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Key Documents

195413

Sigma-Aldrich

Methacrylonitrile

99%

Synonym(s):

1-Methylethenyl cyanide, 2-Cyano-1-propene, 2-Methyl-2-propenenitrile, 2-Methylpropenenitrile, Isobutenenitrile, Isopropene cyanide, Methacrylnitrile

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About This Item

Linear Formula:
CH2=C(CH3)CN
CAS Number:
Molecular Weight:
67.09
Beilstein:
773708
EC Number:
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:

vapor pressure

64 mmHg ( 20 °C)

Assay

99%

contains

50 ppm monomethyl ether hydroquinone as inhibitor

refractive index

n20/D 1.400 (lit.)

bp

90-92 °C (lit.)

mp

−35.8 °C (lit.)

density

0.8 g/mL at 25 °C (lit.)

SMILES string

CC(=C)C#N

InChI

1S/C4H5N/c1-4(2)3-5/h1H2,2H3

InChI key

GYCMBHHDWRMZGG-UHFFFAOYSA-N

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Signal Word

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Flam. Liq. 2 - Skin Sens. 1 - STOT SE 1

Target Organs

Central nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

53.6 °F - closed cup

Flash Point(C)

12 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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