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64257-84-7

64257-84-7 structure

64257-84-7 structure

Name: Fenpropathrin
Chemical Name: [cyano-(3-phenoxyphenyl)methyl] 2,2,3,3-tetramethylcyclopropane-1-carboxylate
CAS Number: 64257-84-7
Molecular Formula: C₂₂H₂₃NO₃
Molecular Weight: 349.42300
Catalog: Chemical pesticide Insecticide Pyrethroid insecticide
Create Date: 2018-06-07 07:12:32
Modify Date: 2025-08-19 21:31:14

Name	[cyano-(3-phenoxyphenyl)methyl] 2,2,3,3-tetramethylcyclopropane-1-carboxylate
Synonyms	Meothrin Meiothrin MFCD00144305 Danimen Danitol Herald Miothrin fenpropanate Smash Kilumal EINECS 254-485-0

Density	1.128 g/cm3
Boiling Point	448.2ºC at 760 mmHg
Melting Point	45-50ºC
Molecular Formula	C₂₂H₂₃NO₃
Molecular Weight	349.42300
Flash Point	195.5ºC
Exact Mass	349.16800
PSA	59.32000
LogP	5.26898
Storage condition	0-6°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GZ2090500

CHEMICAL NAME :: Cyclopropanecarboxylic acid, 2,2,3,3-tetramethyl-, cyano(3-phenoxyphenyl)methyl ester, (+-)-

CAS REGISTRY NUMBER :: 64257-84-7

LAST UPDATED :: 199806

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C22-H23-N-O3

MOLECULAR WEIGHT :: 349.46

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 :: 74 mg/kg

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

REFERENCE :: JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 17,353,1997

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2586 ug/kg

TOXIC EFFECTS :: Behavioral - tremor Behavioral - ataxia Gastrointestinal - changes in structure or function of salivary glands

REFERENCE :: PCBPBS Pesticide Biochemistry and Physiology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1971- Volume(issue)/page/year: 30,79,1988 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 104 ug/kg/14D-I

TOXIC EFFECTS :: Blood - changes in bone marrow (not otherwise specified)

REFERENCE :: JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 17,353,1997

Hazard Codes	T+,N
Safety Phrases	S28-S36/37-S38-S45-S60-S61
HS Code	2926909010

HS Code	2926909010

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