Repinskaya, I. B.; Barkhutova, D. D.; Makarova, Z. S.; Alekseeva, A. V.; Koptyug, V. A.
Journal of Organic Chemistry USSR (English Translation), 1985 , vol. 21, p. 759 - 767
Zhurnal Organicheskoi Khimii, 1985 , vol. 21, # 4 p. 836 - 845
1.1: 120 °C
1.2: 70 percent / H2SO4; CF3COOH / 3 h / 20 °C
2.1: NaH / dimethylformamide / 0.33 h / 0 °C
2.2: 62 percent / NaH / dimethylformamide / 5 h / 0 - 20 °C
View Scheme