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Methoxymethyltriphenylphosphonium chloride

Methoxymethyltriphenylphosphonium chloride 3-(Carboxypropyl)triphenylphosphonium bromide Pyridine-sulfur trioxide complex... [Pg.3403]

The ylide from methoxymethyltriphenylphosphonium chloride reacts with the ketone (102) to give (103). Treatment of (103) with trifluoroacetic acid or toluene-p-sulphonic acid gave the cyclized product (104). Sodium-ammonia reduction of this was completely stereoselective, leading to the 9aH-compound (105) the homo-B-ring adopts a chair conformation. ... [Pg.327]

See other pages where Methoxymethyltriphenylphosphonium chloride is mentioned: [Pg.991]    [Pg.3404]    [Pg.991]    [Pg.251]    [Pg.991]    [Pg.3404]    [Pg.991]    [Pg.251]   
See also in sourсe #XX -- [ Pg.250 , Pg.250 ]



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Methoxymethyltriphenylphosphonium

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