Stable labeled standards

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Alsachim's labeled standards (13C, 2H, 15N, 18O, 34S) enable you to quantify molecules for your LC-MS/MS analyses. Produced in our laboratories in France, our compounds - some of them unique - are guaranteed to be of the highest quality and purity.

23 products

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[2H5,15N]-Tanespimycin

Product Number: C7335

CAS number: 75747-14-7 unlabeled

Synonyms: [2H5, 15N]-17-AAG // [2H5, 15N]-17-(Allylamino)-17-demethoxy-geldanamycin, [2H5, 15N]-[(3R,5S,6R,7S,8E,10S,11S,12Z,14E)-6-Hydroxy-5,11-dimethoxy-3,7,9,15-tetramethyl-16,20,22-trioxo-21-(prop-2-enylamino)-17-azabicyclo[16.3.1]docosa-1(21),8,12,14,18-pentaen-10-yl] carbamate

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[13C2,15N3]-Tazobactam sodium salt

Product Number: C3477

CAS number: 89786-04-9 unlabeled free acid

Synonyms: (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl-13C2-15N3)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide