| Reference: | Nicolaou, K. C. ; Papahatjis, D. P.; Claremon, D. A.; Dolle, R. E., III J. Am. Chem. Soc. 1981, 103, 6967. DOI |
| Keywords: | SAMP hydrazone EnoateEster -> Allyl-OH HWE -> DienoateEster Diels-Alder, Intram Aldehyde azaenolate(asym)+Alkyl-X Wittig-carboxymethyl -> EnoateEster O-H -> O-SiPh2tBu O-SiMe2tBu -> O-H Alkyl-OH -> Aldehyde Ozonolysis C=N |
| Reagents: | LiNiPr2 O3 P(O)(OMe)2CH2-Vinyl AlHiBu2 Ph3P=CH-CO2R SiPh2tBu-Cl CrO3Cl·PyH (PCC) |