Linagliptin
| English alias： | 8-[(3R)-3-Amino-1-piperidinyl]-7-(2-butynyl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione; 8-[(3R)-3-aminopiperidin-1-yl]-7-(but-2-yn-1-yl)-3-methyl-1-[(4-methylquinazolin-2-yl)methyl]-3,7-dihydro-1H-purine-2,6-dione; 1h-purine-2,6-dione, 8-[(3r)-3-amino-1-piperidinyl]-7-(2-butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]- |
| CAS NO. ： | 668270-12-0 |
| Molecular formula： | C25H28N8O2 |
| Molecular weight： | 472.5422 |
| InChI： | InChI=1/C25H28N8O2/c1-4-5-13-32-21-22(29-24(32)31-12-8-9-17(26)14-31)30(3)25(35)33(23(21)34)15-20-27-16(2)18-10-6-7-11-19(18)28-20/h6-7,10-11,17H,8-9,12-15,26H2,1-3H3/t17-/m1/s1 |
| Molecular structure： |
 |
| Density： | 1.398g/cm3 |
| Melting point： | 202℃ |
| Boiling point： | 661.189°C at 760 mmHg |
| Flash point： | 353.675°C |
| Vapor pressure： | 0mmHg at 25°C |