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