5-Aminothiazolo[4,5-d]pyrimidin-2(3H)-one

5-氨基噻唑并[4,5-d]嘧啶-2(3H)-酮

Also known as: 5-Amino[1,3]thiazolo[4,5-d]pyrimidin-2(3H)-one, 5-amino-2H,3H-[1,3]thiazolo[4,5-d]pyrimidin-2-one, 5-amino-3H-thiazolo[4,5-d]pyrimidin-2-one, 5-amino-3H-thiazolo[4,5-d]pyrimidine-2-one, Thiazolo[4,5-d]pyrimidin-2(3H)-one, 5-amino-, 5-aminothiazolo[4,5-d]pyrimidin-2(3H)-one

5-Aminothiazolo[4,5-d]pyrimidin-2(3H)-one (CAS 848691-22-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N4OS and a molecular weight of 168.176 g/mol. It is also known as 5-Amino[1,3]thiazolo[4,5-d]pyrimidin-2(3H)-one, 5-amino-2H,3H-[1,3]thiazolo[4,5-d]pyrimidin-2-one and 5-amino-3H-thiazolo[4,5-d]pyrimidin-2-one. Key property: a density of 1.7±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
848691-22-5
Jingsj CID
J-14032-0
Molecular Formula
C5H4N4OS
Chinese Name
5-氨基噻唑并[4,5-d]嘧啶-2(3H)-酮
Molecular Weight
168.176 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.7±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of 5-Aminothiazolo[4,5-d]pyrimidin-2(3H)-one?

The CAS number of 5-Aminothiazolo[4,5-d]pyrimidin-2(3H)-one is 848691-22-5.

What are the molecular formula and molecular weight of 5-Aminothiazolo[4,5-d]pyrimidin-2(3H)-one?

5-Aminothiazolo[4,5-d]pyrimidin-2(3H)-one has molecular formula C5H4N4OS and molecular weight 168.176 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Aminothiazolo[4,5-d]pyrimidin-2(3H)-one (CAS 848691-22-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14032-0 (accessed 2026-10-24).

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