Chiral indole intermediates and their fluorescent cyanine...

Details Chiral indole intermediates and their fluorescent cyanine... Chiral indole intermediates and their fluorescent cyanine...

C - Chemistry, Metallurgy

07

D

C07D 513/22 (2006.01) C07D 413/02 (2006.01) C07D 419/02 (2006.01) C07D 498/22 (2006.01) C09B 23/02 (2006.01) G01N 33/58 (2006.01)

Patent

CA 2484218

This invention relates to the functionalized cyanine dyes and more particularly, to the synthesis of chiral 3-substituted 2,3~-dymethyl-3H-indole and its derivatives as intermediates for preparation of cyanine dyes, to methods of preparing these dyes and the dyes so prepared.

Cette invention porte sur des colorants de cyanine fonctionnalisés et, notamment, sur la synthèse de 2,3'-diméthyl-3<I>H</I>-indole chiral substitué en position 3 et sur leurs dérivés utiles comme intermédiaires dans la préparation de colorants de cyanine, ainsi que sur des procédés de préparation de ces colorants et sur les colorants ainsi obtenus.

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