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Pivaloylacetonitrile

Also known as: 4,4-Dimethyl-3-oxopentanenitrile, 4,4-Dimethyl-3-oxovaleronitrile, 4,4-Dimethyl-3-oxo-pentanenitrile, 4,4-dimethyl-3-O E nitrile, 1-Cyano-3,3-dimethyl-2-butanone, 1-Cyanopinacolone, Cyanopinacolone, Pentanenitrile, 4,4-dimethyl-3-oxo-, Trimethylacetylacetonitrile, Pyvaolylacetonitrile, Pivaloylacetonitrile, 98%, Pivaloylacetonitrile, 97%

Pivaloylacetonitrile (CAS 59997-51-2) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C7H11NO and a molecular weight of 125.168 g/mol. Key properties include a melting point of 66-69 °C(lit.), a boiling point of 236.0±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 59.5±19.8 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
59997-51-2
Jingsj CID
J-29526-4
Molecular Formula
C7H11NO
Molecular Weight
125.168 g/mol
Category
Nitrogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point66-69 °C(lit.)
Boiling Point236.0±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point59.5±19.8 °C
Exact Mass125.084061
PSA40.86000
LogP0.55
Vapor Pressure0.0±0.4 mmHg at 25°C
Refractive Index1.424

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed

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 Pivaloylacetonitrile?

The CAS number of Pivaloylacetonitrile is 59997-51-2.

What are the molecular formula and molecular weight of Pivaloylacetonitrile?

Pivaloylacetonitrile has molecular formula C7H11NO and molecular weight 125.168 g/mol.

Is Pivaloylacetonitrile hazardous?

Pivaloylacetonitrile has GHS signal word Danger and hazard statements H301 — Toxic if swallowed.

What are the upstream and downstream products of Pivaloylacetonitrile?

For Pivaloylacetonitrile, Upstream Products: Methyl pivalate, Acetonitrile, Pinacolone; Downstream Products: 3-Amino-5-tert-butylisoxazole, 5-(tert-Butyl)-2-(pyridin-4-yl)furan-3-amine, Ethyl 3-amino-5-(tert-butyl)-1H-pyrrole-2-carboxylate.

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

Last updated:

How to cite: Jingsj. "Pivaloylacetonitrile (CAS 59997-51-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29526-4 (accessed 2026-11-06).

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