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1 article(s) from Wang, Bao

The facile construction of the phthalazin-1(2H)-one scaffold via copper-mediated C–H(sp²)/C–H(sp) coupling under mild conditions

Wei Zhu,
Bao Wang,
Shengbin Zhou and
Hong Liu

Beilstein J. Org. Chem. 2015, 11, 1624–1631, doi:10.3762/bjoc.11.177

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Figure 1: Representative structures of biologically important phthalazin-1(2H)-ones.

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Scheme 1: The construction of phthalazin-1(2H)-one scaffold via C–H activation.

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Scheme 2: Copper-mediated reaction of ethynylbenzene with carboxylic acid derivatives. Reaction conditions: 1...

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Scheme 3: Copper-mediated reaction of N-(quinolin-8-yl)benzamide with terminal alkynes. Reaction conditions: ...

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Scheme 4: Hydrazinolysis and removal of the directing group.

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Scheme 5: Plausible reaction mechanism.

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Published 14 Sep 2015

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The facile construction of the phthalazin-1(2H)-one scaffold via copper-mediated C–H(sp2)/C–H(sp) coupling under mild conditions

The facile construction of the phthalazin-1(2H)-one scaffold via copper-mediated C–H(sp²)/C–H(sp) coupling under mild conditions