| 摘要 |
<p>A silver halide photographic material is disclosed which has formed on a support in sequence a silver halide emulsion layer incorporating a yellow coupler of the formula (I), a silver halide emulsion layer incorporating a magenta coupler of the formula (II), and a silver halide emulsion layer incorporating a cyan coupler of the formula (III):
<Chemistry id="chema01" num="0001"><Image id="ia01" he="42" wi="86" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>(wherein R<Sub>1</Sub> is a hydrogen atom, a halogen atom or an alkoxy group; R<Sub>2</Sub> is -NHCOR<Sub>3</Sub>, -NHS0<Sub>2</Sub>R<Sub>3</Sub>, -COOR<Sub>3</Sub> or
<Chemistry id="chema02" num="0002"><Image id="ia02" he="8" wi="17" file="IMGA0002.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>provided that R<Sub>3</Sub> and R<Sub>4</Sub> are each an alkyl group; and Z<Sub>1 </Sub>is a non-metallic atomic group necessary to form a 5-or 6-membered hetero ring together with a nitrogen atom);
<Chemistry id="chema03" num="0003"><Image id="ia03" he="59" wi="84" file="IMGA0003.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>[wherein R<Sub>s</Sub> is a hydrogen atom, a halogen atom or an alkoxy group having 1 to 4 carbon atoms; R<Sub>s </Sub>is
<Chemistry id="chema04" num="0004"><Image id="ia04" he="10" wi="9" file="IMGA0004.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>(provid- ed that R<Sub>7</Sub> and R<Sub>8</Sub> are each a hydrogen atom or an acyl group, and when R<Sub>7</Sub> and R<Sub>8</Sub> are each an acyl group, they may be combined to form a 5-membered hetero ring together with a nitrogen atom), an alkyl- or arylsulfonamido group, <!-- EPO <DP n="2"> -->an alkyl- or arylsulfamoyl group or an alkyl- or arylcarboxylic acid ester group; Y<Sub>1</Sub>, Y<Sub>2</Sub> and Y<Sub>3</Sub> are each a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a carboxy group, an alkoxycarbonyl group, a nitro group, an aryloxy group, a cyano group or an acylamino group; and Z<Sub>2</Sub> is an atom or a group that leaves when it enters into a coupling reaction with the oxidation product of a color developing agent];
<Chemistry id="chema05" num="0005"><Image id="ia05" he="39" wi="90" file="IMGA0005.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>(wherein Rg is a straight- or branched-chain alkyl group having 2 to 4 carbon atoms; and R<Sub>10 </Sub>is a ballast group).</p> |
