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7-Nitro-3,4-dihydro-2H-1,4-benzoxazine

Also known as: 7-Nitro-3,4-dihydro-2H-1,4-benzooxazine, 7-Nitro-3,4-dihydrobenzo[1,4]oxazine, 7-Nitro-3,4-dihydro-2H-benzo[1,4]oxazine, 3,4-Dihydro-7-nitro-2H-benzo[b][1,4]oxazine, 7-NITRO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE, OTAVA-BB 1217676

7-Nitro-3,4-dihydro-2H-1,4-benzoxazine (CAS 120711-81-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H8N2O3 and a molecular weight of 180.161 g/mol. Key properties include a boiling point of 341.6±42.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 160.4±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
120711-81-1
Jingsj CID
J-1113552-7
Molecular Formula
C8H8N2O3
Molecular Weight
180.161 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point341.6±42.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point160.4±27.9 °C
Exact Mass180.053497
PSA67.08000
LogP2.39
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.585
Storage Conditions2-8°C

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. 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 7-Nitro-3,4-dihydro-2H-1,4-benzoxazine?

The CAS number of 7-Nitro-3,4-dihydro-2H-1,4-benzoxazine is 120711-81-1.

What are the molecular formula and molecular weight of 7-Nitro-3,4-dihydro-2H-1,4-benzoxazine?

7-Nitro-3,4-dihydro-2H-1,4-benzoxazine has molecular formula C8H8N2O3 and molecular weight 180.161 g/mol.

What are the upstream and downstream products of 7-Nitro-3,4-dihydro-2H-1,4-benzoxazine?

For 7-Nitro-3,4-dihydro-2H-1,4-benzoxazine, Upstream Products: 7-Nitro-2H-benzo[b][1,4]oxazin-3(4H)-one, 1,2-Dibromoethane, 2-Amino-4-nitrophenol; Downstream Products: 4-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazin-7-amine.

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

Last updated:

How to cite: Jingsj. "7-Nitro-3,4-dihydro-2H-1,4-benzoxazine (CAS 120711-81-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1113552-7 (accessed 2026-11-09).

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