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3-Ethyl-1-phenyl-1H-pyrazol-5-amine

5-乙基-2-苯基-2H-吡唑-3-胺

Also known as: 1H-Pyrazol-5-amine, 3-ethyl-1-phenyl-, 3-ETHYL-1-PHENYL-1H-PYRAZOL-5-AMINE, 5-ETHYL-2-PHENYL-2H-PYRAZOL-3-YLAMINE, 5-ethyl-2-phenylpyrazol-3-amine

3-Ethyl-1-phenyl-1H-pyrazol-5-amine (CAS 1017781-37-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H13N3 and a molecular weight of 187.241 g/mol. It is also known as 1H-Pyrazol-5-amine, 3-ethyl-1-phenyl-, 3-ETHYL-1-PHENYL-1H-PYRAZOL-5-AMINE and 5-ETHYL-2-PHENYL-2H-PYRAZOL-3-YLAMINE. Key properties include a boiling point of 347.0±22.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 163.7±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1017781-37-1
Jingsj CID
J-1501016-4
Molecular Formula
C11H13N3
Chinese Name
5-乙基-2-苯基-2H-吡唑-3-胺
Molecular Weight
187.241 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point347.0±22.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point163.7±22.3 °C

Frequently Asked Questions

What is the CAS number of 3-Ethyl-1-phenyl-1H-pyrazol-5-amine?

The CAS number of 3-Ethyl-1-phenyl-1H-pyrazol-5-amine is 1017781-37-1.

What are the molecular formula and molecular weight of 3-Ethyl-1-phenyl-1H-pyrazol-5-amine?

3-Ethyl-1-phenyl-1H-pyrazol-5-amine has molecular formula C11H13N3 and molecular weight 187.241 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-Ethyl-1-phenyl-1H-pyrazol-5-amine (CAS 1017781-37-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501016-4 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.