摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention claims new compound, particularly (1R*2S*4R*)-4-(4-aminophenyl)-cyclohexane-1,2-dicarboxylic acid of the formula I , which can be applied in chemical industry for obtaining polyimides. ^ EFFECT: polyimides applied in production of liquid crystals, optical non-linear cushion layers and materials with low permittivity. ^ 1 cl, 20 ex, 3 tbl |