1-Isopropyl-2-pyrrolidinone

Also known as: N-Isopropyl-2-pyrrolidinone, N-Isopropyl-2-pyrrolidone, 1-Isopropyl-2-pyrrolidone, 2-Pyrrolidinone, 1-(1-methylethyl)-, 1-(1-methylethyl)-2-pyrrolidinone, 1-Isopropylpyrrolidin-2-one, 1-(isopropyl)pyrrolidin-2-one, N-isopropylbutyrolactam

1-Isopropyl-2-pyrrolidinone (CAS 3772-26-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H13NO and a molecular weight of 127.184 g/mol. Key properties include a boiling point of 217.7±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 93.0±9.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3772-26-7
Jingsj CID: J-1498276-4
Molecular Formula: C₇H₁₃NO
Molecular Weight: 127.184 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	217.7±9.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	93.0±9.3 °C
Exact Mass	127.099716
PSA	20.31000
LogP	0.48
Vapor Pressure	0.1±0.4 mmHg at 25°C
Refractive Index	1.473

Customs & Trade Information

HS Code	2933790090
Summary	2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-Isopropyl-2-pyrrolidinone?

The CAS number of 1-Isopropyl-2-pyrrolidinone is 3772-26-7.

What are the molecular formula and molecular weight of 1-Isopropyl-2-pyrrolidinone?

1-Isopropyl-2-pyrrolidinone has molecular formula C7H13NO and molecular weight 127.184 g/mol.

What are the upstream and downstream products of 1-Isopropyl-2-pyrrolidinone?

For 1-Isopropyl-2-pyrrolidinone, Upstream Products: 2-Pyrrolidinone, Isopropylamine, Cyclobutanone.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-Isopropyl-2-pyrrolidinone (CAS 3772-26-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498276-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.