参考文献
Pross,A.; Sternhell,S.
Australian Journal of Chemistry, 1971 , vol. 24, p. 1437 - 1447
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Wheeler
American Chemical Journal, 1898 , vol. 20, p. 150
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Thiele
Chemische Berichte, 1894 , vol. 27, p. 455
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Michael; Carlson
Journal of Organic Chemistry, 1940 , vol. 5, p. 14,21