3-bromo-1-methylpyrrolidin-2-one

Also known as: 3-bromo-1-methyl-2-pyrrolidinone, 3-bromo-1-methyl-2-oxopyrrolidine, 3-bromo-1-methyl-2-oxo-pyrrolidine, 2-pyrrolidinone, 3-bromo-1-methyl-, 3-bromo-n-methyl-2-pyrrolidone, 3-bromo-n-methylpyrrolidin-2-one, 1-methyl-3-bromo-2-pyrrolidone

3-bromo-1-methylpyrrolidin-2-one (CAS 33693-57-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H8BrNO and a molecular weight of 178.02700 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 33693-57-1
Jingsj CID: J-1084646-5
Molecular Formula: C₅H₈BrNO
Molecular Weight: 178.02700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	176.97900
PSA	20.31000
LogP	0.54990

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 3-bromo-1-methylpyrrolidin-2-one?

The CAS number of 3-bromo-1-methylpyrrolidin-2-one is 33693-57-1.

What are the molecular formula and molecular weight of 3-bromo-1-methylpyrrolidin-2-one?

3-bromo-1-methylpyrrolidin-2-one has molecular formula C5H8BrNO and molecular weight 178.02700 g/mol.

What are the upstream and downstream products of 3-bromo-1-methylpyrrolidin-2-one?

For 3-bromo-1-methylpyrrolidin-2-one, Upstream Products: 1-Methyl-2-pyrrolidinone, 2,4-Dibromobutanoyl chloride; Downstream Products: 1-Methyl-2-pyrrolidinone.

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. "3-bromo-1-methylpyrrolidin-2-one (CAS 33693-57-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084646-5 (accessed 2026-11-09).

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