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32634-66-5

Name (-)-Di-p-toluoyl-L-tartaric acid
CAS 32634-66-5
EINECS(EC#) 251-131-7
Molecular Formula C20H18O8
MDL Number MFCD00064440
Molecular Weight 386.35
MOL File 32634-66-5.mol

Chemical Properties

Appearance white to light yellow crystal powde
Melting point  169-171 °C(lit.)
alpha  -142 º (c=10, EtOH)
Boiling point  432.57°C (rough estimate)
density  1.3084 (rough estimate)
refractive index  -139 ° (C=1, EtOH)
storage temp.  Store below +30°C.
solubility  Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly)
form  Crystalline Powder
pka 1.46±0.25(Predicted)
color  White to yellow
optical activity [α]20/D 138°, c = 1 in ethanol
Water Solubility  soluble
Usage Inhibitor of enzyme
BRN  2022481
CAS DataBase Reference 32634-66-5(CAS DataBase Reference)
EPA Substance Registry System Butanedioic acid, 2,3-bis[(4-methylbenzoyl)oxy]-, [R-(R*,R*)]- (32634-66-5)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S36/37:Wear suitable protective clothing and gloves .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
WGK Germany  3
TSCA  T
HS Code  29181300

Hazard Information

Material Safety Data Sheet(MSDS)

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