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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.
321 products
![[reference-standards] Imatinib mesylate salt](https://www.alsachim.com/14650-list_image/Imatinib-mesylate-salt.jpg)
![[reference-standards] Sorafenib](https://www.alsachim.com/14702-list_image/Sorafenib.jpg)
![[reference-standards] Erlotinib hydrochloride salt](https://www.alsachim.com/14764-list_image/Erlotinib-hydrochloride-salt.jpg)
![[metabolites] Irbesartan N-β-D-glucuronide](https://www.alsachim.com/17489-list_image/Irbesartan-N-beta-D-glucuronide.jpg)
Irbesartan N-β-D-glucuronide
Product Number: C1333
CAS number: 160205-58-3
Synonyms: Irbesartan N-beta-D-glucuronide
![[metabolites] Candesartan N2-glucuronide](https://www.alsachim.com/14944-list_image/Candesartan-N2-glucuronide.jpg)
![[metabolites] Losartan N2-glucuronide](https://www.alsachim.com/14946-list_image/Losartan-N2-glucuronide.jpg)
![[reference-standards] Telmisartan](https://www.alsachim.com/14955-list_image/Telmisartan.jpg)
![[metabolites] N-Desethylsunitinib hydrochloride salt](https://www.alsachim.com/15029-list_image/N-Desethylsunitinib-hydrochloride-salt.jpg)
![[metabolites] N-Desmethylimatinib trihydrochloride salt](https://www.alsachim.com/15031-list_image/N-Desmethylimatinib-trihydrochloride-salt.jpg)
N-Desmethylimatinib trihydrochloride salt
Product Number: C1490
CAS number: 404844-02-6 free base
Synonyms: Norimatinib
[13C6]-O-Desmethylerlotinib hydrochloride salt
Product Number: C1563
CAS number: 183320-51-6 unlabeled
Synonyms: OSI-420-13C6