(S,E)-1-(But-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one

(S,E)-1-(1-丁烯)-5-(羟基甲基)吡咯烷-2-酮

Also known as: (S)-(+)-5-(hydroxymethyl)-(1-butenyl)-2-pyrrolidinone, (S,E)-1-(but-1-enyl)-5-(hydroxymethyl)pyrrolidin-2-one, (S,E)-1-(but-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one, 2-Pyrrolidinone, 1-(1-butenyl)-5-(hydroxymethyl)-, [S-(E)]-, 2-Pyrrolidinone, 1-(1-butenyl)-5-(hydroxymethyl)-, [S-(E)]- (9CI), (5S)-1-(but-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one

(S,E)-1-(But-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one (CAS 139694-77-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H15NO2 and a molecular weight of 169.22100 g/mol. It is also known as (S)-(+)-5-(hydroxymethyl)-(1-butenyl)-2-pyrrolidinone, (S,E)-1-(but-1-enyl)-5-(hydroxymethyl)pyrrolidin-2-one and (S,E)-1-(but-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
139694-77-2
Jingsj CID
J-1307131-6
Molecular Formula
C9H15NO2
Chinese Name
(S,E)-1-(1-丁烯)-5-(羟基甲基)吡咯烷-2-酮
Molecular Weight
169.22100 g/mol
Category
Ketones
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of (S,E)-1-(But-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one?

The CAS number of (S,E)-1-(But-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one is 139694-77-2.

What are the molecular formula and molecular weight of (S,E)-1-(But-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one?

(S,E)-1-(But-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one has molecular formula C9H15NO2 and molecular weight 169.22100 g/mol.

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

Last updated:

How to cite: Jingsj. "(S,E)-1-(But-1-en-1-yl)-5-(hydroxymethyl)pyrrolidin-2-one (CAS 139694-77-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1307131-6 (accessed 2026-10-26).

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