138944-42-0Relevant articles and documents
Synthesis of 6-methoxy- and 6-chloro-2(1H)-pyridinone acyclo-C-nucleosides from 2H-1,4-oxazin-2-ones
Meerpoel, Lieven,Joly, Gert J.,Hoornaert, Georges J.
, p. 4085 - 4098 (2007/10/02)
Starting from 6-variated 3-methoxy- and 3-chloro-2H-1,4-oxazin-2-ones 4a-e the synthesis of a series of 6-methoxy- and 6-chloro-2(1H)-pyridinone acyclo-C-nucleosides 2a-d and 3a-d was accomplished. Diels-Alder reaction of the oxazinones 4a-e with propargy