Trans-1,2-bis(methylamino)cyclohexane CAS: 67579-81-1 ... synthesis. The following derivatives are all available from warehouse. (+/-)-trans-1,2-Diaminocyclohexane CAS:1121-22-8 (1R,2R)-(-)-1 ... (1S,2S)-(+)-1,2-Diaminocyclohexane CAS:21436-03-3 trans- N,N-Dimethyl-1,2-cyclohexanediamine CAS:67198-21- ... ,N-Dimethyl-1,2-diaminocyclohexane CAS:894493-95-9 trans-N,N,N`-Trimethylcyclohexane-1,2-diamine CAS:67198- ...