ethyl 2-(4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate

Modify Date: 2025-08-26 19:57:57

ethyl 2-(4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate Structure
ethyl 2-(4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate structure
Common Name ethyl 2-(4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate
CAS Number 345237-74-3 Molecular Weight 270.63600
Density 1.42g/cm3 Boiling Point 298.9ºC at 760 mmHg
Molecular Formula C9H10ClF3N2O2 Melting Point N/A
MSDS N/A Flash Point 134.6ºC

 Names

Name Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.42g/cm3
Boiling Point 298.9ºC at 760 mmHg
Molecular Formula C9H10ClF3N2O2
Molecular Weight 270.63600
Flash Point 134.6ºC
Exact Mass 270.03800
PSA 44.12000
LogP 2.42680
Index of Refraction 1.491
InChIKey HUNTWKCKPLUKBV-UHFFFAOYSA-N
SMILES CCOC(=O)Cn1nc(C(F)(F)F)c(Cl)c1C

 Safety Information

HS Code 2933199090

 Synthetic Route

~84%

ethyl 2-(4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate Structure

ethyl 2-(4-chlo...

CAS#:345237-74-3

Literature: ChemoCentryx, Inc.; Chen, Xi; Dragoli, Dean R.; Fan, Pingchen; Li, Yandong; Powers, Jay P.; Punna, Sreenivas; Tanaka, Hiroko; Zhang, Penglie Patent: US2014/57937 A1, 2014 ; Location in patent: Paragraph 0093; 0094 ;

 Customs

HS Code 2933199090
Summary 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

(4-chloro-2-methylsulfanyl-pyrimidin-5-yl)-acetic acid ethyl ester
4-Chlor-5-ethoxycarbonylmethyl-2-methylmercapto-pyrimidin
ETHYL 2-(4-CHLORO-2-(METHYLTHIO)PYRIMIDIN-5-YL)ACETATE
ethyl 2-(4-chloro-2-methylsulfanyl-pyrimidin-5-yl)acetate
ethyl [4-chloro-2-(methylthio)pyrimidin-5-yl]acetate
ethyl 2-(4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate
MFCD01527957
(4-Chloro-5-methyl-3-trifluoromethyl-pyrazol-1-yl)-acetic acid ethyl ester
1H-Pyrazole-1-acetic acid, 4-chloro-5-methyl-3-(trifluoromethyl)-, ethyl ester
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