3-Amino-3,4-dihydroquinolin-2(1H)-one

3-氨基-3,4-二氢喹啉-2(1H)-酮

Also known as: 3-Amino-3,4-dihydro-1H-quinolin-2-one, (+/-)-3-Amino-3,4-dihydrocarbostyril, 2(1H)-Quinolinone, 3-amino-3,4-dihydro-, 3-Amino-2-oxo-1,2,3,4-tetrahydroquinoline

3-Amino-3,4-dihydroquinolin-2(1H)-one (CAS 40615-17-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H10N2O and a molecular weight of 162.189 g/mol. It is also known as 3-Amino-3,4-dihydro-1H-quinolin-2-one, (+/-)-3-Amino-3,4-dihydrocarbostyril and 2(1H)-Quinolinone, 3-amino-3,4-dihydro-. Key properties include a melting point of 314-317ºC(dec), a boiling point of 368.4±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 176.6±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 40615-17-6
Jingsj CID: J-1523201-4
Molecular Formula: C₉H₁₀N₂O
Chinese Name: 3-氨基-3,4-二氢喹啉-2(1H)-酮
Molecular Weight: 162.189 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	314-317ºC(dec)
Boiling Point	368.4±42.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	176.6±27.9 °C

Frequently Asked Questions

What is the CAS number of 3-Amino-3,4-dihydroquinolin-2(1H)-one?

The CAS number of 3-Amino-3,4-dihydroquinolin-2(1H)-one is 40615-17-6.

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

3-Amino-3,4-dihydroquinolin-2(1H)-one has molecular formula C9H10N2O and molecular weight 162.189 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-Amino-3,4-dihydroquinolin-2(1H)-one (CAS 40615-17-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523201-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.