Alpha-Cyano-4-hydroxycinnamic acid


α-Cyano-4-hydroxycinnamic acid, also written as alpha-cyano-4-hydroxycinnamic acid and abbreviated CHCA or HCCA, is a cinnamic acid derivative and is a member of the phenylpropanoid family.

Matrix-assisted laser desorption/ionization

α-Cyano-4-hydroxycinnamic acid is used as a matrix for peptides and nucleotides in MALDI mass spectrometry analyses.