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2,3-Di-O-Para-Toluoyl-D-Tartaric Acid

2,3-Di-O-Para-Toluoyl-D-Tartaric Acid / CAS : 32634-68-7

Appearance Gray white crystalline powder UN 0
HS 2942000000 DG Class 3
Synonyms L-Di-P-Toluyltartaric Acid; D-Dtta; Toluoyl-Tartaric Acid; Di-4-Toluoyl-D-Tartaric Acid; Di-P-Toluoyl-D-Tartaric Acid; Di-P-Totuoyl-D-Tartaric Acid; Di-P-Toluoyl-D-Tartaric; D-Ptta; 2,3-Di-O-Para-Toluoy; (+)-O,O'-Di-P-Toluoyl-D-Tartaric Acid; (2S,3S)-2,3-Bis((4-Methylbenzoyl)Oxy)Succinic Acid; (+)-O,O′-Di-P-Toluoyl-D-Tartaric Acid; (+)-Di-P-Toluoyl-D-Tartaric Acid; Di-O,O'-P-Toluyl-L-Tartaric Acid; (+)-O,O`-Di-P-Toluoyl-D-Tartaric Acid
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Properties

Summary

Formula
C20H18O8
Molecular Mass
386.35200
Exact Mass
386.10000
PSA
127.20000
Logp
2.22360
IUPAC
(2S,3S)-2,3-bis[(4-methylbenzoyl)oxy]butanedioic acid
SMILES
CC1=CC=C(C=C1)C(=O)O[C@@H]([C@@H](C(=O)O)OC(=O)C2=CC=C(C=C2)C)C(=O)O

Attribute classification

Category
API & Intermediate > Pharmaceutical Raw Materials
API & Intermediate > Pharmaceutical Intermediates
Auxiliary > Other Auxiliary Agent

Chemical and Physical Properties

Melting Point
169-171 °C(lit.)
Density
1.371 g/cm3
Boiling Point
626.5ºC at 760 mmHg
Flash Point
223.2ºC
Appearance
Gray white crystalline powder

Export information

HS Code
2942000000
Export Rebate
13%
UN No.
0
DG-Class
3
Risk Code
R36/37/38
Safety Label
Xi

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