The present invention generally relates to a process for selective and direct activation and subsequent amidation of aliphatic and aromatic carboxylic acids to afford an amide R
3
CONR
1
R
2
. That the process is capable of delivering gaseous or low-boiling point amines provides a major advantage over existing methodologies, which involves an intermediate of triacyloxyborane-amine complex [(R
3
CO
2
)
3
—B—NHR
1
R
2
]. This procedure readily produces primary, secondary, and tertiary amides, and is compatible with the chirality of the acid and amine involved. The preparation of known pharmaceutical molecules and intermediates has also been demonstrated.
本发明通常涉及一种选择性和直接激活以及随后酰胺化脂肪族和芳香族
羧酸的过程,从而得到一种酰胺R3CONR1R2。该过程能够提供气态或低沸点胺,相对于现有方法而言具有重大优势,该方法涉及三酰氧
硼胺复合物的中间体[(R3CO2)3—B—NHR1R2]。该程序能够轻松产生一次、二次和三次酰胺,并且与所涉及的酸和胺的手性兼容。已经证明了已知药物分子和中间体的制备。