O,O’-DI-p-TOLUOYL-L-TARTARIC ACID ANHYDROUS 97% Extra Pure

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Description

Di-O-4-toluoyl-L-tartaric acid; Di-p-toluyl-L-tartaric acid

Article No. 3571D Grade Extra Pure
Purity 97% CAS No. 32634-66-5
Molecular Formula C20H18O8 Molecular Weight 386.35
H.S. Code 2918.1390 Shelf Life 60 Months
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Physical Properties

Physical state at 20 °C Solid Colour White
Melting point/ Freezing point [°C] 169 – 171 Density [g/cm3] 1.138
Partition coefficient Log Pow octanol / water at 20°C log Pow: 4.98

Specifications

Appearance White to off-white powder or crystalline powder
Assay (titration) 97.0 – 103.5%
Purity (by HPLC) Min. 97.0%
Identity (IR) Passes test
Optical rotation -139°+/-3° (C= 1% Ethanol, at 20°C)

Packings

25 g 00025
100 g 00100

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