1-Methoxypropylpropylnitrosamin [German] 1-Methoxypropylpropylnitrosamine 1-Mppn 1-Propanamine, 1-methoxy-N-nitroso-N-propyl- 53230-00-5 Propylamine, 1-methoxy-N-nitroso-N-propyl- alpha-Dipropylnitrosamine methyl ether