TY - JOUR A1 - Kotha, Sambasivarao A1 - Chinnam, Ajay Kumar A1 - Ali, Rashid T1 - Hybrid macrocycle formation and spiro annulation on cis-syn-cis-tricyclo[6.3.0.02,6]undeca-3,11-dione and its congeners via ring-closing metathesis JF - Beilstein Journal of Organic Chemistry PY - 2015/// VL - 11 SP - 1123 EP - 1128 SN - 1860-5397 DO - 10.3762/bjoc.11.126 PB - Beilstein-Institut JA - Beilstein J. Org. Chem. UR - https://doi.org/10.3762/bjoc.11.126 KW - aza-polyquiananes KW - Fischer indolization KW - macrocycles KW - ring-closing metathesis KW - spiropolyquinanes N2 - We have developed a simple methodology to transform cis-syn-cis-triquinane derivative 2 into the diindole based macrocycle 6 involving Fischer indolization and ring-closing metathesis (RCM). Various spiro-polyquinane derivatives have been assembled via RCM as a key step. ER -