Building blocks
Our expert organic chemistry teams synthesize stable isotope-labeled synthons for your own compounds. Alsachim offers a wide variety of building blocks including API intermediates from aromatic compounds, amino acids and heterocyclic compounds.
411 products
[13C5,15N2]-heptane-2-carboxylate p-toluenesulfonate
Product Number: M2328
CAS number: 1041026-70-3 unlabeled free base
[13C,2H2,15N]-2,2,2-Trifluoroethanamine hydrochloride salt
Product Number: M2250
CAS number: 753-90-2 unlabeled free base
3-(1,2,4-Triazol-1-yl)-L-alanine dihydrochloride salt
Product Number: C8915
CAS number: 4819-36-7 free acid