2180314

Information

• Patent Grant
• 2180314

• References
• Source

• Patent Number

  2,180,314

• Date Filed

  Not available

• Date Issued

  Tuesday, November 14, 1939
  85 years ago

• CPC

  • C07C309/28 - having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
  • C07C309/32 - containing at least two non-condensed six-membered aromatic rings in the carbon skeleton
  • C07C309/34 - formed by two rings

• US Classifications

  • 562 - Organic compounds