N-Methylacetoacetamide

N-甲基乙酰基乙酰胺

Also known as: Acetoacet-monomethylamide, Acetoacetylmethylamine, Butanamide, N-methyl-3-oxo-, N-Acetoacetylmethylamine, N-Methyl-3-oxobutanamide, N-Monomethylacetoacetamide, Monomethyl acetoacetamide, MMAA, monomethylacetoacetamide, n-methyl-3-oxobutyramide, acetoacetic acid monomethylamide

N-Methylacetoacetamide (CAS 20306-75-6) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C5H9NO2 and a molecular weight of 115.131 g/mol. It is also known as Acetoacet-monomethylamide, Acetoacetylmethylamine and Butanamide, N-methyl-3-oxo-. Key properties include a melting point of -3 °C, a boiling point of 279.4±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 141.4±22.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20306-75-6
Jingsj CID
J-864615-0
Molecular Formula
C5H9NO2
Chinese Name
N-甲基乙酰基乙酰胺
Molecular Weight
115.131 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-3 °C
Boiling Point279.4±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point141.4±22.8 °C

Frequently Asked Questions

What is the CAS number of N-Methylacetoacetamide?

The CAS number of N-Methylacetoacetamide is 20306-75-6.

What are the molecular formula and molecular weight of N-Methylacetoacetamide?

N-Methylacetoacetamide has molecular formula C5H9NO2 and molecular weight 115.131 g/mol.

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

Last updated:

How to cite: Jingsj. "N-Methylacetoacetamide (CAS 20306-75-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-864615-0 (accessed 2026-10-24).

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