Pivaloyl cyanide

特戊酰氰

Also known as: 2,2-dimethylpropanoyl cyanide, 3,3-dimethyl-2-oxobutanenitrile, 3,3-dimethyl-2-oxobutyronitrile, 2-oxo-3,3-dimethylbutanenitrile, 2-oxo-3,3-dimethylbutyronitrile, trimethylacetyl cyanide, trimethylpyruvonitrile, trimethylacetylcyanide, trimethylbenztraubensaurenitril, trimethylpyruvic acid nitrile, butanenitrile, 3,3-dimethyl-2-oxo-

Pivaloyl cyanide (CAS 42867-40-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H9NO and a molecular weight of 111.14200 g/mol. It is also known as 2,2-dimethylpropanoyl cyanide, 3,3-dimethyl-2-oxobutanenitrile and 3,3-dimethyl-2-oxobutyronitrile. Key properties include a boiling point of 146.7ºC at 760 mmHg, a density of 0.94g/cm3 and a flash point of 42.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
42867-40-3
Jingsj CID
J-1066591-8
Molecular Formula
C6H9NO
Chinese Name
特戊酰氰
Molecular Weight
111.14200 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point146.7ºC at 760 mmHg
Density0.94g/cm3
Flash Point42.5ºC

Frequently Asked Questions

What is the CAS number of Pivaloyl cyanide?

The CAS number of Pivaloyl cyanide is 42867-40-3.

What are the molecular formula and molecular weight of Pivaloyl cyanide?

Pivaloyl cyanide has molecular formula C6H9NO and molecular weight 111.14200 g/mol.

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

Last updated:

How to cite: Jingsj. "Pivaloyl cyanide (CAS 42867-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1066591-8 (accessed 2026-10-25).

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