(R,R)-2,3-Butanediol Chemical Properties

Melting point:

16 °C

Boiling point:

77.3-77.4 °C/10 mmHg (lit.)

alpha 

-13 º (neat)

Density 

0.987 g/mL at 25 °C (lit.)

vapor pressure 

82.8Pa at 25℃

refractive index 

n20/D 1.433

Flash point:

185 °F

storage temp. 

Sealed in dry,Store in freezer, under -20°C

form 

Liquid

pka

14.67±0.20(Predicted)

color 

Clear colorless

optical activity

[α]23/D 13.2°, neat

Water Solubility 

soluble

Sensitive 

Hygroscopic

Merck 

14,1568

BRN 

4290593

Stability:

Stable. Hygroscopic, air sensitive. Incompatible with strong oxidizing agents, acid anhydrides, acid chlorides, chloroformates, reducing agents. Combustible.

InChIKey

OWBTYPJTUOEWEK-QWWZWVQMSA-N

LogP

-0.72 at 22℃

CAS DataBase Reference

24347-58-8(CAS DataBase Reference)

NIST Chemistry Reference

2,3-Butanediol, [R-(R*,R*)]-(24347-58-8)

Safety Information

Hazard Codes 

Xi

Safety Statements 

24/25

WGK Germany 

3

F 

3-10

HS Code 

29053980

MSDS

• Language:English Provider:(R,R)-Butane-2,3-diol
• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

(R,R)-2,3-Butanediol Usage And Synthesis

Chemical Properties

colourless or slightly brown liquid

Uses

(2R,3R)-(-)-2,3-Butanediol is used as a chiral auxiliary, chiral ligand and building block. Cyclocondenses with ketones for (13)C NMR determination of optical purity. It is used in the resolution of carbonyl compounds in gas chromatography.

Uses

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.

Definition

ChEBI: The (R,R) diastereoisomer of butane-2,3-diol.

General Description

(2R,3R)-(-)-2,3-Butanediol is a key building block in pharmaceutical industry.

Flammability and Explosibility

Not classified

Purification Methods

Purify it by fractional distillation. The bis-(4-nitrobenzoate) has m 141-142o and [] (-) or (+) 52o (c 4 CHCl3). [Ghirardelli & Lucas J Am Chem Soc 79 734 1957, Rubin et al. J Am Chem Soc 74 425 1952, Neish Can J Res 27 6 1949, Neish & Ledingham Can J Res 27 694 1949, Beilstein 1 IV 2524-2525.]

(R,R)-2,3-Butanediol(24347-58-8)Related Product Information

• 2-Butyne-1,4-diol
• Ethylene glycol
• 2-Butoxyethanol
• Dipropylene glycol
• 1,4-Butanediol
• Ethylene glycol diacetate
• 2-Methyl-2,4-pentanediol
• Diethylene glycol
• 2,3-Butanediol
• 2-Butoxyethyl acetate
• DI(PROPYLENE GLYCOL) BUTYL ETHER
• 1-BUTENE
• PROPYLENE GLYCOL
• (S,S)-(+)-2,3-BUTANEDIOL,(S,S)-2,3-BUTANEDIOL
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• Chlorogenic acid
• Estriol
• SODIUM DIHYDROXYTARTRATE