Fenvalerate beta

Base Information

Chemical Name:Fenvalerate beta
CAS No.:66267-77-4
Molecular Formula:C25H22ClNO3
Molecular Weight:419.908
Hs Code.:
European Community (EC) Number:830-883-5
UNII:93PTL35GLO
DSSTox Substance ID:DTXSID3058450
Wikidata:Q27271605

Synonyms:Fenvalerate beta;66267-77-4;UNII-93PTL35GLO;93PTL35GLO;Fenvalerate A-beta;[(R)-cyano-(3-phenoxyphenyl)methyl] (2S)-2-(4-chlorophenyl)-3-methylbutanoate;S 5602A-beta;Benzeneacetic acid, 4-chloro-alpha-(1-methylethyl)-, (R)-cyano(3-phenoxyphenyl)methyl ester, (alphaS)-;BRN 5857755;Benzeneacetic acid, 4-chloro-.alpha.-(1-methylethyl)-, (R)-cyano(3-phenoxyphenyl)methyl ester, (.alpha.S)-;C25-H22-Cl-N-O3;B-Fenvalerate;Benzeneacetic acid, 4-chloro-alpha-(1-methylethyl)-, cyano(3-phenoxyphenyl)methyl ester, (R-(R*,S*))-;FENVALERATE .BETA.;FENVALERATE A.BETA.;BIDD:PXR0070;BIDD:ER0133;SCHEMBL3880683;DTXSID3058450;S-5602A.BETA.;AKOS015906317;EN300-6478507;A828700;Q27271605;Z3213131157;(2S)-2-(4-chlorophenyl)-3-methylbutanoic acid [(R)-cyano-(3-phenoxyphenyl)methyl] ester;(R)-Cyano(3-phenoxyphenyl)methyl (2S)-2-(4-chlorophenyl)-3-methylbutanoate;[(R)-cyano-(3-phenoxyphenyl)methyl] (2S)-2-(4-chlorophenyl)-3-methyl-butanoate;BENZENEACETIC ACID, 4-CHLORO-.ALPHA.-(1-METHYLETHYL)-, CYANO(3-PHENOXYPHENYL)METHYL ESTER, (R-R*,S*))-

Suppliers and Price of Fenvalerate beta

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 2 raw suppliers

Chemical Property of Fenvalerate beta

Chemical Property:

Boiling Point:538.9°Cat760mmHg
Flash Point:279.7°C
PSA：59.32000
Density:1.21g/cm³
LogP:6.67998
XLogP3:6.2
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:8
Exact Mass:419.1288213
Heavy Atom Count:30
Complexity:586

Purity/Quality:: 98% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:CC(C)C(C1=CC=C(C=C1)Cl)C(=O)OC(C#N)C2=CC(=CC=C2)OC3=CC=CC=C3
Isomeric SMILES:CC(C)[C@@H](C1=CC=C(C=C1)Cl)C(=O)O[C@@H](C#N)C2=CC(=CC=C2)OC3=CC=CC=C3

Technology Process of Fenvalerate beta

There total 6 articles about Fenvalerate beta which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 66230-05-5
S-(+)-2-(4-chlorophenyl)isovaleryl chloride

: 39515-47-4,52315-06-7,61826-76-4,71962-66-8
(S)-m-phenoxybenzaldehyde cyanohydrin

: 66230-04-4,67890-40-8
esfenvalerate

: 66267-77-4,67890-40-8
[R]-alpha-cyano-3-phenoxybenzyl [S]-2-(4-chlorophenyl)-2-isopropyl-acetate

Guidance literature:: With pyridine; In dichloromethane; Yield given. Title compound not separated from byproducts; a) 0 deg C 1 h, b) r.t., overnight;
DOI:10.1021/jo00047a016

Reference yield:

: 39515-47-4
2-hydroxy-2-(3-phenoxyphenyl)acetonitrile

: 66230-05-5
S-(+)-2-(4-chlorophenyl)isovaleryl chloride

: 66230-04-4,67890-40-8
esfenvalerate

: 66267-77-4,67890-40-8
[R]-alpha-cyano-3-phenoxybenzyl [S]-2-(4-chlorophenyl)-2-isopropyl-acetate

Guidance literature:: With pyridine; In dichloromethane; for 0.5h;
DOI:10.1021/jf981210m

Reference yield:

: 113301-28-3
O-acetyl-(S)-2-hydroxy-2-(3-phenoxyphenyl)acetonitrile

: 66267-77-4,67890-40-8
[R]-alpha-cyano-3-phenoxybenzyl [S]-2-(4-chlorophenyl)-2-isopropyl-acetate

Guidance literature:: Multi-step reaction with 2 steps

1: 92 percent / ethanol / diisopropyl ether / 6 h / 25 °C / lipase from Pseudomonas cepacia (Amano)

2: pyridine / CH₂Cl₂ / a) 0 deg C 1 h, b) r.t., overnight

With pyridine; ethanol; In dichloromethane; di-isopropyl ether;
DOI:10.1021/jo00047a016