Method for preparing fused oxazinones from ortho-amino aromatic carboxylic acid and a carboxylic acid in the presence of a sulfonyl chloride and pyridine

Details for Australian Patent Application No. 2003257028 (hide)

Owner E.I. Du Pont De Nemours and Company

Inventors Taylor, Eric deGuyon

Agent Houlihan2

Pub. Number AU-B-2003257028

PCT Number PCT/US03/23821

PCT Pub. Number WO2004/011447

Priority 60/400,352 31.07.02 US; 60/446,438 11.02.03 US

Filing date 29 July 2003

Wipo publication date 16 February 2004

Acceptance publication date 9 December 2010

International Classifications

C07D 401/04 (2006.01) Heterocyclic compounds containing two or more hetero rings

C07D 413/14 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms

Event Publications

6 November 2003 Complete Application Filed

  Priority application(s): 60/400,352 31.07.02 US; 60/446,438 11.02.03 US

25 March 2004 Application Open to Public Inspection

  Published as AU-B-2003257028

9 December 2010 Application Accepted

  Published as AU-B-2003257028

7 April 2011 Standard Patent Sealed

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