MESOTARTARIC ACID Chemical Properties

Melting point:

165-166 °C (anhydrous)(lit.)

Boiling point:

191.59°C (rough estimate)

alpha 

-0.1～+0.1°(D/20℃)(c=5, H2O)

Density 

1.4076 (rough estimate)

refractive index 

1.5860 (estimate)

FEMA 

3044 | TARTARIC ACID (D-, L-, DL-, MESO-)

solubility 

Water (Sparingly)

form 

Solid

pka

3.17, 4.91(at 25℃)

color 

White to Off-White

PH

3.24(1 mM solution);2.62(10 mM solution);2.08(100 mM solution)

Water Solubility 

560g/L(20 ºC)

JECFA Number

621

CAS DataBase Reference

147-73-9

EPA Substance Registry System

Butanedioic acid, 2,3-dihydroxy-, (2R,3S)-rel- (147-73-9)

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36/37

WGK Germany 

3

MESOTARTARIC ACID Usage And Synthesis

Definition

ChEBI: A 2,3-dihydroxybutanedioic acid that has meso configuration.

Purification Methods

Crystallise it from water, wash it with cold MeOH and dry it at 60o under vacuum. [Beilstein 3 IV 1218.]

MESOTARTARIC ACID(147-73-9)Related Product Information

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• 1-METHYL-2-(2-THIENYLVINYL)-1,4,5,6-TETRAHYDROPYRIMIDINE TARTARIC ACID,MESO