dimethylcyclohexylamine (dmcha): “invisible hero” in the field of waterproof materials in the vast universe of chemistry, dimethylcyclohexylamine (dmcha) is like a low-key but brilliant asteroid. it is a tertiary amine compound with special structure and properties. its molecular formula is c8h17n and its molecular weight is about 127.23 g/mol. although its name is difficult to...