3,4-Dihydroquinolin-2(1H)-one
3,4-二氢-2(1H)-喹啉酮
Also known as: Hydrocarbostyril, 1,2,3,4-Tetrahydroquinolin-2-one, 3,4-Dihydro-2(1H)-quinolinone, 3,4-Dihydrocarbostyril, 2-Oxo-1,2,3,4-tetrahydroquinoline, Dihydrocarbostyril, Dihydro-α-quinolone
- CAS No.
- 553-03-7
- Jingsj CID
- J-1451909-9
- Molecular Formula
- C9H9NO
- Chinese Name
- 3,4-二氢-2(1H)-喹啉酮
- Molecular Weight
- 147.174 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 165-167ºC |
|---|---|
| Boiling Point | 328.1±31.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 189.4±9.8 °C |
GHS Safety & Compliance
IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of 3,4-Dihydroquinolin-2(1H)-one?
553-03-7
What are the molecular formula and molecular weight of 3,4-Dihydroquinolin-2(1H)-one?
C9H9NO, molecular weight 147.174 g/mol
Is 3,4-Dihydroquinolin-2(1H)-one hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026