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.

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[2H5]-Pralatrexate

Product Number: C7237

CAS number: 146464-95-1 unlabeled

Synonyms: [2H5]-N-[4-[1-[(2,4-diamino-6-pteridinyl)methyl]-3-butyn-1-yl]benzoyl]-L-glutamic acid

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[13C,15N2]-Telbivudine

Product Number: C6996

CAS number: 3424-98-4 unlabeled

Synonyms: [13C, 15N2]-2'-Deoxy-L-thymidine, [13C, 15N2]-Epavudine, [13C, 15N2]-L-Thymidine, [13C, 15N2]-Sebivo