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.
42 products
Product Number: C6621
CAS number: 390409-17-3 unlabeled
Synonyms: GS-7171 fumarate // [2H6]-N-[[[(1R)-2-(6-Amino-9H-purin-9-yl)-1-methylethoxy]methyl]phenoxyphosphinyl]-1-methylethyl ester-L-alanine fumarate-d6
Product Number: C1646
CAS number: 952654-62-5 unlabeled
Synonyms: [13C6,2H2]-Raltegravir-beta-D-glucuronide
Product Number: C8876
CAS number: 151455-33-3 unlabeled
Synonyms: [2H6]-Arbidol sulfoxide
Product Number: C1455
CAS number: 686-07-7 unlabeled
Synonyms: [2H10]-MeDDC
Product Number: C5452
CAS number: 1246816-30-7
Synonyms: [2H3]-MeDDC
Product Number: C1453
CAS number: 1261395-23-6
Synonyms: [2H10]-DDC, [2H10]-Imuthiol
![[metabolites] Sodium diethyldithiocarbamate](https://www.alsachim.com/17616-list_image/Sodium-diethyldithiocarbamate.jpg)
Product Number: C1634
CAS number: 3387-36-8 unlabeled
![[metabolites] Lamivudine Triphosphate triethylammonium salt](https://www.alsachim.com/19382-list_image/Lamivudine-Triphosphate-triethylammonium-salt.jpg)
Product Number: C6095
CAS number: 1187058-42-9
Synonyms: Lamivudine metabolite
![[metabolites] 8-Hydroxyefavirenz](https://www.alsachim.com/20132-list_image/8-Hydroxyefavirenz.jpg)
Product Number: C958
CAS number: 205754-33-2
Synonyms: P450 (CYP) metabolite, Phase I metabolite of efavirenz, CYP2B6 reference metabolite
![[metabolites] Sofosbuvir metabolite GS-566500](https://www.alsachim.com/16744-list_image/Sofosbuvir-metabolite-GS-566500.jpg)
Product Number: C5767
CAS number: 1233335-78-8
Synonyms: PSI 352707, N-[(2'R)-2'-Deoxy-2'-fluoro-2'-methyl-5'-uridylyl]-L-alanine, O-Desisopropyl-O-Desphenyl Sofosbuvir
![[metabolites] Umifenovir sulfate salt](https://www.alsachim.com/20612-list_image/Umifenovir-sulfate-salt.jpg)
![[metabolites] Umifenovir Glucuronide](https://www.alsachim.com/20613-list_image/Umifenovir-Glucuronide.jpg)
![[metabolites] Isoimperatorin](https://www.alsachim.com/20550-list_image/Isoimperatorin.jpg)
![[metabolites] Methyl diethyldithiocarbamate](https://www.alsachim.com/15017-list_image/Methyl-diethyldithiocarbamate.jpg)
![[metabolites] Tizoxanide glucuronide](https://www.alsachim.com/19961-list_image/Tizoxanide-glucuronide.jpg)
![[metabolites] Prothioconazole-desthio-3-hydroxy-glucoside](https://www.alsachim.com/19962-list_image/Prothioconazole-desthio-3-hydroxy-glucoside.jpg)
![[metabolites] Prothioconazole-desthio-4-hydroxy-glucoside](https://www.alsachim.com/19963-list_image/Prothioconazole-desthio-4-hydroxy-glucoside.jpg)
![[metabolites] Prothioconazole-desthio-6-hydroxy-glucoside](https://www.alsachim.com/19964-list_image/Prothioconazole-desthio-6-hydroxy-glucoside.jpg)
![[metabolites] 8,14-Dihydroxyefavirenz, racemic mixture](https://www.alsachim.com/20133-list_image/8-14-Dihydroxyefavirenz-racemic-mixture.jpg)