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malononitrile
Sign in to saveAlso known as Cyanoacetonitrile, Dicyanomethane, Malonic dinitrile
Malononitrile is an organic compound nitrile with the formula . It is a colorless or white solid, although aged samples appear yellow or even brown. It is a widely used building block in organic synthesis.
Chemical data
- Formula
- C3H2N2
- Molecular weight
- 66.06 g/mol
- IUPAC name
- propanedinitrile
- SMILES
- C(C#N)C#N
- InChIKey
- CUONGYYJJVDODC-UHFFFAOYSA-N
- XLogP
- -0.5
- Polar surface area
- 47.6 Ų
- H-bond donors
- 0
- H-bond acceptors
- 2
- Formal charge
- 0
via PubChem
Wikidata facts
- Has part
- hydrogen
- Mass
- 66.021798064
Show 11 more facts
- NIOSH Pocket Guide ID
- 0378
- density
- 1.19
- melting point
- 32.0
- boiling point
- 426
- flash point
- 266
- solubility
- 13
- ionization energy
- 12.88
- time-weighted average exposure limit
- 8
- canonical SMILES
- C(C#N)C#N
- chemical formula
- C₃H₂N₂
- Commons category
- Malononitrile
via Wikidata · CC0
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Encyclopedic overview
3 sectionsContents
- Preparation and reactions
- Interstellar occurrence
- References
Malononitrile is an organic compound nitrile with the formula . It is a colorless or white solid, although aged samples appear yellow or even brown. It is a widely used building block in organic synthesis.
==Preparation and reactions== It can be prepared by dehydration of cyanoacetamide. Most commonly malononitrile is produced by the gas-phase reaction of acetonitrile and cyanogen chloride:
Excerpted from Wikipedia’s “malononitrile” article, available under the CC BY-SA 4.0 licence.