L-(-)-DBTA ANH.98% (PHARM.)

 

L-(-)-DBTA

 

SYNONYM: Dibenzoyl-L-Tartaric Acid ANHYDROUS

 

FORMULA: C18H14O8

 

M. W.: 358.33

 

CAS NO.: 2743-38-6

 

GRADE: PHARM. GRADE

 

DESCRIPTION: It is a crystalline white powder, oderless and tastes slightly bitter. It is slightly soluble in water and PH value is 3~4, acidic, soluble in such organic solvent as ethanol or acetone and it absorbs water easily in the air.

 

SPECIFICATIONS:

PURITY

98% MIN.

SPECIFIC RATATION

[α] =-114°~ -117°（c=9,EtOH）

MELTING POINT

152~154℃

WATER

0.5% MAX.

 

USES: It is widely used for resolution racemic amine compounds.

 

PACKING:   25KG NET IN CARDBOARD DRUM,