R-(-)-1,3-BUTANEDIOL

PRODUCT IDENTIFICATION

CAS NO. 6290-03-5

R-(-)-1,3-BUTANEDIOL

EINECS NO. 228-532-0
FORMULA C4H10O2
MOL WT. 90.12

H.S. CODE

 

TOXICITY

 

SYNONYMS (R)-1,3-butanediol; (R)-(-)-1,3-Butylene glycol;

DERIVATION

 

CLASSIFICATION

 

PHYSICAL AND CHEMICAL PROPERTIES

PHYSICAL STATE

clear liquid

MELTING POINT 0 C
BOILING POINT 107 - 110 C at 23 mm Hg
SPECIFIC GRAVITY 1.005
SOLUBILITY IN WATER Soluble
pH  
VAPOR DENSITY

 

AUTOIGNITION

 

NFPA RATINGS

 

REFRACTIVE INDEX

1.4385 - 1.4405
FLASH POINT

121 C

STABILITY

Stable under ordinary conditions. Hygroscopic.

GENERAL DESCRIPTION

An effective diol for symmetric chiral applications such as chiral auxiliaries, building blocks, chiral ligands.
SALES SPECIFICATION

APPEARANCE

clear liquid

CHEMICAL PURITY

98.5% min

OPTICAL PUIRTY

98.5% min e.e.
TRANSPORTATION
PACKING
 
HAZARD CLASS  
UN NO.  
OTHER INFORMATION
Hazard Symbols: XN, Risk Phrases: 16-36/37/38, Safety Phrases: 26-36
Optical Rotation: -29° ~ -32° (C=1 in EtOH)