Improved method for producing nitroisourea derivative

Details for Australian Patent Application No. 2007213270 (hide)

Owner Mitsui Chemicals, Inc.

Inventors Kamekawa, Hisato; Ura, Daisuke; Katsuta, Hiroyuki; Kohno, Toshiyuki; Satoh, Kenichi

Agent Davies Collison Cave

Pub. Number AU-A-2007213270

PCT Pub. Number WO2007/091390

Priority 2006-033940 10.02.06 JP

Filing date 7 February 2007

Wipo publication date 16 August 2007

International Classifications

C07C 273/00 (2006.01) Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups

C07C 275/70 (2006.01) Derivatives of urea, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups

C07B 61/00 (2006.01) Other general methods

Event Publications

28 August 2008 PCT application entered the National Phase

  PCT publication WO2007/091390 Priority application(s): WO2007/091390

6 November 2008 Amendment Made

  The nature of the amendment is: Amend the invention title to read from Improved method for producing nitroisourea derivative to Improved process for producing nitroisourea derivative

8 January 2009 Corrigenda

  Amendments - Amendments Made Under the Name Mitsui Chemicals, Inc., Application No. 2007213270, under INID (54) correct the title of the invention to Improved process for producing nitroisourea derivatives

10 February 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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