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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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[reference-standards] Butenafine

Butenafine

Product Number: C6052

CAS number: 101828-21-1

Synonyms: KP-363, Mentax, 1-(4-tert-Butylphenyl)-N-methyl-N-(naphthalen-1-ylmethyl)methanamine

[reference-standards] Itraconazole

Itraconazole

Product Number: C2736

CAS number: 84625-61-6

Synonyms: 4-(4-(4-(4-((2-((1H-1,2,4-triazol-1-yl)methyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-1-(sec-butyl)-1H-1,2,4-triazol-5(4H)-one

[reference-standards] Voriconazole

Voriconazole

Product Number: C2674

CAS number: 137234-62-9

Synonyms: (alphaR,betaS)-alpha-(2,4-Difluorophenyl)-5-fluoro-beta-methyl-alpha-(1H-1,2,4-triazol-1-ylmethyl)-4-pyrimidineethanol