Reference standards
The wide portfolio of Alsachim's reference standards covers a broad range of applications: pharmaceutical, environmental analysis, food and beverages, doping, toxicology and forensic analysis.
41 products
![[reference-standards] Velpatasvir](https://www.alsachim.com/17136-list_image/Velpatasvir.jpg)
![[reference-standards] VCH-759](https://www.alsachim.com/19262-list_image/VCH-759.jpg)
![[reference-standards] Vaniprevir](https://www.alsachim.com/18277-list_image/Vaniprevir.jpg)
![[reference-standards] Tofisopam](https://www.alsachim.com/18892-list_image/Tofisopam.jpg)
![[metabolites] Tizoxanide glucuronide](https://www.alsachim.com/19961-list_image/Tizoxanide-glucuronide.jpg)
![[reference-standards] Tizoxanide](https://www.alsachim.com/19959-list_image/Tizoxanide.jpg)
![[reference-standards] Telbivudine](https://www.alsachim.com/19714-list_image/Telbivudine.jpg)
Telbivudine
Product Number: C6995
CAS number: 3424-98-4
Synonyms: 2'-Deoxy-L-thymidine, Epavudine, L-Thymidine, Sebivo
![[reference-standards] Telaprevir](https://www.alsachim.com/15647-list_image/Telaprevir.jpg)
![[metabolites] Sofosbuvir metabolite GS331007](https://www.alsachim.com/16405-list_image/Sofosbuvir-metabolite-GS331007.jpg)
Sofosbuvir metabolite GS331007
Product Number: C4908
CAS number: 863329-66-2
Synonyms: (2'R)-2'-Deoxy-2'-fluoro-2'-methyluridine
![[metabolites] Sofosbuvir metabolite GS-606965](https://www.alsachim.com/16745-list_image/Sofosbuvir-metabolite-GS-606965.jpg)
Sofosbuvir metabolite GS-606965
Product Number: C5768
CAS number: 1015073-43-4
Synonyms: PSI 7411, (2'R)-2'-Deoxy-2'-fluoro-2'-methyl-5'-uridylic acid
![[metabolites] Sofosbuvir metabolite GS-566500](https://www.alsachim.com/16744-list_image/Sofosbuvir-metabolite-GS-566500.jpg)
Sofosbuvir metabolite GS-566500
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
![[reference-standards] Sofosbuvir](https://www.alsachim.com/16258-list_image/Sofosbuvir.jpg)
![[reference-standards] Simeprevir](https://www.alsachim.com/16389-list_image/Simeprevir.jpg)
![[reference-standards] Ribavirin](https://www.alsachim.com/14644-list_image/Ribavirin.jpg)
![[reference-standards] R-diastereoisomer telaprevir](https://www.alsachim.com/18274-list_image/R-diastereoisomer-telaprevir.jpg)
R-diastereoisomer telaprevir
Product Number: C3832
CAS number: 923270-50-2
Synonyms: VRT-127394, VRT-394
![[reference-standards] Pibrentasvir](https://www.alsachim.com/19926-list_image/Pibrentasvir.jpg)
![[reference-standards] Paritaprevir](https://www.alsachim.com/16767-list_image/Paritaprevir.jpg)
Paritaprevir
Product Number: C5795
CAS number: 1216941-48-8
Synonyms: (2R,6S,13aS,14aR,16aS,Z)-N-(cyclopropylsulfonyl)-6-(5-methylpyrazine-2-carboxamido)-5,16-dioxo-2-(phenanthridin-6-yloxy)-1,2,3,5,6,7,8,9,10,11,13a,14,14a,15,16,16a-hexadecahydrocyclopropa[e]pyrrolo[1,2-a][1,4]diazacyclopentadecine-14a-carboxamide, ABT 450, Veruprevir
![[reference-standards] Ombitasvir](https://www.alsachim.com/16768-list_image/Ombitasvir.jpg)
![[reference-standards] Olanzapine N-oxide](https://www.alsachim.com/18601-list_image/Olanzapine-N-oxide.jpg)
![[metabolites] O-Desmethyl-Simeprevir](https://www.alsachim.com/19032-list_image/O-Desmethyl-Simeprevir.jpg)