ethyl 5-amino-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate

5-氨基-1-(4-甲基苯基)-1H-吡唑-3-甲酸乙酯

Also known as: ethyl 5-amino-1-p-tolyl-1H-pyrazole-3-carboxylate, 5-amino-1-(4-methylphenyl)-1H-pyrazole-3-carboxylic acid ethyl ester, 5-amino-1-p-tolyl-1H-pyrazole-3-carboxylic acid ethyl ester, ethyl 5-amino-1-(4-methylphenyl)pyrazole-3-carboxylate

ethyl 5-amino-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate (CAS 866837-98-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H15N3O2 and a molecular weight of 245.27700 g/mol. It is also known as ethyl 5-amino-1-p-tolyl-1H-pyrazole-3-carboxylate, 5-amino-1-(4-methylphenyl)-1H-pyrazole-3-carboxylic acid ethyl ester and 5-amino-1-p-tolyl-1H-pyrazole-3-carboxylic acid ethyl ester. Key properties include a boiling point of 420.762ºC at 760 mmHg, a density of 1.231 g/cm3 and a flash point of 208.269ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
866837-98-1
Jingsj CID
J-1490804-6
Molecular Formula
C13H15N3O2
Chinese Name
5-氨基-1-(4-甲基苯基)-1H-吡唑-3-甲酸乙酯
Molecular Weight
245.27700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point420.762ºC at 760 mmHg
Density1.231 g/cm3
Flash Point208.269ºC

Frequently Asked Questions

What is the CAS number of ethyl 5-amino-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate?

The CAS number of ethyl 5-amino-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate is 866837-98-1.

What are the molecular formula and molecular weight of ethyl 5-amino-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate?

ethyl 5-amino-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate has molecular formula C13H15N3O2 and molecular weight 245.27700 g/mol.

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

Last updated:

How to cite: Jingsj. "ethyl 5-amino-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate (CAS 866837-98-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1490804-6 (accessed 2026-10-25).

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