3-Amino-2-cyclohexen-1-one
3-氨基-2-环己烯-1-酮
Also known as: 3-aminocyclohex-2-en-1-one, 3-aminocyclohex-2-enone, 3-Amino-2-cyclohexen-1-one hydrate, 1-Aminocyclohexene-3-one, 2-Cyclohexen-1-one, 3-amino-
3-Amino-2-cyclohexen-1-one (CAS 5220-49-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H9NO and a molecular weight of 111.142 g/mol. It is also known as 3-aminocyclohex-2-en-1-one, 3-aminocyclohex-2-enone and 3-Amino-2-cyclohexen-1-one hydrate. Key properties include a melting point of 129-133 °C(lit.), a boiling point of 212.4±30.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 82.3±24.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 5220-49-5
- Jingsj CID
- J-7525-9
- Molecular Formula
- C6H9NO
- Chinese Name
- 3-氨基-2-环己烯-1-酮
- Molecular Weight
- 111.142 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 129-133 °C(lit.) |
|---|---|
| Boiling Point | 212.4±30.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 82.3±24.6 °C |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of 3-Amino-2-cyclohexen-1-one?
The CAS number of 3-Amino-2-cyclohexen-1-one is 5220-49-5.
What are the molecular formula and molecular weight of 3-Amino-2-cyclohexen-1-one?
3-Amino-2-cyclohexen-1-one has molecular formula C6H9NO and molecular weight 111.142 g/mol.
Is 3-Amino-2-cyclohexen-1-one hazardous?
3-Amino-2-cyclohexen-1-one has GHS signal word Warning.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Amino-2-cyclohexen-1-one (CAS 5220-49-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7525-9 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.