76503-86-1Relevant articles and documents
Seven-Membered Rings by 1,5-Cycloadditions, VI. - 7-Aminoperhydro-1,4-oxazepines and -diazepines
Griengl, Herfried,Prischl, Gerhard,Bleikolm, Anton
, p. 1573 - 1582 (2007/10/02)
3-Alkyl-1,3-oxazolidines 2 react with enamines 1 in the presence of trifluoroacetic acid to give 7-dialkylaminoperhydro-1,4-oxazepines 3. 1,3-Dimethyl-1,3-imidazolidine (2d) reacts with 4-(2-methyl-1-propenyl)morpholine (1a) to give 1,4,6,6-tetramethyl-7-morpholino-2,3,4,5,6,7-hexahydro-1H-1,4-diazepine (3m).