TY - JOUR T1 - A Novel Synthesis of 1-Acetyl-4-Isopropenyl-1-Cyclopentene by Chemoselective Cyclization of 4-Methyl-3-(Oxobutyl)-4-Pentenal: An Important Intermediate for Natural Product Synthesis JO - Journal of the Brazilian Chemical Society A1 - Castro, Fernando de Lima A1 - Kover, Renata Xavier A1 - Kover, Warner Bruce A1 - Jones Jr, Joel SN - 0103-5053 UL - 10.1590/S0103-50531999000200007 VL - 10 Y1 - 1999 PB - Brasil ER -