4-Ethoxy-1,2-benzenediamine sulfate (1:1)(CAS: 85137-09-3)

4-Ethoxy-1,2-benzenediamine sulfate (1:1) (CAS: 85137-09-3) is a crystalline solid with a molecular weight of approximately 224.24 g/mol. It has a solubility of about 12 g/L in water at 25°C. This compound is relatively stable but can react with strong acids to form dyes. It is a weak base and can be used in pH-sensitive applications.

4-Ethoxy-1,2-benzenediamine sulfate (1:1) (CAS: 85137-09-3) is typically synthesized by reacting 4-ethoxyaniline with sulfuric acid in the presence of a suitable catalyst such as pyridine. The process involves a diazotization step followed by alkylation, leading to a high yield of the target compound. The reaction is selective and has good reproducibility.

4-Ethoxy-1,2-benzenediamine sulfate (1:1) (CAS: 85137-09-3) is used in the pharmaceutical and dye industries due to its ability to form stable intermediates and dyes. It is also utilized in the polymer industry for the modification of polymer properties and in the semiconductor industry for etching and patterning processes. Additionally, it can be used in sensors for pH detection.

When handling 4-Ethoxy-1,2-benzenediamine sulfate (1:1) (CAS: 85137-09-3), it is essential to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. This compound should be handled in a fume hood to avoid inhalation. Spills should be cleaned up immediately using appropriate absorbent materials. Always refer to the Safety Data Sheet (SDS) for detailed safety information and emergency procedures.