Polyphenolic compounds with molecular weights of around 500-3000 daltons and containing enough hydroxyl groups (1-2 per 100 MW) for effective cross linking of other compounds (ASTRINGENTS).

H-Asp(OtBu)-OH (L-Aspartic acid 4-tert-butyl ester) is an aspartic acid derivative that can be used in the synthesis of short peptides.

c-Myc Peptide Trifluoroacetate is a synthetic peptide corresponding to the C-terminal amino acids (410-419) of human c-myc protein, and participates in regulation of growth-related gene transcription.