Synthesis of two 14C-labelled catechol-O
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Carita Karlsson; Erkki Honkanen
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Article
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1991
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John Wiley and Sons
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French
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14C-labelled 3-(3,4dihydroxy-5-nitrophenylmethylidene)-2,4-pentanedione (4 and 14C-labelled E-N,NdiethyI-Zcyano-3-(3,4-dih droxy 5-nitropheny1)acryl-Key words: carbon-14 labelling, synthesis, COMT-inhibitor. amide (5) have been synthesized from (carbonyl-A Clvanillin.