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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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[13C6]-Saquinavir

Product Number: C2472

CAS number: 127779-20-8 unlabeled

Synonyms: [13C6]-(2S)-N1[(1S,2R)-3-[(3S,4aS,8aS)-3-[[(1,1-Dimethylethyl)amino]carbonyl]octahydro-2-(1H)-isoquinolinyl]-2-hydroxy-1-(phenylmethyl)propyl]-2-[(2-quinolinylcarbonyl)amino]butanediamide

[reference-standards] Bestatin

Bestatin

Product Number: C5949

CAS number: 58970-76-6

Synonyms: (2S)-2-[[(2S,3R)-3-Amino-2-hydroxy-4-phenylbutanoyl]amino]-4-methylpentanoic acid, Ubenimex

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[13C6]-Tipranavir

Product Number: C2357

CAS number: 1141510-04-4

Synonyms: [13C6]-N-[3-[(1R)-1-[(6R)-5,6-Dihydro-4-hydroxy-2-oxo-6-(2-phenylethyl)-6-propyl-2H-pyran-3-yl]propyl]phenyl]-5-trifluoromethyl)-2-pyridinesulfonamide

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[13C6]-Fosamprenavir

Product Number: C2474

CAS number: 226700-79-4 unlabeled

Synonyms: [13C6]-[(3S)-Oxolan-3-yl] N-[(2S,3R)-4-[(4-aminophenyl)sulfonyl-(2-methylpropyl)amino]-1-phenyl-3-phosphonooxybutan-2-yl]carbamate