Chemical Name: Di-p-toluoyl-L-tartaric acid
CAS No.: 217968-14-4
EINECS: 251-131-7
Molecular Formula: C₂₀H₁₈O₈
Molecular Weight: 386.35 g/mol
Melting Point: 169-171 °C(lit.)
Density: 1.371 g/cm³ 
Flash Point: 223.2 °C
Boiling Point: 626.5 °C at 760 mmHg
Following is the structure of Di-p-toluoyl-L-tartaric acid (CAS No.:217968-14-4):

The chemical synonymous of Di-p-toluoyl-L-tartaric acid (CAS No.:217968-14-4) are o,o'-di-p-Toluoyl-l-tartaric acid ; l-ptta ; l-(-)-Tartaric acid di-4-toluoyl ester ; l-(-)-Tartaric acid-o,o'-di-p-toluoyl ester ; ldtta ; l-(-)-di-p-Toluoyltartaric acid ; l-(-di-p-Toluoyl tartaric acid) ; (-)-di-1,4-o-Toluoyl-l-tartaric acid

Safety Statements about Di-p-toluoyl-L-tartaric acid (CAS No.:217968-14-4):
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes.
Attention:
1. Storage: Store in a cool, dry place. Keep container closed when not in use.
2. Handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.