6-Nitroquinazolin-4(3H)-one

Also known as: 6-Nitro-4-quinazolinol, 6-Nitro-4(3H)-quinazolinone, 6-Nitro-4(1H)-quinazolinone, 6-Nitro-4-quinazolone, 6-Nitroquinazolin-4-ol, 6-nitro-1,4-dihydroquinazolin-4-one, 6-nitro-1H-quinazolin-4-one, 6-nitro-3,4-dihydroquinazolin-4-one, 6-nitrochinazolin-4(1h)-on, Afatinib Impurity 102, NSC 51669

6-Nitroquinazolin-4(3H)-one (CAS 6943-17-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H5N3O3 and a molecular weight of 191.144 g/mol. Key properties include a boiling point of 429.0±25.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 213.2±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 6943-17-5
Jingsj CID: J-1420343-1
Molecular Formula: C₈H₅N₃O₃
Molecular Weight: 191.144 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	429.0±25.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	213.2±23.2 °C
Exact Mass	191.033096
PSA	91.57000
LogP	0.03
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.744

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-Nitroquinazolin-4(3H)-one?

The CAS number of 6-Nitroquinazolin-4(3H)-one is 6943-17-5.

What are the molecular formula and molecular weight of 6-Nitroquinazolin-4(3H)-one?

6-Nitroquinazolin-4(3H)-one has molecular formula C8H5N3O3 and molecular weight 191.144 g/mol.

What are the upstream and downstream products of 6-Nitroquinazolin-4(3H)-one?

For 6-Nitroquinazolin-4(3H)-one, Upstream Products: Methanimidic acid, (Z)-, 2-Amino-5-nitrobenzoic acid, 2-Amino-5-nitrobenzamide; Downstream Products: methy 2-(methylamino)-5-nitrobenzoate, 6-Amino-4-(3-chloro-4-fluoroanilino)quinazoline, N-(3-chloro-4-fluorophenyl)-6-nitroquinazolin-4-amine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "6-Nitroquinazolin-4(3H)-one (CAS 6943-17-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1420343-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.