1-Acetyl-1,2,3,4-tetrahydroquinoxaline

Also known as: Ethanone, 1-(3,4-dihydro-1(2H)-quinoxalinyl)-, 1-(3,4-Dihydroquinoxalin-1(2H)-yl)ethanone, 1-(3,4-Dihydro-2H-quinoxalin-1-yl)ethanone, N-acetyl-1,2,3,4-tetrahydroquinoxaline, Quinoxaline, 1-acetyl-1,2,3,4-tetrahydro- (9CI)

1-Acetyl-1,2,3,4-tetrahydroquinoxaline (CAS 6639-92-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C10H12N2O and a molecular weight of 176.21500 g/mol. Key properties include a boiling point of 406ºC at 760 mmHg, a density of 1.139g/cm3 and a flash point of 199.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 6639-92-5
Jingsj CID: J-918250-7
Molecular Formula: C₁₀H₁₂N₂O
Molecular Weight: 176.21500 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	406ºC at 760 mmHg
Density	1.139g/cm3
Flash Point	199.4ºC
Exact Mass	176.09500
PSA	32.34000
LogP	1.66800
Refractive Index	1.559

Frequently Asked Questions

What is the CAS number of 1-Acetyl-1,2,3,4-tetrahydroquinoxaline?

The CAS number of 1-Acetyl-1,2,3,4-tetrahydroquinoxaline is 6639-92-5.

What are the molecular formula and molecular weight of 1-Acetyl-1,2,3,4-tetrahydroquinoxaline?

1-Acetyl-1,2,3,4-tetrahydroquinoxaline has molecular formula C10H12N2O and molecular weight 176.21500 g/mol.

What are the upstream and downstream products of 1-Acetyl-1,2,3,4-tetrahydroquinoxaline?

For 1-Acetyl-1,2,3,4-tetrahydroquinoxaline, Upstream Products: 1,2,3,4-Tetrahydroquinoxaline, N-(2-Nitrophenyl)acetamide.

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. "1-Acetyl-1,2,3,4-tetrahydroquinoxaline (CAS 6639-92-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-918250-7 (accessed 2026-11-09).

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