7-Amino-3,4-dihydroquinoxalin-2(1H)-one

Also known as: 2(1H)-Quinoxalinone, 7-amino-3,4-dihydro-, 7-Amino-3,4-dihydro-1H-quinoxalin-2-one, 7-amino-3,4-dihydro-1H-quinoxalin-2-one, 7-AMino-3,4-dihydroquinoxalin-2(1H)-one

7-Amino-3,4-dihydroquinoxalin-2(1H)-one (CAS 251474-50-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H9N3O and a molecular weight of 163.17700 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 251474-50-7
Jingsj CID: J-1400410-5
Molecular Formula: C₈H₉N₃O
Molecular Weight: 163.17700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	163.07500
PSA	70.64000
LogP	1.43710

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 7-Amino-3,4-dihydroquinoxalin-2(1H)-one?

The CAS number of 7-Amino-3,4-dihydroquinoxalin-2(1H)-one is 251474-50-7.

What are the molecular formula and molecular weight of 7-Amino-3,4-dihydroquinoxalin-2(1H)-one?

7-Amino-3,4-dihydroquinoxalin-2(1H)-one has molecular formula C8H9N3O and molecular weight 163.17700 g/mol.

What are the upstream and downstream products of 7-Amino-3,4-dihydroquinoxalin-2(1H)-one?

For 7-Amino-3,4-dihydroquinoxalin-2(1H)-one, Upstream Products: N-(2,4-Dinitrophenyl)glycine; Downstream Products: 7-Aminoquinoxalin-2(1H)-one.

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. "7-Amino-3,4-dihydroquinoxalin-2(1H)-one (CAS 251474-50-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1400410-5 (accessed 2026-11-09).

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