3-acetamido-3-methyl-1-butyne

3-乙酰氨基-3-甲基-1-丁炔

Also known as: N-(1,1-dimethyl-2-propynyl)acetamide, N-(1,1-dimethylprop-2-ynyl)acetamide, N-(1,1-dimethylpropargyl)acetamide, N-(1,1-dimethyl-2-propyn-1-yl)acetamide, Acetamide, N-(1,1-dimethyl-2-propyn-1-yl)-, n-acetyl-2-methyl-butynylamine

3-acetamido-3-methyl-1-butyne (CAS 21604-47-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H11NO and a molecular weight of 125.16800 g/mol. It is also known as N-(1,1-dimethyl-2-propynyl)acetamide, N-(1,1-dimethylprop-2-ynyl)acetamide and N-(1,1-dimethylpropargyl)acetamide. Key properties include a melting point of 102-104ºC and a density of 0.935. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21604-47-7
Jingsj CID
J-1505913-4
Molecular Formula
C7H11NO
Chinese Name
3-乙酰氨基-3-甲基-1-丁炔
Molecular Weight
125.16800 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point102-104ºC
Density0.935

Frequently Asked Questions

What is the CAS number of 3-acetamido-3-methyl-1-butyne?

The CAS number of 3-acetamido-3-methyl-1-butyne is 21604-47-7.

What are the molecular formula and molecular weight of 3-acetamido-3-methyl-1-butyne?

3-acetamido-3-methyl-1-butyne has molecular formula C7H11NO and molecular weight 125.16800 g/mol.

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

Last updated:

How to cite: Jingsj. "3-acetamido-3-methyl-1-butyne (CAS 21604-47-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505913-4 (accessed 2026-10-22).

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