1-Isobutyl-7-nitro-1,2,3,4-tetrahydroquinoline , its cas register number is 959235-79-1. It also can be called 1-(2-Methylpropyl)-7-nitro-1,2,3,4-tetrahydroquinoline ; Quinoline,1,2,3,4-tetrahydro-1-(2-methylpropyl)-7-nitro- .