Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Fenvalerate
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51630-58-1

51630-58-1 structure

Name: fenvalerate
Chemical Name: fenvalerate
CAS Number: 51630-58-1
Molecular Formula: C₂₅H₂₂ClNO₃
Molecular Weight: 419.900
Catalog: Chemical pesticide Insecticide Pyrethroid insecticide
Create Date: 2018-07-06 19:49:08
Modify Date: 2026-07-01 14:15:14
Fenvalerate is a potent protein phosphatase 2B (calcineurin) inhibitor with an IC50 of 2-4 nM for PP2B-Aα. Fenvalerate is a pyrethroid ester insecticide and acaricide[1].

Name	fenvalerate
Synonyms	4-chloro-alpha-(1-methylethyl)-benzeneaceticacicyano(3-phenoxyphenyl)meth sumibac alpha-cyano-3-phenoxy-benzylalpha-isopropyl-4-chlorophenylacetate evercide2362 sumifleece alpha-cyano-3-phenoxybenzylisopropyl-4-chlorophenylacetate Fenvalerate 250mg [51-1] Pydrin Fenvalerate E.C FENPROPONATE SUMICIDIN20EC (rs)-alpha-cyano-3-phenoxybenzyl(rs)-2-(4-chlorophenyl)-3-methylbutyrate alpha-cyano-3-phenoxybenzyl2-(4-chlorophenyl)isovalerate A-CYANO-3-PHENOXYBENZYL A-(4-CHLOROPHENYL)ISOVALERATE 4-chloro-alpha-(1-methylethyl)benzeneaceticacid,cyano(3-phenoxyphenyl)methyl alpha-Cyano-3-phenoxybenzyl (1R-(1alpha(S*),3alpha))-3-(2,2-dichlorovi nyl)-2,2-dimethylcyclopropanecboxylate Fenvalerate & Esfenvalerate (Sum of RR & SS isomers) （R，S）-α-cyano-m-phenoxybenzyl (R,S)-2-(4-chlorophenyl)-3-methyl brtyprate Cyano(3-phenoxyphenyl)methyl 4-Chloro-a-(1-methylethyl)benzeneacetate ashaughnessycode alpha-Cyano-3-phenoxybenzyl-2-(4-chlorophenyl)-3-methylbutyrate alpha-Cyano-3-phenoxybenzyl 2-(4-chlorophenyl)isovalerate aqmatrine ALPHA-CYANO-3-PHENOXYBENZYL ALPHA-(4-CHLOROPHENYL)-ISO-VALORATE a-Cyano-3-phenoxybenzyl-2-(4-chlorophenyl)-3-methylbutyrate Benzeneacetic acid, 4-chloro-α-(1-methylethyl)-, cyano(3-phenoxyphenyl)methyl ester aofen (R,S)-.alpha.-Cyano-3-phenoxybenzyl(R,S)-2-(4-chlorophenyl)-3-methylbutyricester Fenvalerate (RS)-alpha-cyano-3-phenoxybenzyl (Ξ)-cyano(3-phenoxyphenyl)methyl (2Ξ)-2-(4-chlorophenyl)-3-methylbutanoate MFCD00055324 EINECS 257-326-3 fenkem Benzeneacetic acid, 4-chloro-.alpha.-(1-methylethyl)-, cyano (3-phenoxyphenyl)-methyl ester Fenvalerate (R,S)-.alpha.-Cyano-3-phenoxybenzyl(R,S)-2-(4-chlorophenyl)-3-methylbutyric ester 4-chloro-alpha-(1-methylethyl)-benzeneacetic aci cyano(3-phenoxyphenyl)meth Benzeneaceticacid,4-chloro-.alpha.-(1-methylethyl)-,cyano(3-phenoxyphenyl)-methylester FENVEATE sumitick FENVALT 4-Chloro-α-(1-Methylethyl)benzeneacetic Acid Cyano(3-phenoxyphenyl)Methyl Ester Cyano(3-phenoxyphenyl)methyl 2-(4-chlorophenyl)-3-methylbutanoate oms-2000 4-chloro-alpha-(1-methylethyl)benzeneaceticacidcyano(3-phenoxyphenyl)methyle Benzeneacetic acid, 4-chloro-alpha-(1-methylethyl)-, cyano(3-phenoxyphenyl)methyl ester Tirade a-Cyano-3-phenoxybenzyl a-(4-Chlorophenyl)isovalerate furitrothion goldcresttribute alpha-cyano-3-phenoxybenzyl2-(4-chlorophenyl)-3-methylbutyrate 4-chloro-alpha-(1-methylethyl)benzeneacetic acid cyano(3-phenoxyphenyl)methyl ester 4-CHLORO-A-(1-METHYLETHYL)BENZENEACETIC ACIDYANO(3-PHENOXYPHENYL)METHYL ESTER 4-chloro-alpha-(1-methylethyl)-benzeneaceticacicyano(3-phenoxyphenyl)methylester 4-Chloro-a-(1-methylethyl)benzeneacetic Acid Cyano(3-phenoxyphenyl)methyl Ester ALPHA-CYANO-(3-PHENOXYPHENYL)METHYL-4-CHLORO-ALPHA-(1-METH ALPHA-CYANO-3-PHENOXYBENZYL-ALPHA-(4-CHLOROPHENYL)ISOVALERATE Fenvalerate, α-Cyano-3-phenoxybenzyl α-(4-chlorophenyl)isovalerate Phenvalerate sumicidin20e (αRS)-α-cyano-3-phenoxybenzyl (2RS)-2-(4-chlorophenyl)-3-methylbutyrate Fanvalerate (cyano(3-phenoxyphenyl)methyl-4-chloro-alpha-(1-methylethyl)phenylacetate) Fenvalerat Belmark FENVALAT Sumicidin sumkidin insectral 4-CHLORO-A-(1-METHYLETHYL)BENZENEACETICACIDCYANO(3-PHENOXYPHENYL)METHYLESTER balmk Cyano(3-phenoxyphenyl)methyl4-chloro-(1-methylethyl)-benzeneacetate Fenvalerate & esfenvalerate (Sum of RS & SRisomers) tribute

Description	Fenvalerate is a potent protein phosphatase 2B (calcineurin) inhibitor with an IC50 of 2-4 nM for PP2B-Aα. Fenvalerate is a pyrethroid ester insecticide and acaricide[1].
Related Catalog	Signaling Pathways >> Metabolic Enzyme/Protease >> Phosphatase Research Areas >> Infection Signaling Pathways >> Anti-infection >> Bacterial
In Vitro	Fenvalerate is inactive for PP2B-Bβ[1].
References	[1]. E Enan, et al. Specific Inhibition of Calcineurin by Type II Synthetic Pyrethroid Insecticides. Biochem Pharmacol. 1992 Apr 15;43(8):1777-84. [2]. A R Reilein, et al. Regulation of Organelle Movement in Melanophores by Protein Kinase A (PKA), Protein Kinase C (PKC), and Protein Phosphatase 2A (PP2A). J Cell Biol. 1998 Aug 10;142(3):803-13.

Density	1.2±0.1 g/cm3
Boiling Point	538.9±50.0 °C at 760 mmHg
Molecular Formula	C₂₅H₂₂ClNO₃
Molecular Weight	419.900
Flash Point	279.7±30.1 °C
Exact Mass	419.128815
PSA	59.32000
LogP	6.68
Vapour Pressure	0.0±1.4 mmHg at 25°C
Index of Refraction	1.586

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CY1576350

CHEMICAL NAME :: Benzeneacetic acid, 4-chloro-alpha-(1-methylethyl)-, cyano(3-phenoxyphenyl)methyl ester

CAS REGISTRY NUMBER :: 51630-58-1

LAST UPDATED :: 199801

DATA ITEMS CITED :: 43

MOLECULAR FORMULA :: C25-H22-Cl-N-O3

MOLECULAR WEIGHT :: 419.93

WISWESSER LINE NOTATION :: 1Y1&YR DG&VOYCN&R COR

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 :: 70200 ug/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Behavioral - excitement Behavioral - ataxia

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >5 gm/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 50 mg/kg

TOXIC EFFECTS :: Behavioral - tremor Behavioral - changes in motor activity (specific assay) Behavioral - muscle contraction or spasticity

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 202 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 :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 185 mg/kg

TOXIC EFFECTS :: Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >500 mg/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intracerebral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 200 ug/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 :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: >1 gm/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 :: 2500 mg/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - chicken

DOSE/DURATION :: 2400 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea Gastrointestinal - other changes

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: >4 gm/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness Behavioral - muscle contraction or spasticity

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - domestic

DOSE/DURATION :: >1600 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 :: Unreported

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 451 mg/kg

TOXIC EFFECTS :: Brain and Coverings - recordings from specific areas of CNS

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 36400 mg/kg/2Y-C

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2002 mg/kg/13W-C

TOXIC EFFECTS :: Related to Chronic Data - death

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 290 ug/m3/24H/13W-C

TOXIC EFFECTS :: Blood - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - catalases

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 109 gm/kg/2Y-C

TOXIC EFFECTS :: Kidney, Ureter, Bladder - changes in bladder weight Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 4550 mg/kg/26W-I

TOXIC EFFECTS :: Blood - changes in cell count (unspecified) Nutritional and Gross Metabolic - weight loss or decreased weight gain Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - chicken

DOSE/DURATION :: 14717 mg/kg/28D-I

TOXIC EFFECTS :: Blood - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: 180 gm/kg/5D-C

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: 1152 mg/kg/7D-C

TOXIC EFFECTS :: Gastrointestinal - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other oxidoreductases

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Parenteral

DOSE :: 100 mg/kg

SEX/DURATION :: male 5 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count)

TYPE OF TEST :: Morphological transformation

TYPE OF TEST :: Cytogenetic analysis

TYPE OF TEST :: Micronucleus test

TYPE OF TEST :: Micronucleus test

TYPE OF TEST :: Cytogenetic analysis

TYPE OF TEST :: Cytogenetic analysis

TYPE OF TEST :: Cytogenetic analysis

TYPE OF TEST :: Sperm Morphology

TYPE OF TEST :: Sperm Morphology

MUTATION DATA

TYPE OF TEST :: Mutation test systems - not otherwise specified

TEST SYSTEM :: Rodent - rabbit Cells - not otherwise specified

DOSE/DURATION :: 200 ug/L

REFERENCE :: JPFCD2 Journal of Environmental Science and Health, Part B: Pesticides, Food Contaminants, and Agricultural Wastes. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.B11- 1976- Volume(issue)/page/year: 23,439,1988 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 53,309,1991 IARC Cancer Review:Human No Available Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 53,309,1991 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 53,309,1991 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2212 No. of Facilities: 429 (estimated) No. of Industries: 8 No. of Occupations: 9 No. of Employees: 4830 (estimated) No. of Female Employees: 1319 (estimated)

Symbol	GHS06, GHS09
Signal Word	Danger
Hazard Statements	H301-H315-H319-H335-H410
Precautionary Statements	P261-P273-P301 + P310-P305 + P351 + P338-P501
Hazard Codes	T: Toxic;N: Dangerous for the environment;
Risk Phrases	R25;R36/37/38;R50/53;R57
Safety Phrases	S26-S45-S60-S61
RIDADR	UN 2811 6.1/PG 3
WGK Germany	3
RTECS	CY1576350
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2926909036

Precursor 10
51631-50-6 39515-51-0 144-55-8 1135-40-6
3083-10-1 39515-47-4 84533-91-5 75-09-2
23237-02-7 106-43-4
DownStream 2
2012-74-0 39515-47-4

HS Code	2926909036
Summary	2926909036 cyano(3-phenoxyphenyl)methyl 2-(4-chlorophenyl)-3-methylbutanoate。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0%

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