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2-Amino-5,6,7,8-tetrahydro-4-quinazolinecarboxylic acid

2-氨基-5,6,7,8-四氢-4-喹唑啉羧酸

Also known as: 2-amino-5,6,7,8-tetrahydroquinazoline-4-carboxylic acid, 4-Quinazolinecarboxylic acid, 2-amino-5,6,7,8-tetrahydro-

2-Amino-5,6,7,8-tetrahydro-4-quinazolinecarboxylic acid (CAS 51640-97-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11N3O2 and a molecular weight of 193.20300 g/mol. It is also known as 2-amino-5,6,7,8-tetrahydroquinazoline-4-carboxylic acid and 4-Quinazolinecarboxylic acid, 2-amino-5,6,7,8-tetrahydro-. Key properties include a boiling point of 499.2ºC at 760 mmHg, a density of 1.404g/cm3 and a flash point of 255.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51640-97-2
Jingsj CID
J-859741-4
Molecular Formula
C9H11N3O2
Chinese Name
2-氨基-5,6,7,8-四氢-4-喹唑啉羧酸
Molecular Weight
193.20300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point499.2ºC at 760 mmHg
Density1.404g/cm3
Flash Point255.7ºC

Frequently Asked Questions

What is the CAS number of 2-Amino-5,6,7,8-tetrahydro-4-quinazolinecarboxylic acid?

The CAS number of 2-Amino-5,6,7,8-tetrahydro-4-quinazolinecarboxylic acid is 51640-97-2.

What are the molecular formula and molecular weight of 2-Amino-5,6,7,8-tetrahydro-4-quinazolinecarboxylic acid?

2-Amino-5,6,7,8-tetrahydro-4-quinazolinecarboxylic acid has molecular formula C9H11N3O2 and molecular weight 193.20300 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-5,6,7,8-tetrahydro-4-quinazolinecarboxylic acid (CAS 51640-97-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-859741-4 (accessed 2026-10-24).

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