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Cycloaddition product from the reaction of benzoquinone and 9-bromoanthracene


Book ID
114504143
Publisher
International Union of Crystallography
Year
1988
Tongue
English
Weight
307 KB
Volume
44
Category
Article
ISSN
0108-2701

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Cycloaddition reactions of cyclooctyne w
โœ W. Verboom; H. J. T. Bos ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 606 KB

## Abstract Treatment of a solution of 9,10โ€phenanthrenequinone **4** and cyclooctyne **2** in chloroform with boron trifluorideโ€ether affords the quinoid ฮฑ,ฮฒโ€unsaturated ketone **5** with loss of carbon monoxide. Reaction of 3,5โ€diโ€__tert__โ€butylโ€__o__โ€benzoquinone **9** with cyclooctyne **2** giv