2035459

Information

• Patent Grant
• 2035459

• References
• Source

• Patent Number

  2,035,459

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1936
  88 years ago

• CPC

  • C09B5/50 - Preparation by alkaline melting of 2-amino-anthraquinones
  • C09B1/54 - etherified
  • C09B5/48 - Bis-anthraquinonediazines (indanthrone)
  • C09B5/58 - by halogenation

• US Classifications

  • 544 - Organic compounds