Ciclopentenoheptanoico acid derivatives and method of preparation thereof.

The invention relates to a novel CICLOPENTENEHEPTANOICO acid derivative having the formula I wherein R1 is hydrogen, - COCH3, CO - PHENYL, OR PROTECTION GROUP AS Hidroxil tetrahydropyranyl, tetrahydrofuranyl, O ALKISILIL TRIPE LOWER; Wherein R2 is - CH2OR1, -COOH, -COOR, -CHO, -CH2-OSI (R12) 3.