Palladium acetate in polyurea microcapsules: A recoverable and reusable catalyst for hydrogenations

Synlett

Volumn , Issue 11, 2002, Pages 1843-1844

  Bremeyer, Nadine ^a   Ley, Steven V ^a   Ramarao, Chandrashekar ^a   Shirley, Ian M ^b   Smith, Stephen C ^b  

^a UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^b JEALOTT S HILL INTERNATIONAL RESEARCH CENTRE   (United Kingdom)

Author keywords

Catalysis; Hydrogenations; Microcapsules; Palladium; Polyurea

Indexed keywords

PALLADIUM ACETATE; PALLADIUM COMPLEX; POLYUREA; UNCLASSIFIED DRUG; UREA DERIVATIVE;

ARTICLE; CATALYST; CHEMICAL ANALYSIS; CHEMICAL REACTION; HYDROGENATION; MICROCAPSULE;

EID: 0036422191     PISSN: 09365214     EISSN: None     Source Type: Journal    
DOI: 10.1055/s-2002-34862     Document Type: Article

References (16)

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13. Samples of Pd EnCat™ can be obtained on request from Avecia U. K.
14. 2 (50 bar) for two days. This pre-reduction is required for high activity and reduced reaction times.
15. The reduction of 4-nitrotoluene (entry 6, method A) to p-toluidine using Pd/C was complete in 1 h. Using Pd/C under the same conditions used for entry 14 resulted in the reduction and complete removal of the benzyloxy group.
16. The veracity of this statement has not been established on reaction scales greater than those commonly employed in research laboratories.