{HEAD ~ A process} for producing a photosensitive polyimide precursor which comprises reacting a tetracarboxylic acid dianhydride represented by the following formula : ##STR27## wherein R1 is as defined in formula , with {TAIL ~ a diamino compound} represented by the following formula : ##STR28## wherein R2, R3 and R4 are as defined in formula  
{ HEAD ~ A process } for producing a photosensitive polyimide precursor which comprises reacting a tetracarboxylic acid dianhydride represented by the following formula : # # STR27 # # wherein R1 is as defined in formula , with { TAIL ~ a diamino compound } represented by the following formula : # # STR28 # # wherein R2 , R3 and R4 are as defined in formula
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH