2076217

Information

• Patent Grant
• 2076217

• References
• Source

• Patent Number

  2,076,217

• Date Filed

  Not available

• Date Issued

  Tuesday, April 6, 1937
  87 years ago

• CPC

  • C07C309/55 - Y being a hydrogen or a carbon atom
  • C07C303/22 - from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; from sulfonic halides by reactions not involving the formation of halosulfonyl groups
  • C07C309/28 - having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
  • C07C2101/16 - The ring being unsaturated
  • Y10S516/07 - Organic amine, amide, or n-base containing

• US Classifications

  • 554 - Organic compounds
  • 516 - Colloid systems and wetting agents
  • 562 - Organic compounds