Chemical Name : 8-[(3R)-3-Aminocarbonylamino-1-piperidinyl]-7-(2-butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione
Documents - COA, HNMR, 13CNMR, MASS, HPLC (by pharmacopoeia method with RT RRT results), IR and TGA will be provided with the purchase of Linagliptin N-Aminocarbonyl Impurity / Linagliptin N-Aminoacyl Impurity