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

Modify Date: 2026-07-22 12:14:41

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

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

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

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

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

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2933199090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~84%

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

ethyl 2-(4-chlo...

CAS#:345237-74-3

Learn More
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 ;

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  2

DownStream  1

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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%

 Bioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: A High Throughput Screening Assay for Inhibitors of Bacterial Motility in Vibrio chol...
Source: Southern Research Institute
Target: N/A
External Id: CHOL_MOT
Name: Fluorescence-based counterscreen assay for HCV NS3 helicase inhibitors of a ChemBridg...
Source: 1102
Target: N/A
External Id: 20130627FPNS3INTERFERECB
Name: Discovery of Small Molecules to Inhibit Human Cytomegalovirus Nuclear Egress
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: HCMV UL50
External Id: HMS1262
Name: Chemical Probes of Kaposi's Sarcoma Herpes Virus Latent Infection
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: ORF 73 [Human herpesvirus 8 type M]
External Id: HMS791
Name: Fluorescence polarization based primary biochemical high throughput screening assay o...
Source: 1102
Target: NS3 [Hepatitis C virus]
External Id: 20130624FPNS3DACB
Name: High-throughput screen for inhibitors of the GIV GBA-motif interaction with Galpha-i ...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS1303
Name: A screen for compounds that inhibit the activity of LtaS in Staphylococcus aureus
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS979
Name: A screen for compounds that inhibit viral RNA polymerase binding and polymerization a...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: Chain A, Poliovirus Polymerase With Gtp
External Id: HMS750
Total 8, Current Page 1 of 1
1

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

(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

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the LogP of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: LogP of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate is 2.42680.
Q: What is the polar surface area (PSA) of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: Polar surface area (PSA) of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate is 44.12000.
Q: What is the boiling point of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: Boiling point of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate is 298.9ºC at 760 mmHg.
Q: What is the CAS number of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: CAS number of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate is 345237-74-3.
Q: What are the downstream products of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: Related downstream products(CAS) of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate: 378758-70-4.
Q: What is the InChIKey of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: InChIKey of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate is HUNTWKCKPLUKBV-UHFFFAOYSA-N.
Q: What is the English name of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: The English name of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate is Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate.
Q: What are the upstream materials of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: Related upstream materials(CAS) of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate: 235106-12-4;105-36-2.
Q: What is the molecular formula of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: Molecular formula of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate is C9H10ClF3N2O2.
Q: What is the molecular weight of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate?
A: Molecular weight of Ethyl [4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetate is 270.63600.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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.