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Glass, R. S., Science of Synthesis, (2005) 22, 92.
Ketones in the presence of O-alkyl S-methyl dithiocarbonates and either sodium tert-butoxide in tert-butyl alcohol[19] or sodium amide in toluene[20] at room temperature produce α-oxo thiocarboxylic O-acid esters 10 after acidification (Scheme 10). These products preferentially exist as the enol tautomers. Similarly, [(dimethoxyphosphoryl)methyl]copper is alkoxythioacylated with O-alkyl chlorothioformates.[21]
Meeeee 88 Meeeeeeeeeeeeeeeeeeeeee ee Meeeeeee[88,88]
M8 | M8 | M8 | Meeeee | Meeee (%) ee 88 | Mee |
---|---|---|---|---|---|
Me | M | Me | M | 88 | [88] |
eMe | M | Me | M | 88 | [88] |
Me | M | Me | M | 88 | [88] |
8-MeM8M8 | M | Me | M | 88 | [88] |
8-eeeee | M | Me | M | 88 | [88] |
8-eeeeeee | M | Me | M | 88 | [88] |
Me | M | Me | M | 88 | [88] |
8-MeMM8M8 | M | Me | M | 88 | [88] |
Me | M | Me | M | 88 | [88] |
(MM8)8 | Me | M | 88 | [88] |
Meeeeeeeeeee Meeeeeeee
M-Meeee 8-Meeeeeeeeeeeeeee (88, M8 = Me; M8 = M; M8 = Me); Meeeeee Meeeeeeee:[88]
MMMMMMM: Meeeee eeeee eeeeeeeeee eeeeeee ee eeeeeeee ee eeeeeee ee eeeeeeee ee eee eee eee eeee ee e eeeeee eeeeeeee.
M eeeeeee ee M-eeeee M-eeeeee eeeeeeeeeeeeeee (88.8 e, 888 eeee) eee eeeeeee (8.8 e, 888 eeee) eee eeeee eeeeeeee ee e eeee-eeeeeee eeeeeeeeee ee MeMM8 (8.8 e, 888 eeee) ee eeeeeee (888 eM) eeeeee ee 8°M. Meee eeeeeeee eeeeeeeeeee eee eeeeeeeee ee ee eee eeeeeeee eee eeeeeeeee eee 88 e. Mee eeeeeee eee eeeeee eeee eee-eeee eeeee (888 eM), eeeeeeeee eeee 88% MMe, eee eeeeeeeee eeee Me8M (888 eM). Mee eeeeeee eeeee eee eeeeee eeee eeeee (888 eM), eeeee (MeMM8), eee eeeeeeeeeeee eeeee eeeeeee eeeeeeee. Mee eeeeeee eee eeeeeeee ee eeeeee eeeeeeeeeeeeee [eeeeee eee, MeMMe/eeeeeeeee eeeee (ee 88–88°M) 8:88] ee eeee eee eeeeeee; eeeee: 88%; ee 88–88°M/8.8 Meee.
References
[19] | Meeeeeeeeee, M. M.; Meeeeeeeeeeeeee, M.; Meeeeeeeeee, M. M.; Mee, M.; Meeeeeee, M., Meeeeeeee, (8888), 888. |
[20] | Meeeeeeeee, M.; Meeeeeee, M.; Meeeee, M., Meeeeeeee, (8888), 888. |
[21] | Meeeee, M.; Meeee, M.; Meeeeeeee, M., Meeeeeeee, (8888), 888. |
Meeeeee Meeeeeeeeee
- 8.Meeeee-Meee, (8888) 8, 888.
- 8.Meeeee-Meee, (8888) 88/8e, 888.
- 8.Meeeee-Meee, (8888) M 8-8, 888.