237639
(2R,3R)-(−)-2,3-Butanediol
97%
Synonym(s):
(2R,3R)-2,3-butanediol, (2R,3R)-butane-2,3-diol, (R,R)-2,3-butanediol, (R,R)-2,3-butylene glycol, (R,R)-butane-2,3-diol, D-(-)-2,3-Butanediol
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About This Item
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Quality Level
Assay
97%
form
liquid
optical activity
[α]23/D −13.2°, neat
optical purity
ee: 99% (GLC)
refractive index
n20/D 1.433 (lit.)
bp
77.3-77.4 °C/10 mmHg (lit.)
density
0.987 g/mL at 25 °C (lit.)
functional group
hydroxyl
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
Related Categories
General description
(2R,3R)-(-)-2,3-Butanediol is a key building block in pharmaceutical industry.
Application
C2 symmetric chiral diol with versatile applications as a chiral auxiliary, building block, and chiral ligand. Cyclocondenses with ketones for 13C NMR determination of optical purity.
Storage Class Code
10 - Combustible liquids
WGK
WGK 3
Flash Point(F)
185.0 °F - closed cup
Flash Point(C)
85 °C - closed cup
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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