. This article provides a comprehensive overview of the properties, applications, and environmental considerations associated with Solvent Green 852. It covers its chemical structure, physical characteristics, colorimetric properties, and photochemical behavior. The major applications of Solvent Green 852 are explored, including its use in plastics, textiles, inks, paints, and coatings. Additionally, the article discusses the potential environmental impacts of Solvent Green 852 and the regulatory measures implemented to mitigate its effects. **Introduction:** Synthetic dyes play a crucial role in modern industries, providing vibrant colors and enhancing the aesthetic appeal of various products. Among these dyes, Solvent Green 852 stands out as a widely used colorant with a diverse range of applications.. **Chemical Structure and Properties:** Solvent Green 852 belongs to the triarylmethane class of dyes and is chemically known as 2,2'-[(3,3'-dimethyl-(1,1'-biphenyl)-4,4'-diyl)bis(azo)]bis[N-ethyl-N-(2-methoxyphenyl)-3-oxo-butanamide]. It is a non-ionic dye with good solubility in organic solvents, particularly in aromatic hydrocarbons. Solvent Green 852 exhibits a bright green color and has a maximum absorption wavelength in the visible spectrum around 640 nm. **Applications of Solvent Green 852:** The versatility of Solvent Green 852 stems from its excellent solubility and colorimetric properties. It finds widespread application in various industries, including: 1. **Plastics:** Solvent Green 852 is used as a colorant in the manufacturing of green-colored plastics, such as polyethylene, polypropylene, and polyvinyl chloride (PVC).. 2. **Textiles:** In the textile industry, Solvent Green 852 is employed as a dyeing agent for synthetic fibers, such as polyester and nylon. It produces a vibrant green color on these fibers, making it suitable for the production of colored yarns and fabrics. 3. **Inks and Paints:** Solvent Green 852 is incorporated into inks and paints to provide a green hue. It is particularly useful in flexographic and gravure printing applications, where it delivers high-quality prints with excellent color reproduction.. **Coatings:** Solvent Green 852 is used as a colorant in coatings, including automotive coatings, industrial coatings, and architectural coatings. It imparts a durable green color to coated surfaces, enhancing their appearance and providing protection against environmental factors. **Environmental Considerations:** While Solvent Green 852 offers numerous benefits in industrial applications, its potential environmental impacts must be carefully considered. The primary environmental concern associated with Solvent Green 852 is its potential aquatic toxicity. Studies have shown that it can be harmful to aquatic organisms, particularly fish and invertebrates. To mitigate these environmental impacts, various regulatory measures have been implemented to control the discharge of Solvent Green 852 into water bodies.. Additionally, manufacturers are encouraged to adopt sustainable production practices to minimize the environmental footprint of Solvent Green 852 production. **Conclusion:** Solvent Green 852 is a versatile synthetic dye with a wide range of applications in plastics, textiles, inks, paints, and coatings. Its excellent solubility, colorimetric properties, and durability make it a valuable colorant in various industries. However, the potential aquatic toxicity of Solvent Green 852 warrants careful consideration and implementation of appropriate environmental regulations. By balancing the benefits of Solvent Green 852 with its environmental implications, industries can harness its full potential while minimizing its ecological impact.