N-(Hydroxymethyl)maleimide

Also known as: 1-(hydroxymethyl)-1H-pyrrole-2,5-dione, 1-Hydroxymethyl-pyrrole-2,5-dione, Maleimide,N-(hydroxymethyl), N-Hydroxymethylmaleimide, N-Maleimidemethanol, N-Maleimidomethanol, N-Methylolmaleimide, hydroxymethylmaleimide

N-(Hydroxymethyl)maleimide (CAS 5063-96-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H5NO3 and a molecular weight of 127.09800 g/mol. Key properties include a melting point of 100-103ºC, a boiling point of 279.8ºC at 760 mmHg, a density of 1.501g/cm3 and a flash point of 123ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5063-96-7
Jingsj CID: J-1069178-8
Molecular Formula: C₅H₅NO₃
Molecular Weight: 127.09800 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	100-103ºC
Boiling Point	279.8ºC at 760 mmHg
Density	1.501g/cm3
Flash Point	123ºC
Exact Mass	127.02700
PSA	57.61000
Refractive Index	1.578

Customs & Trade Information

HS Code	2925190090
Summary	2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of N-(Hydroxymethyl)maleimide?

The CAS number of N-(Hydroxymethyl)maleimide is 5063-96-7.

What are the molecular formula and molecular weight of N-(Hydroxymethyl)maleimide?

N-(Hydroxymethyl)maleimide has molecular formula C5H5NO3 and molecular weight 127.09800 g/mol.

What are the upstream and downstream products of N-(Hydroxymethyl)maleimide?

For N-(Hydroxymethyl)maleimide, Upstream Products: Maleimide, Formaldehyde.

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. "N-(Hydroxymethyl)maleimide (CAS 5063-96-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1069178-8 (accessed 2026-11-09).

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