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A More Complex Benzocyclobutane to Isochroman-3-one Rearrangement

A More Complex Benzocyclobutane To Isochroman-3-one Rearrangement (c.f. Problem 138) [Pg.105]

Heating of the benzocyclobutene derivative 1 in degassed o-dichlorobenzene at 180°C for 2 hours gives the spirocyclic product 2 in 88% yield. [Pg.105]



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2- -one rearrangement

A rearrangements

Benzocyclobutane

Benzocyclobutanes

Isochroman

Isochroman-3-one

Isochromane

Isochromanes

Rearrangements complex

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