Description
Sodium 3-mercaptopropanesulphonate, CAS 17636-10-1, is a chemical compound typically available as a white to light yellow solid or powder. It is an organosulfur compound containing both a thiol and a sulfonate group. This substance is primarily utilized in specialized industrial applications and laboratory research. It is recognized for its role as an additive in electroplating processes and as a reagent in chemical synthesis.
Properties
Property Value CAS Number 17636-10-1 Chemical Name Sodium 3-mercaptopropanesulphonate Alternate Names Sodium 3-mercapto-1-propanesulfonate, MPS Molecular Formula Molecular Weight Approximately to Appearance White to light yellow solid/powder Melting Point Approximately (often with decomposition) Solubility Soluble in water Storage Temperature Room temperature, though cool and dark place often recommended Usage
Sodium 3-mercaptopropanesulphonate is primarily used in the following areas:
- Electroplating Additive: It serves as a brightening agent in copper electroplating baths, particularly for the production of printed circuit boards (PCBs). Its addition helps to improve the brightness, ductility, and corrosion resistance of the copper layer. For example, it can be combined with polyethers and non-ionic surfactants to achieve a uniform and high-quality copper deposit.
- Chemical Synthesis: It is employed as an intermediate or reagent in various chemical syntheses and laboratory research. This includes its use in the development of new materials or compounds where its thiol or sulfonate functionalities are beneficial.
- Research Applications: It has been investigated for potential use in areas such as the synthesis of substituted phthalocyanines for photodynamic therapy (PDT).
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