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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] Triclosan

Triclosan

Product Number: C4536

CAS number: 3380-34-5

Synonyms: Irgasan, 5-Chloro-2-(2,4-dichlorophenoxy)phenol

[reference-standards] GS-7171

GS-7171

Product Number: C6104

CAS number: 379270-36-7

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

[reference-standards] GS-7171 fumarate salt

GS-7171 fumarate salt

Product Number: C6138

CAS number: 390409-17-3

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

[reference-standards] Boscalid

Boscalid

Product Number: C6368

CAS number: 188425-85-6

Synonyms: 2-Chloro-N-(4'-chlorobiphenyl-2-yl)nicotinamide, Endura, BAS 510F, Nicobifen

[reference-standards] Telbivudine

Telbivudine

Product Number: C6995

CAS number: 3424-98-4

Synonyms: 2'-Deoxy-L-thymidine, Epavudine, L-Thymidine, Sebivo

[metabolites] 8-Hydroxyefavirenz

8-Hydroxyefavirenz

Product Number: C958

CAS number: 205754-33-2

Synonyms: P450 (CYP) metabolite, Phase I metabolite of efavirenz, CYP2B6 reference metabolite

[reference-standards] Danoprevir

Danoprevir

Product Number: C5611

CAS number: 850876-88-9

Synonyms: Intermune ITMN-191, ITMN B, ITMN 191, EBP 521