5-(Hydroxymethyl)pyrrolidin-2-one

Also known as: DL-Pyroglutaminol, 2-Pyrrolidinone,5-(hydroxymethyl)-, 5-Hydroxymethylpyrrolidin-2-one, 5-Hydroxymethyl-2-pyrrolidone, (5S)-5-(Hydroxymethyl)tetrahydro-1H-2-pyrrolone, pyroglutaminol

5-(Hydroxymethyl)pyrrolidin-2-one (CAS 62400-75-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H9NO2 and a molecular weight of 115.13000 g/mol. Key properties include a boiling point of 346ºC at 760 mmHg, a density of 1.153 g/cm3 and a flash point of 163ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 62400-75-3
Jingsj CID: J-1004538-2
Molecular Formula: C₅H₉NO₂
Molecular Weight: 115.13000 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	346ºC at 760 mmHg
Density	1.153 g/cm3
Flash Point	163ºC
Exact Mass	115.06300
PSA	52.82000

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 5-(Hydroxymethyl)pyrrolidin-2-one?

The CAS number of 5-(Hydroxymethyl)pyrrolidin-2-one is 62400-75-3.

What are the molecular formula and molecular weight of 5-(Hydroxymethyl)pyrrolidin-2-one?

5-(Hydroxymethyl)pyrrolidin-2-one has molecular formula C5H9NO2 and molecular weight 115.13000 g/mol.

What are the upstream and downstream products of 5-(Hydroxymethyl)pyrrolidin-2-one?

For 5-(Hydroxymethyl)pyrrolidin-2-one, Upstream Products: L-Pyroglutamic acid, 4-Pentenoic acid, 4-Pentenoyl chloride.

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. "5-(Hydroxymethyl)pyrrolidin-2-one (CAS 62400-75-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1004538-2 (accessed 2026-11-09).

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