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QUALITY CONTROL CHEMICALS INC.

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Linagliptin Impurity 70

(R)-7-(but-2-yn-1-yl)-8-(3-((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)amino)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione

QCC Cat No.:	QL141270
CAS No.:	NA
Mol. Formula:	C45H44N14O4
Mol. Weight:	844.92
Warning:	The form of the product salt may be different from the official website, please consult your local agent for details.

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Linagliptin Impurity D

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Linagliptin Impurity C

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Mol. Weight: 401.22

Linagliptin Impurity A

QCC Cat No.: QL141211

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Mol. Weight: 468.55

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