4-Aminoquinazolin-2-ol

4-氨基-2-羟基喹唑啉

Also known as: 2(3H)-Quinazolinone, 4-amino-, 4-Aminoquinazolin-2(1H)-one, 4-Aminoquinazolin-2(3H)-one, 4-Amino-2(1H)-quinazolinone, 4-Amino-2(3H)-quinazolinone, 4-Amino-2-quinazolinol, 4-amino-1H-quinazolin-2-one, 2-Quinazolinol, 4-amino-

4-Aminoquinazolin-2-ol (CAS 50440-88-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H7N3O and a molecular weight of 161.161 g/mol. It is also known as 2(3H)-Quinazolinone, 4-amino-, 4-Aminoquinazolin-2(1H)-one and 4-Aminoquinazolin-2(3H)-one. Key properties include a boiling point of 489.6±37.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 249.9±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
50440-88-5
Jingsj CID
J-16661-0
Molecular Formula
C8H7N3O
Chinese Name
4-氨基-2-羟基喹唑啉
Molecular Weight
161.161 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point489.6±37.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point249.9±26.5 °C

Frequently Asked Questions

What is the CAS number of 4-Aminoquinazolin-2-ol?

The CAS number of 4-Aminoquinazolin-2-ol is 50440-88-5.

What are the molecular formula and molecular weight of 4-Aminoquinazolin-2-ol?

4-Aminoquinazolin-2-ol has molecular formula C8H7N3O and molecular weight 161.161 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Aminoquinazolin-2-ol (CAS 50440-88-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16661-0 (accessed 2026-10-24).

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