Sample reactions
intermediate structure
(CH2O)n, Na2SO4
MeCN
80 °C, , 98%
intermediate structure
intermediate structure
KH, 18-Crown-6, 2,6-Di-tert-butyl-4-methylpyridine, ClCO2Me
THF
-78 °C to RT, 2.5 h, 81%
intermediate structure
intermediate structure
250 °C, 4 h
intermediate structure
intermediate structure
KH, 18-Crown-6, Me2SO4
THF
0 °C to RT, 22 h, 96%
intermediate structure
intermediate structure
240 °C, , 83% (2 steps)
intermediate structure
intermediate structure
PhNEt2
Reflux, 60 min, 64%
intermediate structure