Synthesis of. beta.-keto 1, 3-dithianes from acetylenic ketones

BC Ranu, S Bhar, R Chakraborti

Index: Robinson, J. Michael; Brent, Larry W.; Chau, Chhan; Floyd, Kimberly A.; Gillham, Sherri L.; et al. Journal of Organic Chemistry, 1992 , vol. 57, # 28 p. 7352 - 7355

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Citation Number: 41

Abstract

... 6) 1,2-Ethanedithiol was also found to give a similar Michael adduct. ... 10) Corey, E. J.; Erickson, B. W. J. Org. ... 2 H, s), 6.5 (1 H, s), 7.40-8.0 (5 H, m). l-Methoxy-5-methylhexane-2,4-dione (7) (95% pure by 'H NMR) (oil, 28 mg from 65 mg of le, 66460): 'H NMR 6 1.25 (6 H, d, J = 6 Hz ...