49831-28-9Relevant articles and documents
SYNTHESIS OF BROMO-SUBSTITUTED BICYCLIC OXALACTAM AND UNUSUAL ANIONIC DESALTING OLIGOMERIZATION OF ITS SODIUM SALT
Hashimoto, Kazuhiko,Sumitomo, Hiroshi,Suzuki, Masanori
, p. 767 - 770 (1986)
New bromo-substituted bicyclic oxalactam, 4(e)-bromo-8-oxa-6-azabicyclooctan-7-one (1) was synthesized from sodium 3,4-dihydro-2H-pyran-2-carboxylate.Sodium salt of 1 was found to be oligomerized with the simultaneous desalting in dimethylformamide at 25 degC to give novel oligomers having a bicyclic oxalactam ring in each monomer unit.