Processes for production of benzofuran are introduced and analyzed in this article. A scheme, in which vacuum distillation is used, is put forward to improve the old processes.

• 介绍和分析了三种典型的苯并呋喃的生产工艺过程，并提出了对传统流程进行改进的方案，通过实验证明了减压精馏过程应用于苯并呋喃生产的可行性和优越性。