| Catalogue Number: | L-4413 | 
| Compound Name: | Linagliptin Impurity 39 | 
| Synonyms: | (R)-8-(3-aminopiperidin-1-yl)-3-methyl-1,7-bis((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione | 
| CAS#: | |
| Alternate CAS#: | |
| Molecular Formula: | C31H32N10O2 | 
| Molecular Weight: | 576.67 | 
Linagliptin Impurity 97 Trifluoroacetate (Mixture of Isomers)
C33H39F3N8O9. C2HF3O2
M.W. 634.70 114.02