82988-52-1Relevant academic research and scientific papers
ACID-CATALYZED CYCLIZATIONS OF N-VINYL-α-SULFINYLACETAMIDES A NOVEL SYNTHETIC APPROACH TO ERYTHRINANE
Tamura, Y.,Maeda, H.,Akai, S.,Ishibashi, H.
, p. 2209 - 2212 (1982)
Under the Pummerer reaction conditions, N-(1-cyclohexenyl)-N-methyl-α-(methylsulfinyl)acetamide (7a) cyclized in a 5-endo trigonal fashion through the intermediary cation (8) to give the tetrahydro-4H-oxindole (10).The reaction was successively applied to a novel synthesis of erythrinane skeleton.
