81011-49-6Relevant articles and documents
Novel synthesis of 1,3-disubstituted alkyl- and aralkylnaphthalenes from methylenetriphenylphosphorane, 1,1-disubstituted epoxides, paraformaldehyde, and trimethylsilyl triflate
Okuma, Kentaro,Hirose, Yoshitaka,Shioji, Kosei
, p. 438 - 439 (2007/10/03)
A novel approach toward the synthesis of 3-methylnaphthalenes is achieved by the reaction of 3-methylene-5,5-disubstituted tetrahydrofurans derived from methylenetriphenylphosphorane, 1,1-disubstituted epoxides and paraformaldehyde with trimethylsilyl trifluoromethanesulfonate in the presence of diisopropylethylamine.
3-Methylenetetrahydrofurans and 3-Methylenepyrrolidines by Addition of 2-(Bromozincmethyl)-2-alkenyl Ethers or 2-(Chloromagnesiomethyl)-2-alkenyl Ethers to Aldehydes, Ketones and Imines followed by Pd(0)-Catalyzed Cyclization
Louw, Jaap van der,Baan, Juul L. van der,Stichter, Henk,Out, Gerardus J. J.,Kanter, Franciscus J. J. de,et al.
, p. 9877 - 9900 (2007/10/02)
Reaction of 2-(bromozincmethyl)-2-alkenyl ethers 1 or 2-(chloromagnesiomethyl)-2-alkenyl ethers 2 with aldehydes, ketones and imines affords the addition products 4 and 8, which undergo Pd(0)-catalyzed cyclization to the 3-methylenetetrahydrofurans 6 (Rs
Reductive Cyclization of 2-ethyl Bromides by a Cobalt Complex, Cobaloxime(I). A New Method for the Synthesis of α-Methylene-γ-butyrolactones
Okabe, Masami,Abe, Masayoshi,Tada, Masaru
, p. 1775 - 1777 (2007/10/02)
-
