The present invention relates to a Sonogashira-Carbonylation reaction using two types of gas, as well as novel crystals which can control a heat of the said reaction and the process of producing the same. In addition, the present invention relates to a ligand (additive) to prevent the deactivation of a palladium catalyst.
本发明涉及使用两种气体进行Sonogashira-羰基化反应,以及能够控制该反应热量的新型晶体和生产该晶体的过程。此外,本发明还涉及一种
配体(添加剂),用于防止
钯催化剂的失活。