3884700

Information

• Patent Grant
• 3884700

• References
• Source

• Patent Number

  3,884,700

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1975
  49 years ago

• CPC

  • G03C7/362 - Benzoyl-acetanilide couplers
  • C07C205/37 - the oxygen atom of at least one of the etherified hydroxy groups being further bound to an acyclic carbon atom
  • C07C205/45 - the carbon skeleton being further substituted by at least one doubly-bound oxygen atom, not being part of a -CHO group
  • C07C205/56 - having nitro groups bound to carbon atoms of six-membered aromatic rings and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton
  • C07C311/21 - having the nitrogen atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 564 - Organic compounds