2482511

Information

• Patent Grant
• 2482511

• References
• Source

• Patent Number

  2,482,511

• Date Filed

  Not available

• Date Issued

  Tuesday, September 20, 1949
  75 years ago

• CPC

  • C07D311/48 - with two such benzopyran radicals linked together by a carbon chain

• US Classifications

  • 549 - Organic compounds