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8.18084

Sigma-Aldrich

3-Hydroxypropionitrile

for synthesis

Synonym(s):

3-Hydroxypropionitrile, ß-Cyanoethanol, Ethylene cyanohydrin

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About This Item

Empirical Formula (Hill Notation):
C3H5NO
CAS Number:
109-78-4
Molecular Weight:
71.08
MDL number:
MFCD00002826
UNSPSC Code:
12352117
EC Index Number:
203-704-8
NACRES:
NA.22

vapor pressure

<0.01 hPa ( 20 °C)

Quality Level

200

assay

≥98.0% (GC)

form

liquid

potency

3200 mg/kg LD50, oral (Rat)
5250 mg/kg LD50, skin (Rabbit)

pH

3.0-4.5 (20 °C in H2O, undiluted)

bp

228 °C/1013 hPa

mp

-46 °C

transition temp

flash point 128 °C (DIN 51758)

solubility

1000 g/L

density

1.05 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C3H5NO/c4-2-1-3-5/h5H,1,3H2

InChI key

WSGYTJNNHPZFKR-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.045 - 1.047
Water (K. F.): ≤ 0.50 %
Identity (IR): passes test

Storage Class

10 - Combustible liquids

wgk_germany

WGK 1

flash_point_f

235.4 °F - closed cup

flash_point_c

113 °C - closed cup

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