3652689

Information

• Patent Grant
• 3652689

• References
• Source

• Patent Number

  3,652,689

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1972
  52 years ago

• CPC

  • C07C22/04 - containing six-membered aromatic rings
  • C07C17/38 - Separation Purification Stabilisation Use of additives
  • C07C17/392 - by crystallisation Purification or separation of the crystals

• US Classifications

  • 570 - Organic compounds