L-(-)-Dibenzoyl Tartaric Acid (2743-38-6)
1. Basic Information
1. Chemical Name: L-(-)-Dibenzoyl Tartaric Acid
2. Chinese Aliases: L-(-)-Dibenzoyl-L-tartaric acid; L-(-)-DBTA
3. English Name: L-(-)-Dibenzoyl Tartaric Acid; (2R,3R)-( )-Dibenzoyl-L-tartaric acid
4. Molecular Formula: C₁₈H₁₄O₈
5. Molecular Weight: 358.30
6. CAS Number: 2743-38-6
7. EINECS Number: 220-374-0
8. Appearance: White or off-white crystalline powder
2. Technical Specifications
| Item | Property |
|------|---------|
| Appearance | White or off-white crystalline powder |
| Specific Rotation | -114°~-117° |
| Melting Point | 151℃~154℃ |
| Heavy Metals | ≤0.001% |
| Residue on Ignition | ≤0.1% |
| Content | ≥99% |
| Loss on Drying | ≤0.5% |
(The above parameters are for reference only, actual values should follow the factory test report.)
3. Packaging Specifications
Packed in 20kg cardboard drums, lined with double-layer PE bags.