Unexpected ring-opening of 3-aroylbenzo[b]furans at room temperature: a new route for the construction of phenol-substituted pyrazoles

作者：Abdel Aziz Hatem A^*; Ahmad Pervez; Kadi Adnan; Al Rashood Khalid A; Ghabbour Hazem A; Fun Hoong Kun

来源：Tetrahedron Letters, 2013, 54(26): 3424-3426.

DOI：10.1016/j.tetlet.2013.04.085

• Ring-opening
• 3-Aroylbenzo[b]furans
• Phenol-substituted pyrazoles

A new and convenient route for the synthesis of phenol-substituted pyrazoles 11-18 is starting from 3-aroylbenzo[b]furans 1-8 and hydrazine hydrate at room temperature.

• 出版日期2013-6-26