Glycoaldehyde Dimer is derivative of glycolaldehyde which is the precursor molecule of various significant compounds including amino acid glycine and in the formose reaction.

Secretin, porcine (Porcine secretin acetate) is a 27-amino acid peptide, acting on pancreatic acinar cells and ductal epithelial cells stimulating the production of bicarbonate rich fluid.Secretin porcine stimulates pancreatic and gastric secretions to aid in the diagnosis of pancreatic exocrine dysfunction and the diagnosis of gastrinoma.

(RS)-4-Carboxyphenylglycine is a racemic mixture. (S)-4-Carboxyphenylglycine is a selective mGlu1α receptor antagonist.