489-45-2Relevant academic research and scientific papers
Short access to the aromadendrane family: Highly efficient stereocontrolled total synthesis of (±)-cyclocolorenone and (±)-α-gurjunene
Calancea, Mihaela,Carret, Sebastien,Depre, Jean-Pierre
supporting information; experimental part, p. 3134 - 3137 (2009/12/05)
(±)-Cyclocolorenone (2), an aromadendrane, was prepared stereoselectively; in seven steps in 10.8-12.5% overall yield from, the commercially available tropylium. cation via key intermediate 6, which was used as a general and. efficient precursor to bicycl
COBALT-MEDIATED PROPARGYLATION/ANNELATION: TOTAL SYNTHESIS OF (+/-)-CYCLOCOLORENONE
Saha, M.,Bagby, B.,Nicholas, K. M.
, p. 915 - 918 (2007/10/02)
A recently developed cyclopentenone annelation sequence involving propargylation of ketone derivatives by (RCCCR2)Co2(CO)6+ complexes (1) followed by regiospecific hydration and cyclization has been employed in an efficient stereoselective synthesis of the guiane sesquiterpene cyclocolorenone (2).
