Di-p-Toluyl-L-Tartaric Acid Anhydrous
(-)-Di-p-toluoyl-L-tartaric acid
CAS: 32634-66-5;217968-14-4
Molecular Formula: C20H18O8
Di-p-Toluyl-L-Tartaric Acid Anhydrous - Names and Identifiers
| Name | (-)-Di-p-toluoyl-L-tartaric acid |
| Synonyms | L-DTTA DTTA, L- Di-p-toluoyl-L-Tartaric acid Di-4-Toluoyl-L-tartaric acid Di-Para-Toluoyl-L-TartaricAcid (-)-Di-p-toluoyl-L-tartaric acid (-)-O,O'-Di-p-toluyl-L-tartaric acid (-)-DI-O,O'-p-TOLUYL-L-TARTARIC ACID (-)-2,3-DI-P-TOLUOYL-L-TARTARIC ACID (-)-DI-O,O'-P-TOLUOYL-L-TARTARIC ACID Di-p-Toluyl-L-Tartaric Acid Anhydrous Di-P-Toluoyl-L-TartaricAcid(Anhydrous) Di-Para-Toluoyl-D-TartaricAcid,Anhydrous (-)-Ditoluoyl-(L)-tartaric acid monohydrate (-)-Di-p-toluoyl-L-tartaric acid(Anhydrous) 2,3-bis[(4-methylbenzoyl)oxy]butanedioic acid 2,3-dihydroxy-2,3-bis(4-methylbenzoyl)butanedioic acid (-)-Di-p-toluoyl-(L)-tartaric acid monohydrate anhydrous (2R,3R)-2,3-bis{[(4-methylphenyl)carbonyl]oxy}butanedioate (2R,3R)-2,3-bis{[(4-methylphenyl)carbonyl]oxy}butanedioic acid |
| CAS | 32634-66-5 217968-14-4 |
| EINECS | 251-131-7 |
| InChI | InChI=1/C20H18O8/c1-11-3-7-13(8-4-11)15(21)19(27,17(23)24)20(28,18(25)26)16(22)14-9-5-12(2)6-10-14/h3-10,27-28H,1-2H3,(H,23,24)(H,25,26) |
Di-p-Toluyl-L-Tartaric Acid Anhydrous - Physico-chemical Properties
| Molecular Formula | C20H18O8 |
| Molar Mass | 386.35 |
| Density | 1.3084 (rough estimate) |
| Melting Point | 169-171°C(lit.) |
| Boling Point | 432.57°C (rough estimate) |
| Specific Rotation(α) | -142 º (c=10, EtOH) |
| Flash Point | 388.435°C |
| Water Solubility | soluble |
| Solubility | Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly) |
| Vapor Presure | 0mmHg at 25°C |
| Appearance | White crystal |
| Color | White to yellow |
| BRN | 2022481 |
| pKa | 1.46±0.25(Predicted) |
| Storage Condition | Store below +30°C. |
| Sensitive | Easily absorbing moisture |
| Refractive Index | -139 ° (C=1, EtOH) |
| MDL | MFCD00064440 |
| Use | Widely used in chiral resolution of amine compounds. (-)-O,O"-Di-p-toluoyl-L-tartaric Acid |
Di-p-Toluyl-L-Tartaric Acid Anhydrous - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | 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 |
Di-p-Toluyl-L-Tartaric Acid Anhydrous - Introduction
It is easy to absorb water in the air, soluble in ethanol and acetone, and insoluble in water.
Last Update：2022-10-16 17:24:36
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