The present invention relates to novel compounds of Formula I and their use in therapeutic treatments. The invention further relates to a novel chiral synthesis of 5,6,7,(8-substituted)-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazines using N-sp3 protective groups. The invention also provides intermediates for use in the synthesis of compounds of Formula I.
本发明涉及公式I的新化合物及其在治疗治疗中的应用。该发明还涉及使用N-sp3保护基对5,6,7,(8-取代)-四氢-[1,2,4]三唑并[4,3-a]
吡嗪进行新的手性合成。该发明还提供了用于合成公式I化合物的中间体。