Comparative Effects of Sulfapyridine and Sulfanilamide in Type II Pneumococcic Infection of Mice

A new reaction of sulfanilamide

“…The reaction between vanillin, which is chemically similar to coniferyl aldehyde, and sulfanilamide leads to the formation of an anil (9). The compound from sulfanilamide and coniferyl aldehyde, the orange compound formed in the reaction, may be formulated as follows:…”