The invention provides an intelligent rectification kettle, including a rectification tower body, a packed tower, a condenser, a phase separator, a control cabinet, an adjustable support base structure, a detachable maintenance heating barrel structure, an observable buffer shunt pipe structure, and a Observe the structure of the discharge tank, the first conveying pipe, the second conveying pipe, the third conveying pipe, the fourth conveying pipe, the former retention tank, the finished product tank, the recovery tank and the waste water tank. The packing tower is bolted to the rectifying tower The middle position of the upper end of the body is connected and arranged. The arrangement of the third connecting pipe, the rectifying tower body, the packing tower, the condenser, the phase separator, the second conveying pipe and the third conveying pipe in the present invention is beneficial to the use of the third conveying pipe to prevent the incomplete reaction The material is transported to the interior of the rectification tower body, and then secondary processing is carried out to prevent waste caused by incomplete reaction of the material during work.