Linagliptin impurity X Price Not Available 500 g Linagliptin impurity X Supplier Page Catalog Number CS-AQ-00184 Alternative Name(s) Linagliptin impurity X;tert-butyl N-[(3S)-1-[7-(but-2-yn-1-yl)-3-methyl-1- [(4-methylquinazolin-2-yl)methyl]-2,6-dioxo- 2,3,6,7-tetrahydro-1H-purin-8-yl]piperidin-3- yl]carbamate Molecular Formula C30H36N8O4 CAS# 668273-74-3 Purity >98% SMILES CC#CCN1C(C(N(CC2=NC(C=CC=C3)=C3C(C)=N2)C4=O)=O)=C(N4C)N=C1N(CCC5)C[C@H]5NC(OC(C)(C)C)=O Size 500 g Supplier Page https://www.clearsynth.com/en/CSAQ00184.html