C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 265/34 (2006.01)
Patent
CA 2467074
The present invention provides photochromic oxazine compounds and methods for their manufacture, which compounds are useful as photochromic compounds. The compounds of the invention have aromatic substituents on the 2 position of the oxazine moiety.
La présente invention concerne des composés d'oxazine photochromes et leurs procédés de fabrication, ces composés étant utiles comme composés photochromes. Les composés de l'invention comprennent des substituants aromatiques en position 2 du fragment oxazine.
Carreira Erick M.
Zhao Weili
Essilor International (compagnie Generale D'optique)
Johnson & Johnson Vision Care Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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