375721
2-Methyl-1,3-propanediol
99%
Synonym(s):
1,3-Dihydroxy-2-methylpropane, 2-Methylpropan-1,3-diol, Methylpropanediol
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About This Item
Linear Formula:
CH3CH(CH2OH)2
CAS Number:
Molecular Weight:
90.12
UNSPSC Code:
12162002
NACRES:
NA.23
PubChem Substance ID:
EC Number:
412-350-5
Beilstein/REAXYS Number:
1731422
MDL number:
vapor density
3.2 (vs air)
Quality Segment
assay
99%
form
liquid
refractive index
n20/D 1.445 (lit.)
bp
123-125 °C/20 mmHg (lit.)
mp
−91 °C (lit.)
density
1.015 g/mL at 25 °C (lit.)
SMILES string
CC(CO)CO
InChI
1S/C4H10O2/c1-4(2-5)3-6/h4-6H,2-3H2,1H3
InChI key
QWGRWMMWNDWRQN-UHFFFAOYSA-N
General description
2-Methyl-1,3-propanediol is a biodegradable, colorless glycol. This low molecular weight compound has no significant hazard potential and is widely used in polymer and coating applications.
Application
2-Methyl-1,3-propanediol is used:
- In the preparation of solid polymer electrolytes for lithium metal batteries.
- To obtain methyl methacrylate (precursor for polymethyl methacrylate glass) via a partial oxidation process.
- In the synthesis of biodegradable thermoplastic elastomer by condensation reaction.
Storage Class
10 - Combustible liquids
wgk
WGK 1
flash_point_f
260.6 °F - closed cup
flash_point_c
127 °C - closed cup
ppe
Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
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