The present invention relates to a new process for the preparation of NO-donating compounds using a sulfonated intermediate. The invention relates to new intermediates prepared therein suitable for large scale manufacturing of NO-donating compounds. The invention further relates to the use of the new intermediates for the manufacturing of pharmaceutically active NO-donating compounds. The invention further relates to a substantially crystalline form of NO-donating NSAIDs, especially 2-[2-(nitrooxy)ethoxy]ethyl 2-[(2,6-dichlorophenyl)amino]phenyl}acetate, the preparation thereof and to pharmaceutical formulations containing said crystalline form and to the use of said crystalline form in the preparation of a medicament.
本发明涉及一种利用磺化中间体制备 NO-捐献化合物的新工艺。本发明涉及由其制备的适用于大规模生产 NO-onating 化合物的新中间体。本发明还涉及利用新中间体制造具有药用活性的 NO-捐献化合物。本发明进一步涉及一种基本结晶形式的NO-供体非甾体抗炎药,特别是2-[2-(硝基氧基)乙氧基]乙基2-[(2,6-二
氯苯基)
氨基]苯基}
乙酸酯,其制备方法和含有所述结晶形式的药物制剂,以及所述结晶形式在制备药物中的用途。