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Tetramethylsuccinonitrile

Also known as: 2,2,3,3-Tetramethylsuccinonitrile, 2,2,3,3-tetramethylbutanedinitrile, 2,3-Dicyano-2,3-dimethylbutane, Butanedinitrile, 2,2,3,3-tetramethyl-, TMSN, Tetramethylbutanedinitrile, Tetramethylsuccinodinitrile, Tetramethylsuccinotrile

Tetramethylsuccinonitrile (CAS 3333-52-6) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H12N2 and a molecular weight of 136.194 g/mol. Key properties include a melting point of 168ºC, a boiling point of 264.2±13.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 116.4±13.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3333-52-6
Jingsj CID
J-1366141-2
Molecular Formula
C8H12N2
Molecular Weight
136.194 g/mol
Category
Nitrogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point168ºC
Boiling Point264.2±13.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point116.4±13.7 °C
Exact Mass136.100052
PSA47.58000
LogP0.40
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.440

Frequently Asked Questions

What is the CAS number of Tetramethylsuccinonitrile?

The CAS number of Tetramethylsuccinonitrile is 3333-52-6.

What are the molecular formula and molecular weight of Tetramethylsuccinonitrile?

Tetramethylsuccinonitrile has molecular formula C8H12N2 and molecular weight 136.194 g/mol.

What are the upstream and downstream products of Tetramethylsuccinonitrile?

For Tetramethylsuccinonitrile, Upstream Products: 2,2'-Azobis(2-methylpropionitrile), 1-hexene, Chloroiodomethane; Downstream Products: Isobutyronitrile, 2,2,3,3-Tetramethylbutanedioic acid.

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

Last updated:

How to cite: Jingsj. "Tetramethylsuccinonitrile (CAS 3333-52-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1366141-2 (accessed 2026-11-06).

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