Products
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.
79 products
[2H4]-Gliclazide
Product Number: C458
CAS number: 1185039-30-8
Synonyms: N-(4-Methylbenzenesulfonyl)-N'-(3-azabicyclo[3.3.0]oct-3-yl)urea-d4, 1-(3-Azabicyclo[3.3.0]oct-3-yl)-3-p-tolylsulphonylurea-d4
![[reference-standards] Gliclazide](https://www.alsachim.com/16260-list_image/Gliclazide.jpg)
Gliclazide
Product Number: C4634
CAS number: 21187-98-4
Synonyms: N-(4-Methylbenzenesulfonyl)-N'-(3-azabicyclo[3.3.0]oct-3-yl)urea, 1-(3-Azabicyclo[3.3.0]oct-3-yl)-3-p-tolylsulphonylurea
![[reference-standards] 4-Hydroxytolbutamide](https://www.alsachim.com/16664-list_image/4-Hydroxytolbutamide.jpg)
[2H7]-Nimodipine
Product Number: C6417
CAS number: 66085-59-4 unlabeled
Synonyms: [2H7]-Nimotop, [2H7]-Admon, [2H7]-BAY-e 9736
![[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)
[13C2,2H4]-Bosentan sodium salt
Product Number: C2318
CAS number: 150726-52-6 unlabeled
Synonyms: 4-(1,1-Dimethylethyl)-N-[6-(2-hydroxyethoxy)-5-(2-methoxyphenoxy)[2,2'-bipyrimidin]-4-yl]-benzenesulfonamide sodium salt-13C2-d4
![[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
[13C2,2H4]-Desmethyl bosentan
Product Number: C5475
CAS number: 253688-61-8 unlabeled
Synonyms: Ro 47-8634-13C2-d4
![[reference-standards] Bosentan](https://www.alsachim.com/17574-list_image/Bosentan.jpg)
[13C2,2H4]-Hydroxybosentan
Product Number: C3136
CAS number: 253688-60-7 unlabeled
Synonyms: [13C2,2H4]-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] Gliquidone](https://www.alsachim.com/19660-list_image/Gliquidone.jpg)
[2H5]-Glimepiride
Product Number: C1426
CAS number: 1028809-90-6
Synonyms: [2H5]-HOE 490, [2H5]-Limeral, [2H5]-Dibiglim, [2H5]-Amaryl, [2H5]- 3-Ethyl-2,5-dihydro-4-methyl-N-[2-[4-[[[[trans-4-methylcyclohexyl)amino]carbonyl]amino]sulfonyl]phenyl]ethyl]-2-oxo-1H-pyrrole-1-carboxyamide
![[reference-standards] Glimepiride](https://www.alsachim.com/17601-list_image/Glimepiride.jpg)
Glimepiride
Product Number: C1427
CAS number: 93479-97-1
Synonyms: Limeral, HOE 490, Dibiglim, Amaryl, 3-Ethyl-2,5-dihydro-4-methyl-N-[2-[4-[[[[trans-4-methylcyclohexyl)amino]carbonyl]amino]sulfonyl]phenyl]ethyl]-2-oxo-1H-pyrrole-1-carboxyamide