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Alsachim offers you its expertise and know-how in isotope enrichment labeling (13C, 2H, 15N, 18O, 34S) to quantify your compounds by LC-MS/MS analysis. Our teams synthesize labeled internal standards and reference standards, as well as metabolites and building blocks.

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[metabolites] Tazobactam metabolite

Tazobactam metabolite

Product Number: C7524

CAS number: 118175-11-4

Synonyms: (2S,3S)-2-Amino-3-methyl-3-sulfino-4-(1H-1,2,3-triazol-1-yl)butanoic acid

[metabolites] Tenofovir alafenamide

Tenofovir alafenamide

Product Number: C6620

CAS number: 379270-37-8

Synonyms: GS-7171 fumarate // [2H6]-N-[[[(1R)-2-(6-Amino-9H-purin-9-yl)-1-methylethoxy]methyl]phenoxyphosphinyl]-1-methylethyl ester-L-alanine fumarate