4-tert-Butylcaprolactam

4-叔丁基己内酰胺

Also known as: 5-tert-Butylhexahydro-2H-azepin-2-one, 5-(tert-butyl)hexahydro-2H-azepin-2-one, 5-(1,1-Dimethylethyl)hexahydro-2H-azepin-2-one, 5-tert-Butyl-2-azepanone, 5-tert-Butylhexahydro-1H-azepine-2-one, 5-tert-butylazepan-2-one, 2H-Azepin-2-one, 5-(1,1-dimethylethyl)hexahydro-, NSC 128545

4-tert-Butylcaprolactam (CAS 32741-89-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C10H19NO and a molecular weight of 169.26400 g/mol. It is also known as 5-tert-Butylhexahydro-2H-azepin-2-one, 5-(tert-butyl)hexahydro-2H-azepin-2-one and 5-(1,1-Dimethylethyl)hexahydro-2H-azepin-2-one. Key properties include a boiling point of 295.6ºC at 760mmHg, a density of 0.925g/cm3 and a flash point of 172.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32741-89-2
Jingsj CID
J-1519907-2
Molecular Formula
C10H19NO
Chinese Name
4-叔丁基己内酰胺
Molecular Weight
169.26400 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point295.6ºC at 760mmHg
Density0.925g/cm3
Flash Point172.9ºC

Frequently Asked Questions

What is the CAS number of 4-tert-Butylcaprolactam?

The CAS number of 4-tert-Butylcaprolactam is 32741-89-2.

What are the molecular formula and molecular weight of 4-tert-Butylcaprolactam?

4-tert-Butylcaprolactam has molecular formula C10H19NO and molecular weight 169.26400 g/mol.

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

Last updated:

How to cite: Jingsj. "4-tert-Butylcaprolactam (CAS 32741-89-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519907-2 (accessed 2026-10-22).

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