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2-Pyrrolylbenzoic acid derivatives

Reaction of 2-pyrrolylbenzoic acid derivative 122 with PCI5 and subsequent reaction with diazomethane gave the diazoacetophenone 123 that upon treatment with silver oxide, sodium carbonate and sodium thiosulfate afforded acetic acid derivative 124, cyclization with acetic anhydride gave 125 (91JHC77) (Scheme 24). [Pg.90]

See also in sourсe #XX -- [ Pg.84 , Pg.90 ]

See also in sourсe #XX -- [ Pg.84 , Pg.90 ]

See also in sourсe #XX -- [ Pg.84 , Pg.90 ]

See also in sourсe #XX -- [ Pg.84 , Pg.90 ]



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