[Cl-:1].[CH3:2][CH:3]1[CH2:8][CH2:7][CH:6]([NH3+:9])[CH2:5][CH2:4]1>C(Cl)Cl>[Cl-:1].[CH3:2][C@H:3]1[CH2:8][CH2:7][C@H:6]([NH3+:9])[CH2:5][CH2:4]14-methylcyclohexylammonium chloride (Example 71) was suspended in 4 ml of methylene chloride cooled. The crystal obtained was filtered out, yielding 3.2 g of trans-4-methylcyclohexylammonium chloride as white crystal, which had the following physiochemical properties:
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