A3888012
(+)-Di-p-toluoyl-D-tartaric Acid , ≥99.0% , 32634-68-7
Synonym(s):
(+)-O,O′-Di-p-toluoyl-D -tartaric acid;Di-p-toluoyl-D -tartaric acid
CAS NO.：32634-68-7
Empirical Formula: C20H18O8
Molecular Weight: 386.35
MDL number: MFCD00008552
EINECS: 251-132-2
| Pack Size | Price | Stock | Quantity |
| 25G | RMB39.20 | In Stock |
|
| 100G | RMB63.20 | In Stock |
|
| 500g | RMB255.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT 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) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 139 ° (C=1, EtOH) |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | DMSO (Slightly), Ethanol (Sparingly), Methanol (Slightly) |
| form | Solid |
| pka | 1.46±0.25(Predicted) |
| color | White to Off-White |
| optical activity | [α]19/D +138°, c = 1 in ethanol |
| Water Solubility | 112.55mg/L at 25℃ |
| BRN | 3225584 |
| LogP | 2.97 at 25℃ |
| 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) |
Description and Uses
Inhibitor of enzyme. Rivastigmine USP Related Compound A.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319 |
| Precautionary statements | P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 22-24/25-36/37-26 |
| WGK Germany | 3 |
| F | 3-10 |
| TSCA | T |
| HS Code | 29181300 |
