335596-11-7Relevant articles and documents
Pyrrolidinone-fused cyclohexenones by regioselective dearomatising anionic cyclisation of 2-, 3- or 4-methoxybenzamides
Clayden,Tchabanenko,Yasin,Turnbull
, p. 302 - 304 (2007/10/03)
On treatment with t-BuLi in the presence of HMPA, 2-, 3- or 4-methoxybenzamides (o-, m- or p-anisamides) bearing N-benzyl substituents cyclise with dearomatisation to give methyl dienyl ethers which hydrolyse to give single stereo- and regioisomers of pyr