98143
D-(−)-2,3-Butanediol
Synonym(s):
(R,R)-2,3-Butanediol
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About This Item
Empirical Formula (Hill Notation):
C4H10O2
CAS Number:
Molecular Weight:
90.12
EC Number:
246-186-9
UNSPSC Code:
12352001
PubChem Substance ID:
Beilstein/REAXYS Number:
1718901
MDL number:
Form:
liquid
form
liquid
bp
177-179 °C (lit.)
density
0.992 g/mL at 20 °C (lit.)
storage temp.
2-8°C
SMILES string
C[C@@H](O)[C@@H](C)O
InChI
1S/C4H10O2/c1-3(5)4(2)6/h3-6H,1-2H3/t3-,4-/m1/s1
InChI key
OWBTYPJTUOEWEK-QWWZWVQMSA-N
General description
D-2,3-butanediol is an organic compound, which is classified as a vic-diol. It finds applications in industries as a chiral reagent, solvent, anti-freeze agent, and low freezing point fuel.
Application
D-(-)-2,3-Butanediol can be used as a reactant:
- To prepare methyl ethyl ketone (MEK) and 1,3-butadiene (BD) using phosphate catalysts.
- To synthesize dioxaphospholanes by direct reaction with [Ph3PBr2].
Storage Class
10 - Combustible liquids
wgk
WGK 3
flash_point_f
185.0 °F - closed cup
flash_point_c
85 °C - closed cup
ppe
Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
Regulatory Information
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Conversion of 2, 3-Butanediol over Phosphate Catalysts
Nikitina MA and Ivanova II
ChemCatChem, 8(7), 1346-1353 (2016)
Deletion of meso-2, 3-butanediol dehydrogenase gene bud C for enhanced D-2, 3-butanediol production in Bacillus licheniformis
Q Gaofu, et al.
Biotechnology for Biofuels, 7(1), 16-16 (2014)
A Novel and Facile Synthesis of 1, 3, 2-$\lambda$5-Dioxaphospholanes
Carteron M, et al.
Synlett, 1996(11), 1123-1124 (1996)