ChemicalBook > CAS DataBase List > (-)-Di-p-toluoyl-L-tartaric acid
(-)-Di-p-toluoyl-L-tartaric acid
(-)-Di-p-toluoyl-L-tartaric acid
- CAS No.32634-66-5
- Chemical Name:(-)-Di-p-toluoyl-L-tartaric acid
- CBNumber:CB8229472
- Molecular Formula:C20H18O8
- Formula Weight:386.35
- MOL File:32634-66-5.mol
(-)-Di-p-toluoyl-L-tartaric acid Property
- Melting point 169-171 °C(lit.)
- alpha -142 º (c=10, EtOH)
- Boiling point 432.57°C (rough estimate)
- Density 1.3084 (rough estimate)
- bulk density 500kg/m3
- refractive index -139 ° (C=1, EtOH)
- storage temp. Store below +30°C.
- solubility Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly)
- pka 1.46±0.25(Predicted)
- form Crystalline Powder
- color White to yellow
- optical activity [α]20/D 138°, c = 1 in ethanol
- Water Solubility soluble
- BRN 2022481
- CAS DataBase Reference 32634-66-5(CAS DataBase Reference)
- FDA UNII DH4M72TU6M
- EPA Substance Registry System Butanedioic acid, 2,3-bis[(4-methylbenzoyl)oxy]-, [R-(R*,R*)]- (32634-66-5)
- UNSPSC Code 12352106
- NACRES NA.22
Safety
- Hazard Codes :Xi
- Risk Statements :36/37/38
- Safety Statements :22-24/25-36/37-26
- WGK Germany :3
- TSCA :T
- HS Code :29181300
-
NFPA 704:
0 0 0
-
Symbol(GHS)
- Signal wordWarning
- Hazard statements H315-H319
- Precautionary statements P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
(-)-Di-p-toluoyl-L-tartaric acid Price
More Price(10)
- Brand: Sigma-Aldrich(India)
- Product number: 8.18725
- Product name : (2R,3R)-(-)-Di-O-4-toluoyl-L-tartaric acid
- Purity: for synthesis
- Packaging: 25G
- Price: ₹9350
- Updated: 2022/06/14
- Buy: Buy
- Brand: Sigma-Aldrich(India)
- Product number: 8.18725
- Product name : (2R,3R)-(-)-Di-O-4-toluoyl-L-tartaric acid
- Purity: for synthesis
- Packaging: 100G
- Price: ₹23050
- Updated: 2022/06/14
- Buy: Buy
- Brand: Sigma-Aldrich(India)
- Product number: 371416
- Product name : (−)-O,O′-Di-p-toluoyl-L-tartaric acid
- Purity: 97%
- Packaging: 25G
- Price: ₹7057.9
- Updated: 2022/06/14
- Buy: Buy
- Brand: ALFA India
- Product number: ALF-B22972-22
- Product name : Di-p-toluoyl-L-tartaric acid, 98%
- Purity:
- Packaging: 100g
- Price: ₹7444
- Updated: 2022/05/26
- Buy: Buy
- Brand: ALFA India
- Product number: ALF-B22972-14
- Product name : Di-p-toluoyl-L-tartaric acid, 98%
- Purity:
- Packaging: 25g
- Price: ₹3348
- Updated: 2022/05/26
- Buy: Buy
(-)-Di-p-toluoyl-L-tartaric acid Chemical Properties,Usage,Production
-
Uses
(-)-di-p-toluoyl-l-tartaric acid can be used as a chiral resolving agent for the resolution of the racemic bases to isolate the (-)-enantiomeric forms.
- Chemical Properties white to light yellow crystal powde
- Uses (-)-O,O’-Di-p-toluoyl-L-tartaric Acid is a useful reagent for the preparation of the upadacitinib salt compound.
- Uses Escitalopram intermediate
- Uses Inhibitor of enzyme
- General Description (-)-O,O′-Di-p-toluoyl-L-tartaric acid is a O,O′-diacyl tartaric acid derivative that can be prepared by the resolution of its racemate in the presence of cinchonine.
(-)-Di-p-toluoyl-L-tartaric acid Preparation Products And Raw materials
Raw materials
Preparation Products
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