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3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile

Also known as: 3,4-Dihydro-3-oxo-2H-1,4-benzoxazine-6-carbonitrile, 3-Oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carbonitrile, 3-oxo-4H-1,4-benzoxazine-6-carbonitrile, 6-Cyano-2,3-dihydro-3-oxo-4H-1,4-benzoxazine, 2H-1,4-Benzoxazine-6-carbonitrile, 3,4-dihydro-3-oxo-

3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile (CAS 134997-74-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H6N2O2 and a molecular weight of 174.15600 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
134997-74-3
Jingsj CID
J-1514157-8
Molecular Formula
C9H6N2O2
Molecular Weight
174.15600 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass174.04300
PSA65.61000
LogP0.97428

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 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile?

The CAS number of 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile is 134997-74-3.

What are the molecular formula and molecular weight of 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile?

3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile has molecular formula C9H6N2O2 and molecular weight 174.15600 g/mol.

What are the upstream and downstream products of 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile?

For 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile, Upstream Products: 6-Bromo-2H-1,4-benzoxazin-3(4H)-one, Zinc cyanide, 2-Amino-4-cyanophenol; Downstream Products: methyl 3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylate, 6-(Aminomethyl)-2H-1,4-benzoxazin-3(4H)-one hydrochloride.

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

Last updated:

How to cite: Jingsj. "3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonitrile (CAS 134997-74-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1514157-8 (accessed 2026-11-09).

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