7-Anilino-4-hydroxy-2-naphthalenesulfonic acid(CAS: 119-40-4)

7-Anilino-4-hydroxy-2-naphthalenesulfonic acid (CAS: 119-40-4) falls under the scope of the Globally Harmonized System of Classification and Labeling of Chemicals (GHS) and is regulated under REACH in the European Union. It is also subject to FDA and EPA requirements for handling, storage, and use in the United States.

While 7-Anilino-4-hydroxy-2-naphthalenesulfonic acid (CAS: 119-40-4) is a specific compound, there are alternative chemicals that can serve similar functions in synthesis, such as other naphthalene sulfonic acids or related anilino derivatives. These alternatives can be chosen based on specific reaction conditions and desired properties.

The market for 7-Anilino-4-hydroxy-2-naphthalenesulfonic acid (CAS: 119-40-4) is driven by its use in pH indicators and dye intermediates. Research trends focus on developing more sustainable and environmentally friendly alternatives. Additionally, there is ongoing exploration of its applications in analytical chemistry and pharmaceuticals.

Waste containing 7-Anilino-4-hydroxy-2-naphthalenesulfonic acid (CAS: 119-40-4) should be collected in appropriate containers and disposed of according to local and national regulations. Incineration is a common method, but professional waste disposal services are recommended to ensure compliance with environmental protection standards.