1759273

Information

• Patent Grant
• 1759273

• References
• Source

• Patent Number

  1,759,273

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1930
  94 years ago

• CPC

  • C07C225/30 - of condensed quinone ring systems formed by two rings
  • C07C46/00 - Preparation of quinones
  • C07C221/00 - Preparation of compounds containing amino groups and doubly-bound oxygen atoms bound to the same carbon skeleton
  • C07C2102/10 - The other ring being six-membered (e.d. tetraline)

• US Classifications

  • 552 - Organic compounds