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.
58 products
![[reference-standards] Celecoxib](https://www.alsachim.com/17819-list_image/Celecoxib.jpg)
![[reference-standards] Urapidil](https://www.alsachim.com/16795-list_image/Urapidil.jpg)
![[reference-standards] Sildenafil citrate salt](https://www.alsachim.com/14350-list_image/Sildenafil-citrate-salt.jpg)
Sildenafil citrate salt
Product Number: C2784
CAS number: 171599-83-0
Synonyms: 5-[2-Ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one 2-hydroxy-1,2,3-propanetricarboxylate
![[reference-standards] E6005](https://www.alsachim.com/20238-list_image/E6005.jpg)
![[reference-standards] Bosentan sodium salt](https://www.alsachim.com/15315-list_image/Bosentan-sodium-salt.jpg)
![[metabolites] Hydroxybosentan](https://www.alsachim.com/15600-list_image/Hydroxybosentan.jpg)
Hydroxybosentan
Product Number: C3134
CAS number: 253688-60-7
Synonyms: Bosentan metabolite Ro 48-5033
![[metabolites] Desmethyl Bosentan](https://www.alsachim.com/18967-list_image/Desmethyl-Bosentan.jpg)
Desmethyl Bosentan
Product Number: C5474
CAS number: 253688-61-8
Synonyms: Bosentan metabolite Ro 47-8634
![[reference-standards] Bosentan](https://www.alsachim.com/17574-list_image/Bosentan.jpg)
![[reference-standards] Pimobendan](https://www.alsachim.com/16293-list_image/Pimobendan.jpg)
![[reference-standards] Eledoisin acetate salt](https://www.alsachim.com/20153-list_image/Eledoisin-acetate-salt.jpg)
![[reference-standards] Nafronyl](https://www.alsachim.com/20044-list_image/Nafronyl.jpg)
![[reference-standards] Crisaborole](https://www.alsachim.com/20005-list_image/Crisaborole.jpg)
![[reference-standards] Tolfenamic acid](https://www.alsachim.com/19952-list_image/Tolfenamic-acid.jpg)
![[metabolites] 3,4-Dehydro-Cilostazol](https://www.alsachim.com/19937-list_image/3-4-Dehydro-Cilostazol.jpg)
![[reference-standards] Olsalazine sodium salt](https://www.alsachim.com/19838-list_image/Olsalazine-sodium-salt.jpg)
![[reference-standards] Diflunisal](https://www.alsachim.com/19756-list_image/Diflunisal.jpg)
![[reference-standards] Vincamine](https://www.alsachim.com/19728-list_image/Vincamine.jpg)
![[metabolites] 5-Methylurapidil](https://www.alsachim.com/19633-list_image/5-Methylurapidil.jpg)
5-Methylurapidil
Product Number: C6736
CAS number: 34661-85-3
Synonyms: 5-Methyl-6[[3-[4-(2-methoxyphenyl)-1-piperazinyl]propyl]amino]-1,3-dimethyluracil
![[reference-standards] Imrecoxib](https://www.alsachim.com/19259-list_image/Imrecoxib.jpg)
![[reference-standards] Iguratimod](https://www.alsachim.com/19258-list_image/Iguratimod.jpg)
Iguratimod
Product Number: C5934
CAS number: 123663-49-0
Synonyms: T-614, N-[7-(Methanesulfonamido)-4-oxo-6-phenoxychromen-3-yl]formamide