3243443

Information

• Patent Grant
• 3243443

• References
• Source

• Patent Number

  3,243,443

• Date Filed

  Not available

• Date Issued

  Tuesday, March 29, 1966
  58 years ago

• CPC

  • C07D311/42 - with oxygen or sulfur atoms in position 2 and 4
  • A61K31/37 - Coumarins
  • C07D311/48 - with two such benzopyran radicals linked together by a carbon chain

• US Classifications

  • 549 - Organic compounds