Linagliptin intermediate / CAS 853029-57-9

Product Name:8-Bromo-7-(2-butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione CAS No.: 853029-57-9 Appearance: White to pale yellow powder Assay:99%

Linagliptin intermediates 1) 8-Bromo-3-methyl-3,7-dihydropurine-2,6-dione CAS No.:93703-24-3 2) 8-Bromo-7-(but-2-ynyl)-3-methyl-1H-purine-2,6(3H,7H)-dione CAS No.:666816-98-4 3) 2-(Chloromethyl)-4-methylquinazoline CAS No.:109113-72-6 4) (R)-3-(Boc-Amino)piperidine CAS No.:309956-78-3 5) (R)-3-Aminopiperidine dihydrochloride CAS No.:334618-23-4 6)8-Bromo-7-but-2-ynyl-3-methyl-1-(4-methyl-quinazolin-2-ylmethyl)-3,7-dihydro-purine-2,6-dione CAS No.:853029-57-9