1-naphthol compound and method for preparing compound having acidic proton using the same
AssigneeFuji Photo Film Co., Ltd.
InventorsTakayuki Ito, Koji Takaku
Life of this patent
Estimating the term…
Abstract
1. A 1-naphthol compound represented by formula (I) below: wherein A represents the moiety of a compound having an acidic proton the pKa of a corresponding protonated form (AH) of which is 0 to 14, R1 represents an aliphatic group, aryl group, or heterocyclic group, R2 represents a substituent, n represents an integer of 0 to 5, X represents a hydrogen atom, halogen atom, R11—, R11O—, R11S—, R11OCOO—, R12COO—, R12(R13)NCOO—, R12CON(R13)—, —NO, —NO2, or —N═N—R11, wherein R11 represents an aliphatic group, aryl group, or heterocyclic group, and each of R12 and R13 independently represents a hydrogen atom, aliphatic group, aryl group, or heterocyclic group, and Y represents an oxygen atom or sulfur atom.
Claims18
A 1-naphthol compound represented by formula (II) below:
- wherein A represents a 6- to 32-carbon substituted or nonsubstituted aryloxy group, a 1- to 32-carbon substituted or nonsubstituted heterocyclic oxy group, a 1- to 32-carbon substituted or nonsubstituted alkylthio group, a 6- to 32-carbon substituted or nonsubstituted arylthio group, a 1- to 32-carbon substituted or nonsubstituted heterocyclic thio group, a 1- to 32-carbon substituted or nonsubstituted azole group, or a 2- to 32-carbon substituted or nonsubstituted carbonyloxy group;
- R1 represents an aliphatic group, aryl group, or heterocyclic group;
- R2 represents a substituent;
- R3 represents a halogen atom, cyano group, R12 (R13)NCO—, or R12CON(R13)—, m represents an integer of 0 to 4;
- and each of R12 and R13 independently represents a hydrogen atom, aliphatic group, aryl group, or heterocyclic group.
Dependencies are inferred from the claim text.