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 {HEAD ~ a diamino compound} represented by {TAIL ~ the following formula} : ##STR28## wherein R2, R3 and R4 are as defined in formula  
represented by
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 { HEAD ~ a diamino compound } represented by { TAIL ~ the following formula } : # # STR28 # # wherein R2 , R3 and R4 are as defined in formula
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 OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL 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