3780021

Information

• Patent Grant
• 3780021

• References
• Source

• Patent Number

  3,780,021

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1973
  50 years ago

• CPC

  • C07C17/263 - by condensation reactions
  • B01D5/00 - Condensation of vapours Recovering volatile solvents by condensation
  • C07C1/326 - the hetero-atom being a magnesium atom
  • C07C17/2632 - involving an organo-magnesium compound
  • C07C45/45 - by condensation
  • C07C45/455 - with carboxylic acids or their derivatives
  • C07C45/68 - by increase in the number of carbon atoms
  • C07C45/77 - Preparation of chelates of aldehydes or ketones
  • C07C49/12 - Ketones containing more than one keto group
  • C07C49/784 - with all keto groups bound to a non-condensed ring
  • C07C49/92 - Ketonic chelates
  • C07C51/56 - from organic acids, their salts, their esters or their halides
  • C07C67/08 - by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
  • C07C67/14 - from carboxylic acid halides
  • C07C67/343 - by increase in the number of carbon atoms
  • C07D213/64 - attached in position 2 or 6
  • C07D221/12 - Phenanthridines
  • C07D473/00 - Heterocyclic compounds containing purine ring systems
  • C07D473/34 - attached in position 6
  • C07D473/40 - with halogen atoms or perhalogeno-alkyl radicals directly attached in positions 2 or 6
  • C07F5/003 - without C-Metal linkages
  • C07F5/069 - without C-aluminium linkages
  • C07H19/16 - Purine radicals
  • C07C2101/08 - The ring being saturated
  • Y10S585/931 - Metal-, Si-, B-, or P-containing

• US Classifications

  • 536 - Organic compounds
  • 544 - Organic compounds
  • 546 - Organic compounds
  • 548 - Organic compounds
  • 556 - Organic compounds
  • 564 - Organic compounds
  • 568 - Organic compounds
  • 570 - Organic compounds
  • 585 - Chemistry of hydrocarbon compounds