This article provides an in-depth exploration of CAS 30931-67-0, a chemical compound known as diammonium 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulfonate). It serves as a comprehensive resource for enthusiasts interested in this compound, covering its properties, applications, synthesis methods, safety considerations, and environmental impact. The article aims to provide a detailed understanding of the compound, its uses, and its significance in various fields.
CAS 30931-67-0, also known as diammonium 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulfonate), is a chemical compound with a variety of applications. It is a derivative of benzothiazoline and is known for its vibrant yellow color. This compound is widely used in the dye industry, as a pH indicator, and in the manufacturing of pharmaceuticals. The article delves into the details of this compound, offering a comprehensive guide for enthusiasts.
CAS 30931-67-0 is a crystalline solid that is soluble in water. It has a molecular weight of 434.48 g/mol and a melting point of approximately 300°C. The compound is characterized by its strong yellow color, which is a result of its azo group. These properties make it suitable for various applications, including its use as a pH indicator in the pH range of 2.0 to 3.0.
One of the primary applications of CAS 30931-67-0 is in the dye industry. It is used as a pH indicator in the dyeing process, ensuring that the pH of the dye bath is within the desired range. This is crucial for achieving the desired color and fastness of the dye. Additionally, the compound is used in the manufacturing of pharmaceuticals, where it serves as a pH indicator and a component in certain drug formulations.
The synthesis of CAS 30931-67-0 involves a multi-step process that typically starts with the preparation of the 2,2'-azino-bis(3-ethylbenzothiazoline) compound. This is followed by the sulfonation step, where sulfuric acid is used to introduce the sulfonic acid groups. The final step involves the neutralization of the sulfonic acid groups with ammonia to form the diammonium salt. The process requires careful control of reaction conditions to ensure the desired product is obtained.
As with any chemical compound, safety considerations are paramount when handling CAS 30931-67-0. The compound is considered hazardous and should be handled with appropriate precautions. It is important to wear protective clothing, gloves, and safety goggles when working with this substance. In case of accidental exposure, immediate medical attention should be sought. Proper storage in a cool, dry place away from incompatible materials is also essential.
The environmental impact of CAS 30931-67-0 is a subject of concern. The compound is toxic to aquatic life and can cause long-term adverse effects on the aquatic environment. Therefore, proper waste disposal and environmental regulations must be followed to minimize its impact. Research is ongoing to develop more environmentally friendly alternatives to this compound.
In conclusion, CAS 30931-67-0, or diammonium 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulfonate), is a versatile chemical compound with significant applications in various industries. This article has provided a comprehensive overview of the compound, including its properties, synthesis methods, applications, safety considerations, and environmental impact. For enthusiasts and professionals alike, this resource serves as an invaluable guide to understanding and utilizing this compound effectively.
Keywords: CAS 30931-67-0, diammonium 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulfonate), properties, applications, synthesis, safety, environmental impact
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