Trans-1,2-bis(methylamino)cyclohexane CAS: 67579-81-1 is colorless transparent liquid and raw materials for (1R,2R)-N,N'-dimethyl-1,2 ... derivatives are all available from warehouse. (+/-)-trans-1,2-Diaminocyclohexane CAS:1121-22-8 (1R,2R)-(-)-1,2-Diaminocyclohexane CAS:20439-47-8 ... (1S,2S)-(+)-1,2-Diaminocyclohexane CAS:21436-03-3 trans- N,N-Dimethyl-1,2-cyclohexanediamine CAS:67198-21-4 ...