What is the compound formed when sodium nitrite solution is added to butylamine and concentrated hydrochloric acid respectively ?

Both of them formed NO2 as i know, but what is the other compound formed?
or what was remained in the solution ?

2 answers

It depends on the particular butylamine (isomer...is the amine primary or secondary)..see the last paragraph of

http://chemistry2.csudh.edu/rpendarvis/aminrxn.html
ok , thanks a lot!!!