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8.04805

Sigma-Aldrich

Isobutyronitrile

for synthesis

Synonym(s):

Isobutyronitrile, Isopropyl cyanide, 2-Methylpropionitrile

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About This Item

Linear Formula:
(CH3)2CHCN
CAS Number:
78-82-0
Molecular Weight:
69.11
MDL number:
MFCD00001873
UNSPSC Code:
12352117
EC Index Number:
201-147-5

vapor pressure

43.5 hPa ( 25 °C)

Quality Level

200

Assay

≥98.0% (GC)

form

liquid

autoignition temp.

482 °C

potency

50 mg/kg LD50, oral (Rat)
200 mg/kg LD50, skin (Rabbit)

expl. lim.

1.6-12.7 % (v/v)

pH

6 ( in H2O)

mp

-72 °C

transition temp

flash point 8 °C

solubility

240 mg/L

density

0.77 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C4H7N/c1-4(2)3-5/h4H,1-2H3

InChI key

LRDFRRGEGBBSRN-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.770 - 0.771
Identity (IR): passes test

Pictograms

FlameSkull and crossbones
GHS02,GHS06

Signal Word

Danger

Hazard Statements

H225 - H300 + H310 + H330

Hazard Classifications

Acute Tox. 2 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

46.4 °F

Flash Point(C)

8 °C

Certificates of Analysis (COA)

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