Your Location：Home >Products >Fine Chemicals >32634-68-7
Appearance:Solid
Throughput:30|Metric Ton|Month
pd_productuse:intermediate
Delivery Time:in stock
Purity:99%
Product Name: 2,3-Di-O-para-toluoyl-D-tartaric acid
Synonyms: RivastigMine USP RC A;RivastigMine Related CoMpound A;D- twoMethylbenzoyltartaric acid;(+)-2,3-Di-p-toluoyl-D-tartaric acid;(+)-Di-p-toluoyl-D-tartaric acid;D - 2 Methyl benzoyl tartaric acid;(+)-Di-1,4-toluoyl-D-tartaric acid [S(R*,R*)]-2,3-bis[(4-methylbenzoyl)oxy]succinic acid;(+)- Ditoluoyltartaric acid
CAS: 32634-68-7
MF: C20H18O8
MW: 386.35
Mol File: 32634-68-7.mol
2,3-Di-O-para-toluoyl-D-tartaric acid Structure
2,3-Di-O-para-toluoyl-D-tartaric acid Chemical Properties
Melting point 169-171 °C(lit.)
alpha 136 º (c=1, EtOH)
Boiling point 432.57°C (rough estimate)
density 1.3084 (rough estimate)
refractive index 139 ° (C=1, EtOH)
storage temp. Refrigerator
pka 1.46±0.25(Predicted)
optical activity [α]19/D +138°, c = 1 in ethanol
BRN 3225584
CAS DataBase Reference 32634-68-7(CAS DataBase Reference)
NIST Chemistry Reference (+)-Di-o-4-toluoyl-d-tartaric acid(32634-68-7)
EPA Substance Registry System Butanedioic acid, 2,3-bis[(4-methylbenzoyl)oxy]-, (2S,3S)- (32634-68-7)
CAS：885523-08-0
CAS：517920-73-9
CAS：2420-16-8
CAS：151-21-3
