Today, targeted scientific research is being carried out in the world in areas that include organic pigments based on highly effective terephthalic acid. As we know, synthetic organic pigments began to be produced in the second half of the 19th century. Thousands of pigments of this type have been used in various industries such as paints, printing inks, and dyeing plastics and textiles. In this regard, special attention is paid to the development of high-quality and competitive pigments based on phthalocyanines containing nitrogen, phosphorus, and other elements, to the research of the...