6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione

6,7-二甲氧基-2,4-喹唑啉二酮

Also known as: 2,4-Dihydroxy-6,7-dimethoxyquinazoline, 6,7-Dimethoxy-2,4(1H,3H)-quinazolinedione, 6,7-Dimethoxy-2,4-quinazolinedione, 6,7-Dimethoxyquinazoline-2,4-diol, 6,7-Dimethoxyquinazoline-2,4-dione, EINECS 249-288-1, MFCD00130057

6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione (CAS 28888-44-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H10N2O4 and a molecular weight of 222.197 g/mol. It is also known as 2,4-Dihydroxy-6,7-dimethoxyquinazoline, 6,7-Dimethoxy-2,4(1H,3H)-quinazolinedione and 6,7-Dimethoxy-2,4-quinazolinedione. Key properties include a melting point of 323 °C, a boiling point of 507.9±60.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 260.9±32.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 28888-44-0
Jingsj CID: J-1172382-4
Molecular Formula: C₁₀H₁₀N₂O₄
Chinese Name: 6,7-二甲氧基-2,4-喹唑啉二酮
Molecular Weight: 222.197 g/mol
Category: Ketones
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	323 °C
Boiling Point	507.9±60.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	260.9±32.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione?

The CAS number of 6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione is 28888-44-0.

What are the molecular formula and molecular weight of 6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione?

6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione has molecular formula C10H10N2O4 and molecular weight 222.197 g/mol.

Is 6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione hazardous?

6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione has GHS signal word Warning.

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

Last updated: 8/21/2026

How to cite: Jingsj. "6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione (CAS 28888-44-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1172382-4 (accessed 2026-10-22).

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