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2-Hydroxy-2-methylbutanenitrile

Also known as: 2-Butanone cyanohydrin, Methyl ethyl ketone cyanohydrin, NSC 44232, 2-Hydroxy-2-methylbutyronitrile, Butanone cyanohydrin, Ethyl methyl ketone cyanohydrin, 2-Methyl-2-hydroxybutyronitrile

2-Hydroxy-2-methylbutanenitrile (CAS 4111-08-4) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H9NO and a molecular weight of 99.13110 g/mol. Key properties include a boiling point of 197.3ºC at 760mmHg, a density of 0.971g/cm3 and a flash point of 73.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4111-08-4
Jingsj CID
J-1500536-0
Molecular Formula
C5H9NO
Molecular Weight
99.13110 g/mol
Category
Nitrogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point197.3ºC at 760mmHg
Density0.971g/cm3
Flash Point73.1ºC
Exact Mass99.06840
PSA44.02000
LogP0.67098
Refractive Index1.435

Customs & Trade Information

HS Code2926909090
SummaryHS:2926909090 other nitrile-function compounds 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 2-Hydroxy-2-methylbutanenitrile?

The CAS number of 2-Hydroxy-2-methylbutanenitrile is 4111-08-4.

What are the molecular formula and molecular weight of 2-Hydroxy-2-methylbutanenitrile?

2-Hydroxy-2-methylbutanenitrile has molecular formula C5H9NO and molecular weight 99.13110 g/mol.

What are the upstream and downstream products of 2-Hydroxy-2-methylbutanenitrile?

For 2-Hydroxy-2-methylbutanenitrile, Upstream Products: Trimethylsilyl cyanide, Methylmagnesium bromide; Downstream Products: Oxamide, 2-Hydroxy-2-methylbutanoic acid, 2-Methyl-2-butenenitrile.

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

Last updated:

How to cite: Jingsj. "2-Hydroxy-2-methylbutanenitrile (CAS 4111-08-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500536-0 (accessed 2026-11-06).

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