酪胺盐酸盐是一种生物微量胺，通过氨基酸酪氨酸脱羧产生，具有神经调节特性以及心血管和免疫作用。

4-(9H-fluoren-9-ylmethoxycarbonylamino)-piperidine-1,4-dicarboxylic acid mono-tert-butyl ester is a substituted piperidine derivative widely used in organic synthesis as a linker to form peptide and peptidomimetic molecules, and is widely used in peptide synthesis and peptide mimicry, as well as in the synthesis of pharmaceuticals, biopolymers and other organic molecules.

Biotin-(Cys1,Lys(biotinyl)18)-Calcitonin (human)