Question

what is ullman reaction?

Answer 1

The Ullmann reaction or Ullmanncoupling is a coupling reactionbetween aryl halides and copper. Thereaction is named after Fritz Ullmann. A typical example is the coupling of 2 ortho-chloronitrobenzene reactants to form 2,2'-dinitrobiphenyl with a copper - bronze alloy.

Answer 2

dats ullmann bro.



.The Ullmann reaction or Ullmann coupling is a coupling reaction between aryl halides and copper. The reaction is named after Fritz Ullmann. A typical example is the coupling of 2 ortho-chloronitrobenzene reactants to form 2,2'-dinitrobiphenyl with a copper - bronze alloy.