6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione
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. 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. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 28888-44-0
- Jingsj CID
- J-1172382-3
- Molecular Formula
- C10H10N2O4
- Molecular Weight
- 222.197 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical 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 |
| Exact Mass | 222.064056 |
| PSA | 84.18000 |
| LogP | -0.49 |
| Vapor Pressure | 0.0±1.4 mmHg at 25°C |
| Refractive Index | 1.663 |
| Additional Property | insoluble |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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 and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione?
For 6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione, Upstream Products: Potassium cyanate, 2-Amino-4,5-dimethoxybenzoic acid, Carbon dioxide; Downstream Products: 2-Chloro-6,7-dimethoxy-3H-quinazolin-4-one, 2-Chloro-4-amino-6,7-dimethoxyquinazoline, 2,4-Dichloro-6,7-dimethoxyquinazoline.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
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-1172382-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.