Ethyl (5-amino-1H-tetrazol-1-yl)acetate

(5-氨基-1H-四唑-1-基)乙酸乙酯

Also known as: 1H-Tetrazole-1-acetic acid, 5-amino-, ethyl ester, 2-(5-Amino-1-tetrazolyl)acetic acid ethyl ester, 2-(5-Aminotetrazol-1-yl)acetic acid ethyl ester, Ethyl 2-(5-amino-1,2,3,4-tetrazol-1-yl)ethanoate, Ethyl (5-amino-1H-tetraazol-1-yl)acetate, 1-Carboethoxymethyl-5-aminotetrazole, CHEMBRDG-BB 5380271

Ethyl (5-amino-1H-tetrazol-1-yl)acetate (CAS 21744-57-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C5H9N5O2 and a molecular weight of 171.15700 g/mol. It is also known as 1H-Tetrazole-1-acetic acid, 5-amino-, ethyl ester, 2-(5-Amino-1-tetrazolyl)acetic acid ethyl ester and 2-(5-Aminotetrazol-1-yl)acetic acid ethyl ester. Key properties include a boiling point of 351.4ºC at 760mmHg, a density of 1.56g/cm3 and a flash point of 166.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21744-57-0
Jingsj CID
J-1064472-4
Molecular Formula
C5H9N5O2
Chinese Name
(5-氨基-1H-四唑-1-基)乙酸乙酯
Molecular Weight
171.15700 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point351.4ºC at 760mmHg
Density1.56g/cm3
Flash Point166.3ºC

Frequently Asked Questions

What is the CAS number of Ethyl (5-amino-1H-tetrazol-1-yl)acetate?

The CAS number of Ethyl (5-amino-1H-tetrazol-1-yl)acetate is 21744-57-0.

What are the molecular formula and molecular weight of Ethyl (5-amino-1H-tetrazol-1-yl)acetate?

Ethyl (5-amino-1H-tetrazol-1-yl)acetate has molecular formula C5H9N5O2 and molecular weight 171.15700 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-1H-tetrazol-1-yl)acetate (CAS 21744-57-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1064472-4 (accessed 2026-10-24).

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