CHIRALE INDOLE ALS ZWISCHENPRODUKTE UND DARAUS HERGESTELLTE CYANINFLUORESZENZFARBSTOFFE MIT FUNKTIONELLEN GRUPPEN

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

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Bibliographische Detailangaben
Hauptverfasser:	WEST, RICHARD MARTIN, MUJUMDAR, RATNAKER
Format:	Patent
Sprache:	ger
Schlagworte:	ADHESIVES CHEMISTRY DYES HETEROCYCLIC COMPOUNDS INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES LAKES MEASURING METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC CHEMISTRY ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS PHYSICS POLISHES TESTING
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Beschreibung
Zusammenfassung:	This invention relates to the functionalized cyanine dyes and more particularly, to the synthesis of chiral 3-substituted 2,3'-dimcthyl-3 H -indole and its derivatives as intermediates for preparation of cyanine dyes, to methods of preparing these dyes and the dyes so prepared.