Names | |
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Preferred IUPAC name
3-Sulfanylpropane-1-sulfonic acid | |
Other names
3-Mercaptopropane-1-sulfonic acid (no longer recommended[1])
3-Mercaptopropanesulphonic acid | |
Identifiers | |
3D model (JSmol)
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ChemSpider | |
ECHA InfoCard | 100.051.249 |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C3H8O3S2 | |
Molar mass | 156.21 g·mol−1 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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3-Mercapto-1-propanesulfonic acid is a chemical compound often used as a brightener in copper electroplating.[2]
The prefixes 'mercapto' (–SH), and 'hydroseleno' or selenyl (–SeH), etc. are no longer recommended.