Title:
【発明の名称】立体障害アリールオキシアミンの製造方法
Document Type and Number:
Japanese Patent JP2003531897
Kind Code:
A
Abstract:
Sterically hindered N-substituted aryloxyamines are prepared by the transition-metal-catalyzed decomposition of diazonium salts in the presence of a sterically hindered nitroxyl radical. These compounds are useful as thermal and light stabilizers for a variety of organic substrates.
Inventors:
Pastor Stefan Daniel
Shun Sai Pin
Shun Sai Pin
Application Number:
JP2001580884A
Publication Date:
October 28, 2003
Filing Date:
April 24, 2001
Export Citation:
Assignee:
Ciba Specialty Chemicals Holding Incorporated
International Classes:
C07B61/00; C07B63/04; C07C239/20; C07D207/46; C07D211/94; C07D401/12; C07D401/14; C08K5/32; C08K5/34; C08L101/00; C09K3/00; C09K15/20; C09K15/30; (IPC1-7): C07C239/20; C07D207/46; C07D211/94; C07D401/12; C07D401/14; C08K5/32; C08K5/34; C08L101/00; C09K3/00
Attorney, Agent or Firm:
Nobuo Kaida (3 outside)