Jingsj
.mol.sdf

1-Acetylazepan-2-one

N-乙酰基己内酰胺

Also known as: N-Acetylcaprolactam, 1-Acetyl-2-azepanone, 1-Acetylhexahydro-2H-azepin-2-one, 1-Acetyl-hexahydro-2H-azepin-2-one, Acetylcaprolactam, N-Acetyl-ε-caprolactam, N-Acetyl-6-caprolactam, N-Acetyl-2-oxohexamethyleneimine, 1-acetyl-caprolactam, N-Acetylhexanelactam, 1-Acetyl-hexahydro-azepin-2-one, 2H-Azepin-2-one, 1-acetylhexahydro-, EINECS 217-565-6, MFCD00003262

1-Acetylazepan-2-one (CAS 1888-91-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H13NO2 and a molecular weight of 155.194 g/mol. It is also known as N-Acetylcaprolactam, 1-Acetyl-2-azepanone and 1-Acetylhexahydro-2H-azepin-2-one. Key properties include a boiling point of 242.1±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 122.2±11.1 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1888-91-1
Jingsj CID
J-46133-7
Molecular Formula
C8H13NO2
Chinese Name
N-乙酰基己内酰胺
Molecular Weight
155.194 g/mol
Category
Organic Bases
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point242.1±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point122.2±11.1 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-Acetylazepan-2-one?

The CAS number of 1-Acetylazepan-2-one is 1888-91-1.

What are the molecular formula and molecular weight of 1-Acetylazepan-2-one?

1-Acetylazepan-2-one has molecular formula C8H13NO2 and molecular weight 155.194 g/mol.

Is 1-Acetylazepan-2-one hazardous?

1-Acetylazepan-2-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. "1-Acetylazepan-2-one (CAS 1888-91-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46133-7 (accessed 2026-10-23).

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