Abstract
This article provides an in-depth guide to Sodium 2-Phenylindole-5-Sulfonate, a chemical compound with the CAS number 119205-39-9. It covers its properties, applications, synthesis methods, safety considerations, and regulatory information, offering a comprehensive overview for anyone interested in understanding this compound in detail.
Introduction to Sodium 2-Phenylindole-5-Sulfonate
Sodium 2-Phenylindole-5-Sulfonate, also known as CAS 119205-39-9, is a chemical compound that belongs to the class of sulfonates. It is widely used in various industries due to its unique properties. This guide will delve into the details of this compound, including its physical and chemical characteristics, synthesis methods, applications, safety precautions, and regulatory aspects.
Physical and Chemical Properties
Sodium 2-Phenylindole-5-Sulfonate is a white to off-white crystalline solid. It is soluble in water and organic solvents such as methanol and ethanol. The compound has a molecular weight of 318.34 g/mol and a melting point of approximately 250°C. It is also known for its strong acid and base properties, which make it useful in various chemical reactions.
The chemical structure of Sodium 2-Phenylindole-5-Sulfonate consists of a phenyl group attached to an indole ring, which is further substituted with a sulfonic acid group. This structure contributes to its solubility and reactivity in different environments.
Synthesis Methods
The synthesis of Sodium 2-Phenylindole-5-Sulfonate can be achieved through various methods, including the sulfonation of 2-phenylindole and the reaction of 2-phenylindole with sulfonic acid chlorides. The choice of synthesis method depends on the desired purity and yield of the compound.
One common synthesis method involves the reaction of 2-phenylindole with chlorosulfonic acid in the presence of a catalyst. This reaction leads to the formation of the sulfonic acid derivative, which is then neutralized with sodium hydroxide to obtain Sodium 2-Phenylindole-5-Sulfonate.
Applications
Sodium 2-Phenylindole-5-Sulfonate finds applications in several industries. It is used as a pH indicator in analytical chemistry due to its ability to change color in response to changes in pH levels. It is also employed in the pharmaceutical industry as a precursor for the synthesis of various drugs.
Additionally, the compound is used in the dye industry for the production of azo dyes. Its sulfonic acid group allows for the formation of stable and colorful dyes that are used in textiles, paints, and inks.
Safety Considerations
Handling Sodium 2-Phenylindole-5-Sulfonate requires caution due to its potential hazards. The compound is irritant to the skin, eyes, and respiratory system. It is also toxic if ingested or inhaled. Therefore, appropriate safety measures, such as wearing protective gloves, goggles, and a mask, should be taken when working with this compound.
In case of accidental exposure, immediate medical attention should be sought. It is also important to store Sodium 2-Phenylindole-5-Sulfonate in a cool, dry place away from incompatible materials and in a tightly sealed container.
Regulatory Information
Sodium 2-Phenylindole-5-Sulfonate is subject to regulatory controls in many countries. The compound is classified as hazardous and is subject to specific regulations regarding its handling, transportation, and disposal. Compliance with these regulations is crucial to ensure the safety of workers and the environment.
The regulatory information for Sodium 2-Phenylindole-5-Sulfonate includes its classification under various hazard codes, such as corrosive to metals and harmful if inhaled. It is also listed under the European Union’s Classification, Labelling, and Packaging (CLP) regulations.
Conclusion
In conclusion, Sodium 2-Phenylindole-5-Sulfonate, with the CAS number 119205-39-9, is a versatile chemical compound with a wide range of applications. This guide has provided an overview of its physical and chemical properties, synthesis methods, applications, safety considerations, and regulatory information. Understanding these aspects is essential for anyone involved in the handling, use, or production of this compound.
Keywords: Sodium 2-Phenylindole-5-Sulfonate, CAS 119205-39-9, sulfonate, synthesis, applications, safety, regulatory information
