5-Chloro-3,4-dihydroquinoxalin-2(1H)-one

Also known as: 2(1H)-Quinoxalinone, 5-chloro-3,4-dihydro-, 5-chloro-1,2,3,4-tetrahydroquinoxalin-2-one, 5-chloro-3,4-dihydro-2(1H)-quinoxalinone, 5-chloro-3,4-dihydro-1H-quinoxalin-2-one

5-Chloro-3,4-dihydroquinoxalin-2(1H)-one (CAS 148010-70-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H7ClN2O and a molecular weight of 182.60700 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 148010-70-2
Jingsj CID: J-1502055-0
Molecular Formula: C₈H₇ClN₂O
Molecular Weight: 182.60700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	182.02500
PSA	44.62000
LogP	1.92710

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 5-Chloro-3,4-dihydroquinoxalin-2(1H)-one?

The CAS number of 5-Chloro-3,4-dihydroquinoxalin-2(1H)-one is 148010-70-2.

What are the molecular formula and molecular weight of 5-Chloro-3,4-dihydroquinoxalin-2(1H)-one?

5-Chloro-3,4-dihydroquinoxalin-2(1H)-one has molecular formula C8H7ClN2O and molecular weight 182.60700 g/mol.

What are the upstream and downstream products of 5-Chloro-3,4-dihydroquinoxalin-2(1H)-one?

For 5-Chloro-3,4-dihydroquinoxalin-2(1H)-one, Downstream Products: 2,5-Dichloroquinoxaline.

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. "5-Chloro-3,4-dihydroquinoxalin-2(1H)-one (CAS 148010-70-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1502055-0 (accessed 2026-11-09).

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