N,N-Dimethyl-p-phenylenediamine dihydrochloride CAS:536-46-9

N,N-Dimethyl-p-phenylenediamine dihydrochloride, also known as DMPD, is an organic compound commonly used as a reducing agent and antioxidant in various applications. It is a white to off-white crystalline powder with a molecular formula of C8H14N2·2HCl.

The primary effect of N,N-Dimethyl-p-phenylenediamine dihydrochloride is its ability to act as a strong reducing agent. It can donate electrons to other molecules, thereby reducing them and preventing or slowing down oxidation reactions. This property makes it effective in preventing the degradation of materials and substances that are susceptible to oxidation.

One of the main applications of N,N-Dimethyl-p-phenylenediamine dihydrochloride is as an antioxidant in the rubber industry. It is commonly used in the production of rubber products such as tires, conveyor belts, and seals. By inhibiting the oxidation of rubber, it helps to enhance the durability and lifespan of these materials.

Another application of N,N-Dimethyl-p-phenylenediamine dihydrochloride is in the formulation of hair dyes. It acts as a color developer by facilitating the reaction between dye precursors and oxygen, resulting in the formation of color pigments that adhere to the hair shaft. This compound is particularly useful in permanent hair dyes because of its ability to provide vibrant and long-lasting colors.

In addition, N,N-Dimethyl-p-phenylenediamine dihydrochloride is sometimes used in organic synthesis as a reducing agent. It can be employed in various chemical reactions that involve the reduction of functional groups.