V001453
1,2-Propanediol
USP, 99.5%
Synonym(s):
Propylene glycol
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About This Item
Linear Formula:
CH3CH(OH)CH2OH
CAS Number:
Molecular Weight:
76.09
EC Number:
200-338-0
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
1340498
agency
USP
Quality Level
vapor density
2.62 (vs air)
vapor pressure
0.08 mmHg ( 20 °C)
assay
99.5%
autoignition temp.
779 °F
expl. lim.
12.5 %
refractive index
n20/D 1.432 (lit.)
bp
187 °C (lit.)
mp
−60 °C (lit.)
density
1.036 g/mL at 25 °C (lit.)
SMILES string
CC(O)CO
InChI
1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3
InChI key
DNIAPMSPPWPWGF-UHFFFAOYSA-N
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Storage Class
10 - Combustible liquids
wgk
WGK 3
flash_point_f
219.2 °F - closed cup
flash_point_c
104 °C - closed cup
Regulatory Information
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