ethyl 5-amino-1-phenyl-1H-1,2,3-triazole-4-carboxylate

5-氨基-1-苯基-1H-1,2,3-三唑-4-羧酸乙酯

Also known as: 5-Amino-1-phenyl-1H-1,2,3-triazole-4-carboxylic acid ethyl ester, 5-Amino-1-phenyl-1H-[1,2,3]triazole-4-carboxylic acid ethyl ester, ethyl 5-amino-1-phenyl-1,2,3-triazole-4-carboxylate, 5-amino-1-phenyl-1,2,3-triazole-4-carboxylic acid ethyl ester, ethyl 5-amino-1-phenyltriazole-4-carboxylate, 5-Amino-4-ethoxycarbonyl-1-phenyl-1,2,3-triazol, ethyl 5-amino-1-phenyl-v-triazole-4-carboxylate

ethyl 5-amino-1-phenyl-1H-1,2,3-triazole-4-carboxylate (CAS 20271-37-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H12N4O2 and a molecular weight of 232.23900 g/mol. It is also known as 5-Amino-1-phenyl-1H-1,2,3-triazole-4-carboxylic acid ethyl ester, 5-Amino-1-phenyl-1H-[1,2,3]triazole-4-carboxylic acid ethyl ester and ethyl 5-amino-1-phenyl-1,2,3-triazole-4-carboxylate. Key properties include a boiling point of 420.8ºC at 760 mmHg, a density of 1.34g/cm3 and a flash point of 208.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20271-37-8
Jingsj CID
J-1511478-7
Molecular Formula
C11H12N4O2
Chinese Name
5-氨基-1-苯基-1H-1,2,3-三唑-4-羧酸乙酯
Molecular Weight
232.23900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point420.8ºC at 760 mmHg
Density1.34g/cm3
Flash Point208.3ºC

Frequently Asked Questions

What is the CAS number of ethyl 5-amino-1-phenyl-1H-1,2,3-triazole-4-carboxylate?

The CAS number of ethyl 5-amino-1-phenyl-1H-1,2,3-triazole-4-carboxylate is 20271-37-8.

What are the molecular formula and molecular weight of ethyl 5-amino-1-phenyl-1H-1,2,3-triazole-4-carboxylate?

ethyl 5-amino-1-phenyl-1H-1,2,3-triazole-4-carboxylate has molecular formula C11H12N4O2 and molecular weight 232.23900 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-phenyl-1H-1,2,3-triazole-4-carboxylate (CAS 20271-37-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511478-7 (accessed 2026-10-25).

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