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3-Mercapto-1-propanesulfonic acid

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3-Mercapto-1-propanesulfonic acid
Skeletal formula
Skeletal formula
Ball-and-stick model
Ball-and-stick model
Names
Preferred IUPAC name 3-Sulfanylpropane-1-sulfonic acid
Other names 3-Mercaptopropane-1-sulfonic acid (no longer recommended)
3-Mercaptopropanesulphonic acid
Identifiers
CAS Number
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.051.249 Edit this at Wikidata
PubChem CID
UNII
CompTox Dashboard (EPA)
InChI
  • InChI=1S/C3H8O3S2/c4-8(5,6)3-1-2-7/h7H,1-3H2,(H,4,5,6)Key: OBDVFOBWBHMJDG-UHFFFAOYSA-N
  • InChI=1/C3H8O3S2/c4-8(5,6)3-1-2-7/h7H,1-3H2,(H,4,5,6)Key: OBDVFOBWBHMJDG-UHFFFAOYAO
SMILES
  • O=S(=O)(O)CCCS
Properties
Chemical formula C3H8O3S2
Molar mass 156.21 g·mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). ☒N verify (what is  ?) Infobox references
Chemical compound

3-Mercapto-1-propanesulfonic acid is a chemical compound often used as a brightener in copper electroplating.

References

  1. Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 (Blue Book). Cambridge: The Royal Society of Chemistry. 2014. p. 697. doi:10.1039/9781849733069-FP001. ISBN 978-0-85404-182-4. The prefixes 'mercapto' (–SH), and 'hydroseleno' or selenyl (–SeH), etc. are no longer recommended.
  2. Dow, Wei-Ping; Her-Shu Huang; Zack Lin (2003-06-30). "Interactions Between Brightener and Chloride Ions on Copper Electroplating for Laser-Drilled Via-Hole Filling". Electrochemical and Solid-State Letters. 6 (9). The Electrochemical Society: 134–136. doi:10.1149/1.1595311. Retrieved 2009-08-14.


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