(3,6-Bis(3-aminopropyl)-2,5-dihydroxy-2,5-dioxido-1,4,2,5-dioxadiphosphinane-3,6-diyl)bis(phosphonic acid)

Alendronic acid impurity reference standard

1-phenylpiperidin-4-amine

n.a

3-Methyl-1-(2-piperidinophenyl)-1-butylamine, (S)-, N-acetyl-L-glutamate

pharmaceutical active ingredient

1-(4-ethynylphenyl)piperidine

Pharmaceutical intermediate

3-Methyl-1-(2-piperidinophenyl)-1-butylamine, (S)-

pharmaceutical intermediate