Preparation of high-dye yield couplers and intermediates useful therein
Disclosed is a carbamyl chloride of an aminoarylcarbonyl compound having the structural formula I: wherein R is an alkyl, alkenyl, or aryl group; A is an aryl (including heteroaryl) ring group; each R' is independently an alkyl group which may form a ring with Z or Z'; p is 0, 1, 2, or 3;...
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Hauptverfasser: | , , , |
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | Disclosed is a carbamyl chloride of an aminoarylcarbonyl compound having the structural formula I: wherein R is an alkyl, alkenyl, or aryl group; A is an aryl (including heteroaryl) ring group; each R' is independently an alkyl group which may form a ring with Z or Z'; p is 0, 1, 2, or 3; each Z, Z', and Y is independently hydrogen or a substituent; and n is 0, 1, or 2. |
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