US PATENT SUBCLASS 568 / 451
.~.~.~.~.~ Hydroformylation by reacting ethylenically unsaturated compound, carbon monoxide, and gaseous hydrogen


Current as of: June, 1999
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568 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {4}
300  DF  .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11}
420  DF  .~.~ Aldehydes {8}
448  DF  .~.~.~ Acyclic {4}
449  DF  .~.~.~.~ Processes {14}
451.~.~.~.~.~ Hydroformylation by reacting ethylenically unsaturated compound, carbon monoxide, and gaseous hydrogen {4}
452  DF  .~.~.~.~.~.~> Dimer produced
453  DF  .~.~.~.~.~.~> Plural stages each having hydroformylation
454  DF  .~.~.~.~.~.~> Group VA element (N, P, As, Sb, or Bi) containing material utilized (e.g., arsenic containing ligand utilized, etc.) {1}
456  DF  .~.~.~.~.~.~> Metal or metal containing compound filtered, precipitated, or deposited


DEFINITION

Classification: 568/451

(under subclass 449) Processes wherein the compound is prepared by reacting an ethylenically unsaturated compound, carbon monoxide, and gaseous hydrogen, only.