2,2-dimethyl-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one

2,2-二甲基-7-硝基-2H-苯并[b][1,4]噁嗪-3(4H)-酮

Also known as: 2,2-dimethyl-7-nitro-4H-1,4-benzoxazin-3-one, 2,2-dimethyl-7-nitro-3,4-dihydro-2H-1,4-benzoxazin-3-one, 2,2-dimethyl-7-nitro-2H-1,4-benzoxazin-3(4H)-one, QC-2203, RW3138

2,2-dimethyl-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 85160-83-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H10N2O4 and a molecular weight of 222.19700 g/mol. It is also known as 2,2-dimethyl-7-nitro-4H-1,4-benzoxazin-3-one, 2,2-dimethyl-7-nitro-3,4-dihydro-2H-1,4-benzoxazin-3-one and 2,2-dimethyl-7-nitro-2H-1,4-benzoxazin-3(4H)-one. Key property: a boiling point of 402.4±45.0°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 85160-83-4
Jingsj CID: J-1124808-4
Molecular Formula: C₁₀H₁₀N₂O₄
Chinese Name: 2,2-二甲基-7-硝基-2H-苯并[b][1,4]噁嗪-3(4H)-酮
Molecular Weight: 222.19700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	402.4±45.0°C at 760 mmHg

Frequently Asked Questions

What is the CAS number of 2,2-dimethyl-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one?

The CAS number of 2,2-dimethyl-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one is 85160-83-4.

What are the molecular formula and molecular weight of 2,2-dimethyl-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one?

2,2-dimethyl-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one has molecular formula C10H10N2O4 and molecular weight 222.19700 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,2-dimethyl-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 85160-83-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1124808-4 (accessed 2026-10-24).

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