Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate
Also known as: Ethyl 3-(trifluoromethyl)pyrazole-4-carboxylate, Ethyl 3-trifluoromethyl-1H-pyrazole-4-carboxylate, 3-(Trifluoromethyl)pyrazole-4-carboxylic acid ethyl ester, 3-(Trifluoromethyl)-1H-pyrazole-4-carboxylic acid ethyl ester, Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate, MFCD00052083
Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate (CAS 155377-19-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7F3N2O2 and a molecular weight of 208.14 g/mol. Key properties include a melting point of 145 °C, a boiling point of 196.5±40.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 72.6±27.3 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 155377-19-8
- Jingsj CID
- J-1345-6
- Molecular Formula
- C7H7F3N2O2
- Molecular Weight
- 208.14 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 145 °C |
|---|---|
| Boiling Point | 196.5±40.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 72.6±27.3 °C |
| Exact Mass | 212.077255 |
| PSA | 54.98000 |
| LogP | 1.07 |
| Vapor Pressure | 0.4±0.4 mmHg at 25°C |
| Refractive Index | 1.402 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| 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% |
Frequently Asked Questions
What is the CAS number of Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate?
The CAS number of Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate is 155377-19-8.
What are the molecular formula and molecular weight of Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate?
Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate has molecular formula C7H7F3N2O2 and molecular weight 208.14 g/mol.
Is Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate hazardous?
Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ethyl 3-(trifluoromethyl)-1H-pyrazole-4-carboxylate (CAS 155377-19-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1345-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.