381725-21-9Relevant articles and documents
Change of connectivity on catenane ring: Ring expansion by annulation-ring scission sequence
Watanabe, Nobuhiro,Kihara, Nobuhiro,Takata, Toshikazu
, p. 3519 - 3522 (2001)
(matrix presented) Ring expansion of a catenane without destruction of the interlocked structure was attained by Diels-Alder reaction followed by ozonolysis. Annulation by Diels-Alder reaction introduced a C4 fragment onto the ring, and the ozonolysis sci