Shanghai Nianxing Industrial Co., Ltd
China
Product Name: α-cypermethrin
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: α-cypermethrin
Price: ￥428.0/250mg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

DC Chemicals Limited
China
Product Name: (±)-Alphamethrin
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: alpha-Cypermethrin
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: TIANFU-CHEM - alpha-Cypermethrin
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

67375-30-8

67375-30-8 structure

67375-30-8 structure

Name: α-cypermethrin
Chemical Name: (1S)-cis-(αR)-cypermethrin
CAS Number: 67375-30-8
Molecular Formula: C₂₂H₁₉Cl₂NO₃
Molecular Weight: 416.297
Catalog: Chemical pesticide Insecticide Pyrethroid insecticide
Create Date: 2018-06-11 19:25:24
Modify Date: 2025-08-20 20:40:56
Alpha-Cypermethrin (FMC 45497; Fendona; WL 85871) is an effective insecticide against house flies[1].

Name	(1S)-cis-(αR)-cypermethrin
Synonyms	Cyano(3-phenoxyphenyl)methyl 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate 3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic acid cyano(3-phenoxyphenyl)methyl ester Cnn52 α-cypermethrin (1S,3S)-(R)-Cyano(3-phenoxyphenyl)methyl 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate rac-(R)-cyano(3-phenoxyphenyl)methyl (1S,3S)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate UNII:1TR49121NP (RS)-α-Cyano-3-phenoxybenzyl (1RS)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate (R)-cyano(3-phenoxyphenyl)methyl (1S,3S)-rel-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate alphamethrin alpha-cypermethrin Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, cyano(3-phenoxyphenyl)methyl ester (R)-Cyano(3-phenoxyphenyl)methyl (1S,3S)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate - (S)-cyano(3-phenoxyphenyl)methyl (1R,3R)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate (1:1) (1S)-cis-(alphaR)-cypermethrin Kefil Super (RS)-α-cyano-3-phenoxybenzyl (1RS)-cis-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, cyano(3-phenoxyphenyl)methyl ester, (±)- Cypermethrin (RS)-α-cyano-3-phenoxybenzyl (1RS,3RS)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate cypermethrin [ANSI] Cyano(3-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate

Description	Alpha-Cypermethrin (FMC 45497; Fendona; WL 85871) is an effective insecticide against house flies[1].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Abbas N, et al. Alpha-Cypermethrin Resistance in Musca domestica: Resistance Instability, Realized Heritability, Risk Assessment, and Insecticide Cross-Resistance. Insects. 2023 Feb 26;14(3):233.

Density	1.3±0.1 g/cm3
Boiling Point	511.3±50.0 °C at 760 mmHg
Melting Point	78-81ºC
Molecular Formula	C₂₂H₁₉Cl₂NO₃
Molecular Weight	416.297
Flash Point	263.0±30.1 °C
Exact Mass	415.074188
PSA	118.64000
LogP	6.27
Vapour Pressure	0.0±1.3 mmHg at 25°C
Index of Refraction	1.622
Stability	Stable. Incompatible with strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GZ1251400

CHEMICAL NAME :: Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, cyano(3-phenoxyphenyl) methyl ester, (1-alpha(S*),3-alpha)-(+-)-

CAS REGISTRY NUMBER :: 67375-30-8

LAST UPDATED :: 199801

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C22-H19-Cl2-N-O3

MOLECULAR WEIGHT :: 416.32

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 79 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >1900 mg/m3/4H

TOXIC EFFECTS :: Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 336 mg/kg/28D-I

TOXIC EFFECTS :: Brain and Coverings - changes in brain weight Endocrine - changes in spleen weight Related to Chronic Data - changes in testicular weight

TYPE OF TEST :: Micronucleus test

MUTATION DATA

TEST SYSTEM :: Non-mammalian species

DOSE/DURATION :: 5 ppb

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 298,25,1992

Symbol	GHS06, GHS08, GHS09
Signal Word	Danger
Hazard Statements	H301-H335-H373-H410
Precautionary Statements	P273-P301 + P310 + P330-P391-P501
Hazard Codes	T:Toxic
Risk Phrases	R25;R37;R48/22;R50/53
Safety Phrases	S36/37/39-S45-S60-S61
RIDADR	UN 2811
WGK Germany	3
RTECS	GZ1250000
Packaging Group	III
Hazard Class	6.1(b)

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.