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.
44 products
![[reference-standards] Quabodepistat](https://www.alsachim.com/21040-list_image/Quabodepistat.jpg)
![[metabolites] Delamanid metabolite](https://www.alsachim.com/21038-list_image/Delamanid-metabolite.jpg)
![[reference-standards] Bedaquiline](https://www.alsachim.com/16058-list_image/Bedaquiline.jpg)
Bedaquiline
Product Number: C4116
CAS number: 843663-66-1
Synonyms: (1R,2S)-1-(6-Bromo-2-methoxy-3-quinolyl)-4-dimethylamino-2-(1-naphthyl)-1-phenyl-butan-2-ol, R-207910, TMC207, Sirturo
![[reference-standards] Rifampicin](https://www.alsachim.com/14808-list_image/Rifampicin.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] 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] Desacetyl rifapentine](https://www.alsachim.com/20016-list_image/Desacetyl-rifapentine.jpg)
![[reference-standards] Ristocetin A monosulfate](https://www.alsachim.com/19955-list_image/Ristocetin-A-monosulfate.jpg)
![[metabolites] 3,4-Dehydro-Cilostazol](https://www.alsachim.com/19937-list_image/3-4-Dehydro-Cilostazol.jpg)
![[reference-standards] DL-Cycloserine](https://www.alsachim.com/19849-list_image/DL-Cycloserine.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] Pretomanid](https://www.alsachim.com/19241-list_image/Pretomanid.jpg)
Pretomanid
Product Number: C5916
CAS number: 187235-37-6
Synonyms: PA-824, (6S)-2-Nitro-6-[[4-(trifluoromethoxy)phenyl]methoxy]-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine