(1S,2R)-cis-N-Boc-1,2-cyclohexanediamine (CAS 365996-30-1), systematically named tert-Butyl ((1S,2R)-2-aminocyclohexyl)carbamate, is a chiral mono-protected diamine. It serves as a valuable intermediate in asymmetric organic synthesis, notably in the development of pharmaceutical compounds and antibody-drug conjugates (ADCs). Purity>99%.