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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.
51 products
![[metabolites] 5-Hydroxyrosiglitazone](https://www.alsachim.com/15766-list_image/5-Hydroxyrosiglitazone.jpg)
![[reference-standards] Lobeglitazone](https://www.alsachim.com/20797-list_image/Lobeglitazone.jpg)
![[reference-standards] N-nitrosodimethylamine](https://www.alsachim.com/20863-list_image/N-nitrosodimethylamine.jpg)
![[reference-standards] N-nitrosodiethylamine](https://www.alsachim.com/20864-list_image/N-nitrosodiethylamine.jpg)
![[reference-standards] N-Nitroso-N-methyl-4-aminobutyric Acid](https://www.alsachim.com/20865-list_image/N-Nitroso-N-methyl-4-aminobutyric-Acid.jpg)
![[reference-standards] N-Nitrosodi-n-butylamine](https://www.alsachim.com/20866-list_image/N-Nitrosodi-n-butylamine.jpg)
![[metabolites] p-Cresol sulfate ammonium salt](https://www.alsachim.com/15659-list_image/p-Cresol-sulfate-ammonium-salt.jpg)
![[metabolites] Phthalamic acid](https://www.alsachim.com/20182-list_image/Phthalamic-acid.jpg)
![[metabolites] Lamivudine Triphosphate triethylammonium salt](https://www.alsachim.com/19382-list_image/Lamivudine-Triphosphate-triethylammonium-salt.jpg)
Lamivudine Triphosphate triethylammonium salt
Product Number: C6095
CAS number: 1187058-42-9
Synonyms: Lamivudine metabolite
![[reference-standards] (2-napthoyl)glycine](https://www.alsachim.com/20224-list_image/-2-napthoyl-glycine.jpg)
(2-napthoyl)glycine
Product Number: C7037
CAS number: 69826-63-7
Synonyms: (2-Naphthoylamino)acetic acid
![[reference-standards] Amisulpride](https://www.alsachim.com/16604-list_image/Amisulpride.jpg)
Amisulpride
Product Number: C5307
CAS number: 71675-85-9
Synonyms: 4-Amino-N-[(1-ethylpyrrolidin-2-yl)methyl]-5-(ethylsulfonyl)-2-methoxybenzamide
![[reference-standards] Periciazine oxalate salt](https://www.alsachim.com/16608-list_image/Periciazine-oxalate-salt.jpg)
Periciazine oxalate salt
Product Number: C5320
CAS number: 2622-26-6 free base
Synonyms: 2-Cyano-10-[3-(4-hydroxypiperidino)propyl]phenothiazine oxalate salt, Aolept, Pericyazine oxalate salt, Propericyazine oxalate salt, Propericiazine oxalte salt
![[reference-standards] Thioridazine hydrochloride salt](https://www.alsachim.com/16609-list_image/Thioridazine-hydrochloride-salt.jpg)
![[reference-standards] Trifluoperazine dihydrochloride salt](https://www.alsachim.com/16614-list_image/Trifluoperazine-dihydrochloride-salt.jpg)
![[metabolites] N-Desmethylthioridazine](https://www.alsachim.com/16854-list_image/N-Desmethylthioridazine.jpg)
![[reference-standards] Metopimazine](https://www.alsachim.com/16868-list_image/Metopimazine.jpg)
![[reference-standards] Metopimazine acid](https://www.alsachim.com/16889-list_image/Metopimazine-acid.jpg)
![[metabolites] N-Desmethyltrifluoperazine dihydrochloride salt](https://www.alsachim.com/16908-list_image/N-Desmethyltrifluoperazine-dihydrochloride-salt.jpg)
![[reference-standards] Troglitazone](https://www.alsachim.com/16924-list_image/Troglitazone.jpg)
![[metabolites] Tenofovir alafenamide](https://www.alsachim.com/17013-list_image/Tenofovir-alafenamide.jpg)
Tenofovir alafenamide
Product Number: C6620
CAS number: 379270-37-8
Synonyms: GS-7171 fumarate // [2H6]-N-[[[(1R)-2-(6-Amino-9H-purin-9-yl)-1-methylethoxy]methyl]phenoxyphosphinyl]-1-methylethyl ester-L-alanine fumarate