(2-Amino-4-hydroxy-1,3-thiazol-5-yl)acetic acid

(2-氨基-4-羟基-1,3-噻唑-5-基)乙酸

Also known as: 2-amino-4-hydroxy-5-thiazoleacetic acid, 5-thiazoleacetic acid, 2-amino-4-hydroxy-, 2-(4-hydroxy-2-imino-2,3-dihydrothiazol-5-yl)acetic acid, 4-hydroxy-2-imino-4-thiazoline-5-acetic acid

(2-Amino-4-hydroxy-1,3-thiazol-5-yl)acetic acid (CAS 199991-61-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O3S and a molecular weight of 174.17800 g/mol. It is also known as 2-amino-4-hydroxy-5-thiazoleacetic acid, 5-thiazoleacetic acid, 2-amino-4-hydroxy- and 2-(4-hydroxy-2-imino-2,3-dihydrothiazol-5-yl)acetic acid. Key properties include a boiling point of 481.1ºC at 760 mmHg, a density of 1.736g/cm3 and a flash point of 244.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
199991-61-2
Jingsj CID
J-1175311-9
Molecular Formula
C5H6N2O3S
Chinese Name
(2-氨基-4-羟基-1,3-噻唑-5-基)乙酸
Molecular Weight
174.17800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point481.1ºC at 760 mmHg
Density1.736g/cm3
Flash Point244.8ºC

Frequently Asked Questions

What is the CAS number of (2-Amino-4-hydroxy-1,3-thiazol-5-yl)acetic acid?

The CAS number of (2-Amino-4-hydroxy-1,3-thiazol-5-yl)acetic acid is 199991-61-2.

What are the molecular formula and molecular weight of (2-Amino-4-hydroxy-1,3-thiazol-5-yl)acetic acid?

(2-Amino-4-hydroxy-1,3-thiazol-5-yl)acetic acid has molecular formula C5H6N2O3S and molecular weight 174.17800 g/mol.

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

Last updated:

How to cite: Jingsj. "(2-Amino-4-hydroxy-1,3-thiazol-5-yl)acetic acid (CAS 199991-61-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1175311-9 (accessed 2026-10-25).

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