4-Maleimidobutyric acid hydrazide

4-马来酰亚胺丁酰肼

Also known as: 4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide, 4-(2,5-dioxopyrrol-1-yl)butanehydrazide, 4-Maleimidobutyric Acid hydrazide, QC-511, RB3011, 1H-Pyrrole-1-butanoic acid, 2,5-dihydro-2,5-dioxo-, hydrazide, 2,5-Dihydro-2,5-dioxo-1H-pyrrole-1-butanoic acid hydrazide, 4-MALEIMIDOBUTYRIC ACID HYDRAZIDE

4-Maleimidobutyric acid hydrazide (CAS 181148-01-6) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H11N3O3 and a molecular weight of 197.191 g/mol. It is also known as 4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide, 4-(2,5-dioxopyrrol-1-yl)butanehydrazide and 4-Maleimidobutyric Acid hydrazide. Key properties include a boiling point of 472.2±28.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 239.4±24.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
181148-01-6
Jingsj CID
J-1506595-1
Molecular Formula
C8H11N3O3
Chinese Name
4-马来酰亚胺丁酰肼
Molecular Weight
197.191 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point472.2±28.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point239.4±24.0 °C

Frequently Asked Questions

What is the CAS number of 4-Maleimidobutyric acid hydrazide?

The CAS number of 4-Maleimidobutyric acid hydrazide is 181148-01-6.

What are the molecular formula and molecular weight of 4-Maleimidobutyric acid hydrazide?

4-Maleimidobutyric acid hydrazide has molecular formula C8H11N3O3 and molecular weight 197.191 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Maleimidobutyric acid hydrazide (CAS 181148-01-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506595-1 (accessed 2026-10-24).

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