable under normal conditions for at least 2 years.;
Toxicology
Oral:Acute oral LD50 for male rats >5000, female rats >3500 mg/kg. Percutaneous:Acute percutaneous LD50 for rats >2000 mg/kg. Not irritating to skin; minimal irritation to eyes (rabbits). Inhalation: LC50 (4 h) for rats >4610 mg/m3.
Environmental Profile
Ecotoxicology: 
Birds:Acute oral LD50 for bobwhite quail and mallard ducks >2250 mg/kg. Dietary LC50 for bobwhite quail and mallard ducks >5620 ppm.Daphnia: EC50 (48 h) 0.02 mg/l.Fish: LC50 (96 h) for rainbow trout 0.0017 mg/l.
Transport Information
Hazard Class:III(Slightly hazardous)

Porduct NewsMore

USA: Nat'l Corn Grower Assn leader warns Int'l Trade Commission against placing duties on imports of 2,4-D

2,4-D

Bayer develops alternative to glyphosate herbicide

Glyphosate

Colombia’s Constitutional Court bans chlorpyrifos

Chlorpyrifos

ADAMA Canada moves forward with lambda-cyhalothrin sales for 2023

Lambda-cyhalothrin

Copper formulations' market still underestimated: Chinese self-developed Thiazoles is tapping potential of global market

Copper fungicides

Mexico: Import of glyphosate drops from 16,500 tons to 8,200 tons

Glyphosate

Glyphosate to gain temporarily one year approval in EU without support of qualified majority of Member States

Glyphosate

Glyphosate prices drop 30% in Argentina

Glyphosate

One year extension of EU glyphosate approval failed to pass in the latest meeting

Glyphosate

Palmer amaranth in two southern U.S. states now resistant to S-metolachlor

S-metolachlor

Related CompaniesMore

DPC GROUP CORPORATION LIMITED

Country:  China

Brodifacoum Bromadiolone Difenacoum Chloralose Transfluthrin Tetramethrin Meperfluthrin Bioallethrin Dimefluthrin Prallethrin