JP5591287B2 - カルコン型化合物 - Google Patents
カルコン型化合物 Download PDFInfo
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- JP5591287B2 JP5591287B2 JP2012182418A JP2012182418A JP5591287B2 JP 5591287 B2 JP5591287 B2 JP 5591287B2 JP 2012182418 A JP2012182418 A JP 2012182418A JP 2012182418 A JP2012182418 A JP 2012182418A JP 5591287 B2 JP5591287 B2 JP 5591287B2
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- carbon atoms
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
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- G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
- G11B7/246—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes
- G11B7/247—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes methine or polymethine dyes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/14—Radicals substituted by nitrogen atoms, not forming part of a nitro radical
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- C07D209/56—Ring systems containing three or more rings
- C07D209/58—[b]- or [c]-condensed
- C07D209/60—Naphtho [b] pyrroles; Hydrogenated naphtho [b] pyrroles
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- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/44—Radicals substituted by doubly-bound oxygen, sulfur, or nitrogen atoms, or by two such atoms singly-bound to the same carbon atom
- C07D213/46—Oxygen atoms
- C07D213/50—Ketonic radicals
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/06—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
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- C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
- C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
- C07D403/06—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/06—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
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- C—CHEMISTRY; METALLURGY
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- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D409/06—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
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- C—CHEMISTRY; METALLURGY
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- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
- C07D413/06—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/06—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
- C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines
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- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
- C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B45/00—Complex metal compounds of azo dyes
- C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
- C09B45/14—Monoazo compounds
- C09B45/20—Monoazo compounds containing cobalt
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
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- G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
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Description
上記一般式(I)における環A及び環Bで表される五員環の複素環としては、例えば、ピロール環、ピラゾリジン環、ピラゾール環、イミダゾール環、イミダゾリジン環、オキサゾール環、イソキサゾール環、イソオキサゾリジン環、チアゾール環、イソチアゾリジン環等が挙げられ、環A及び環Bで表される六員環の複素環としては、例えば、ピペリジン環、ピペラジン環、モルフォリン環、チオモルフォリン環、ユロリジン環、ピリジン環、ピラジン環、ピリミジン環、ピリダジン環、トリアジン環等が挙げられる。環A及び環Bで表される、五員環又は六員環の複素環、及び芳香環は、他の環と縮合されていたり置換されていたりしていてもよく、例えば、キノリン環、イソキノリン環、インドール環、ユロリジン環、ナフタレン環、アントラセン環、フェナントレン環、フェニルベンゼン環等が挙げられる。
また、環Bで表されるメタロセン構造としては、例えば、フェロセニル、ニッケロセニル、コバルトセニル等の構造が挙げられる。環Bがメタロセン構造である場合は、メタロセンの一方のシクロペンタジエン環に、カルボニル基が結合する。
上記一般式(II)におけるR16は、−O−、−CO−、−OCO−若しくは−COO−で中断されていてもよい炭素原子数1〜8のアルキル基、炭素原子数6〜30のアリール基、炭素原子数7〜30のアリールアルキル基、炭素原子数10〜30のメタロセニル基、ハロゲン原子、水酸基、ニトロ基、シアノ基又は炭素原子数2〜30の複素環基を表す。上記炭素原子数1〜8のアルキル基としては、例えば、メチル、エチル、プロピル、イソプロピル、ブチル、第二ブチル、第三ブチル、イソブチル、アミル、イソアミル、第三アミル、ヘキシル、シクロヘキシル、シクロヘキシルメチル、2−シクロヘキシルエチル、3−シクロヘキシルプロピル、4−シクロヘキシルブチル、ヘプチル、イソヘプチル、第三ヘプチル、n−オクチル、イソオクチル、第三オクチル、2−エチルヘキシル、ノルボルニル等が挙げられ、上記炭素原子数6〜30のアリール基としては、例えば、フェニル、ナフチル、アントラセン−1−イル、フェナントレン−1−イル、テトラセニル、ペンタセニル、クリセニル、トリフェニレニル、ピレニル、ピセニル、ペリレニル等が挙げられ、上記炭素原子数7〜30のアリールアルキル基としては、例えば、ベンジル、フェネチル、2−フェニルプロピル、ジフェニルメチル、トリフェニルメチル、スチリル、シンナミル等が挙げられ、上記炭素原子数10〜30のメタロセニル基としては、例えば、フェロセニル、ニッケロセニル、コバルトセニル等が挙げられ、上記炭素数2〜30の複素環基としては、例えば、ピリジル、ピリミジル、ピリダジル、ピペラジル、ピペリジル、ピラニル、ピラゾリル、トリアジル、ピロリジル、キノリル、イソキノリル、イミダゾリル、ベンゾイミダゾリル、トリアゾリル、フリル、フラニル、ベンゾフラニル、チエニル、チオフェニル、ベンゾチオフェニル、チアジアゾリル、チアゾリル、ベンゾチアゾリル、オキサゾリル、ベンゾオキサゾリル、イソチアゾリル、イソオキサゾリル、インドリル、ユロリジル、モルフォリニル、チオモルフォリニル、2−ピロリジノン−1−イル、2−ピペリドン−1−イル、2,4−ジオキシイミダゾリジン−3−イル、2,4−ジオキシオキサゾリジン−3−イル等が挙げられ、上記ハロゲン原子としては、フッ素、塩素、臭素、ヨウ素等が挙げられる。また、上記の炭素原子数1〜8のアルキル基、炭素原子数6〜30のアリール基、炭素原子数7〜30のアリールアルキル基、炭素原子数10〜30のメタロセニル基及び炭素原子数2〜30の複素環基はいずれも、置換基を有していてもよい。該置換基としては、以下のものが挙げられる。尚、R16全体の炭素原子数は、上記で規定された範囲を満たすものである。このような置換基としては、例えば、メチル、エチル、プロピル、イソプロピル、シクロプロピル、ブチル、第二ブチル、第三ブチル、イソブチル、アミル、イソアミル、第三アミル、シクロペンチル、ヘキシル、2−ヘキシル、3−ヘキシル、シクロヘキシル、ビシクロヘキシル、1−メチルシクロヘキシル、ヘプチル、2−ヘプチル、3−ヘプチル、イソヘプチル、第三ヘプチル、n−オクチル、イソオクチル、第三オクチル、2−エチルヘキシル、ノニル、イソノニル、デシル等のアルキル基;メトキシ、エトキシ、プロポキシ、イソプロポキシ、ブトキシ、第二ブトキシ、第三ブトキシ、イソブトキシ、アミルオキシ、イソアミルオキシ、第三アミルオキシ、ヘキシルオキシ、シクロヘキシルオキシ、ヘプチルオキシ、イソヘプチルオキシ、第三ヘプチルオキシ、n−オクチルオキシ、イソオクチルオキシ、第三オクチルオキシ、2−エチルヘキシルオキシ、ノニルオキシ、デシルオキシ等のアルコキシ基;メチルチオ、エチルチオ、プロピルチオ、イソプロピルチオ、ブチルチオ、第二ブチルチオ、第三ブチルチオ、イソブチルチオ、アミルチオ、イソアミルチオ、第三アミルチオ、ヘキシルチオ、シクロヘキシルチオ、ヘプチルチオ、イソヘプチルチオ、第三ヘプチルチオ、n−オクチルチオ、イソオクチルチオ、第三オクチルチオ、2−エチルヘキシルチオ等のアルキルチオ基;ビニル、1−メチルエテニル、2−メチルエテニル、2−プロペニル、1−メチル−3−プロペニル、3−ブテニル、1−メチル−3−ブテニル、イソブテニル、3−ペンテニル、4−ヘキセニル、シクロヘキセニル、ビシクロヘキセニル、ヘプテニル、オクテニル、デセニル、ぺンタデセニル、エイコセニル、トリコセニル等のアルケニル基;ベンジル、フェネチル、ジフェニルメチル、トリフェニルメチル、スチリル、シンナミル等のアリールアルキル基;フェニル、ナフチル等のアリール基;フェノキシ、ナフチルオキシ等のアリールオキシ基;フェニルチオ、ナフチルチオ等のアリールチオ基;ピリジル、ピリミジル、ピリダジル、ピペリジル、ピラニル、ピラゾリル、トリアジル、ピロリル、キノリル、イソキノリル、イミダゾリル、ベンゾイミダゾリル、トリアゾリル、フリル、フラニル、ベンゾフラニル、チエニル、チオフェニル、ベンゾチオフェニル、チアジアゾリル、チアゾリル、ベンゾチアゾリル、オキサゾリル、ベンゾオキサゾリル、イソチアゾリル、イソオキサゾリル、インドリル、2−ピロリジノン−1−イル、2−ピペリドン−1−イル、2,4−ジオキシイミダゾリジン−3−イル、2,4−ジオキシオキサゾリジン−3−イル等の複素環基;フッ素、塩素、臭素、ヨウ素等のハロゲン原子;アセチル、2−クロロアセチル、プロピオニル、オクタノイル、アクリロイル、メタクリロイル、フェニルカルボニル(ベンゾイル)、フタロイル、4−トリフルオロメチルベンゾイル、ピバロイル、サリチロイル、オキザロイル、ステアロイル、メトキシカルボニル、エトキシカルボニル、t−ブトキシカルボニル、n−オクタデシルオキシカルボニル、カルバモイル等のアシル基;アセチルオキシ、ベンゾイルオキシ等のアシルオキシ基;アミノ、エチルアミノ、ジメチルアミノ、ジエチルアミノ、ブチルアミノ、シクロペンチルアミノ、2−エチルヘキシルアミノ、ドデシルアミノ、アニリノ、クロロフェニルアミノ、トルイジノ、アニシジノ、N−メチル−アニリノ、ジフェニルアミノ,ナフチルアミノ、2−ピリジルアミノ、メトキシカルボニルアミノ、フェノキシカルボニルアミノ、アセチルアミノ、ベンゾイルアミノ、ホルミルアミノ、ピバロイルアミノ、ラウロイルアミノ、カルバモイルアミノ、N,N−ジメチルアミノカルボニルアミノ、N,N−ジエチルアミノカルボニルアミノ、モルホリノカルボニルアミノ、メトキシカルボニルアミノ、エトキシカルボニルアミノ、t−ブトキシカルボニルアミノ、n−オクタデシルオキシカルボニルアミノ、N−メチル−メトキシカルボニルアミノ、フェノキシカルボニルアミノ、スルファモイルアミノ、N,N−ジメチルアミノスルホニルアミノ、メチルスルホニルアミノ、ブチルスルホニルアミノ、フェニルスルホニルアミノ等の置換アミノ基;スルホンアミド基、スルホニル基、カルボキシル基、シアノ基、スルホ基、水酸基、ニトロ基、メルカプト基、イミド基、カルバモイル基、スルホンアミド基等が挙げられ、これらの基は更に置換されていてもよい。また、カルボキシル基及びスルホ基は塩を形成していてもよい。
上記金属錯体は、上記一般式(I)〜(V)のいずれかで表されるカルコン型化合物を配位子として形成したものである。該金属錯体としては、金属原子に上記一般式(I)〜(V)で表される化合物の配位部分が少なくとも一つ配位したものであって、上記一般式(I)〜(V)で表される化合物中のカルボニル基における酸素原子と環A及び/又は環Bの金属結合性原子が金属原子に結合することにより少なくとも一つのキレート構造を形成しているものを指す。また、配位子が有する2つの配位部が別の金属に結合したものでもよい。
また、上記光学記録層は、光学記録層中に上記一般式(I)〜(V)のいずれかで表されるカルコン型化合物あるいはこれらを配位子とする金属錯体を10〜100重量%含有するように形成されることが好ましく、特に50〜100質量%含有するように形成されることが好ましい。このようなカルコン型化合物あるいは金属錯体含有量の光学記録層を形成するために、本発明の光学記録材料は、本発明の上記一般式(I)〜(V)のいずれかで表されるカルコン型化合物あるいはこれらを配位子とする金属錯体を、本発明の光学記録材料に含まれる固形分基準で50〜100質量%含有するのが好ましい。
これらの各種化合物は、光学記録層中における含有量が合計で好ましくは0〜50質量%の範囲で使用される。そのためには、本発明の光学記録材料に含まれる固形分基準で0〜50質量%とするのが好ましい。
また、上記一般式(VI)で表される本発明の新規金属錯体は、光学記録材料として好ましく用いられる他、光学フィルター等にも用いられる。
下記製造例1〜10は、本発明のカルコン型化合物である化合物No.1〜No.8、No.22及びNo.30の製造例を示し、下記製造例11〜25は、該化合物No.1〜No.6を配位子とする本発明の金属錯体である化合物No.43〜No.57の製造例を示す。
また、下記実施例1〜19は、製造例1〜8で得られた化合物No.1〜No.8又は製造例14〜24で得られた化合物No.46〜No.56を含有する本発明の光学記録材料の調製並びに該光学記録材料を用いた本発明の光学記録媒体No.1〜No.19の製造例を示す。
また、下記評価例2−1〜2−9及び比較評価例2−1では、実施例9〜11,13及び15〜19で得られた光学記録媒体No.9〜11,13及び15〜19、並びに比較例1で得られた比較光学記録媒体No.1についての耐光性を、UV吸収スペクトルの最大吸収波長(λmax)における吸光度残存率の測定により評価を行った。それらの結果を〔表8〕に示す。
以下に示す合成方法1〜3を用いて、化合物No.1〜No.8、No.22及びNo.30を合成した。得られた化合物についての収率及び分析結果(λmax、融点、分解点、IR吸収スペクトル、1H−NMR)を〔表1〕〜〔表3〕に示す。
なお、〔表1〕において、分解点は10℃/分の昇温速度における示差熱分析の質量減少開始温度である。
インドレニン四級塩30mmol、ピコリン酸クロリド塩酸塩33mmol及び1,2−ジクロロエタン47gを仕込み、0℃でトリエチルアミン90mmolを滴下し、室温で17時間撹拌した。1N塩酸15mlを滴下後、水酸化カリウムの50%水溶液を塩基性になるまで加え、油層を分離した。溶媒を留去し、カラムクロマトグラフィー(シリカゲル;n−ヘキサン:酢酸エチル=3:1)により精製し、メタノールから再結晶を行い、目的物であるカルコン型化合物を得た。
インドレニンアルデヒド30mmol、メチルピリジルケトン33mmol及びエタノール47gを仕込み、0℃でトリエチルアミン90mmolを滴下し、100℃で17時間撹拌した。1N塩酸15mlを滴下後、水酸化カリウムの50%水溶液を塩基性になるまで加え、油層を分離した。溶媒を留去し、カラムクロマトグラフィー(シリカゲル;n−ヘキサン:酢酸エチル=3:1)により精製し、メタノールから再結晶を行い、目的物であるカルコン型化合物を得た。
<ステップ1>四級塩の製造
窒素置換した反応フラスコに、2−ナフチルヒドラジン0.500モル及びエタノール275gを仕込み、窒素気流下、55℃で4−フェニルブタン−2−オン0.600molを滴下した。30分撹拌した後、発熱に注意しながら硫酸0.5molを滴下して、1時間還流した。冷却後にトルエン1000g及び水1000gを加え、続いて50%水酸化ナトリウム水溶液を加えて、pHを8以上にして油水分離を行った。油層を温水500gで3回洗浄し、脱水、脱溶媒を行った。トルエン137gから再結晶を行い、乾燥を行い、粗結晶を得た。得られた粗結晶にヨウ化メチル0.200mol及びメタノール20gを加え、オートクレーブ中100℃で15時間反応させた。脱溶媒後、酢酸エチル100g/メタノール6.00gの混合溶媒から再結晶した。乾燥を行い、目的物の粗結晶をそれぞれ得た。
窒素置換した反応フラスコに、ステップ1で得られた四級塩0.02mol、ピリジン0.04mol及び酸無水物0.2molを仕込み、50℃で1〜20間撹拌した。クロロホルム20g及び水20gを加えて油水分離を行い、脱溶媒、酢酸エチル/n−ヘキサン混合溶媒から再結晶を行い、目的物であるカルコン型化合物を得た。
以下に示す合成方法を用いて、化合物No.43〜No.57を合成した。得られた化合物についての収率及び分析結果(分解点、IR吸収スペクトル、元素分析)を〔表4〕〜〔表6〕に示す。
なお、〔表4〕において、分解点は10℃/分の昇温速度における示差熱分析の質量減少開始温度である。
製造例1〜6又は製造例9で得られた化合物No.1〜No.6又はNo.22の4mmol過塩素酸金属塩の水和物又は金属塩化物4mmol及びメタノール30gを仕込み、60℃で3時間撹拌した。析出物をろ別し、メタノールで洗浄を行ない、目的物である金属錯体を得た。
上記の製造例1〜8で得たカルコン型化合物及び上記製造例14〜24で得た金属錯体それぞれを、カルコン型化合物又は金属錯体の濃度が濃度1.0質量%となるように2,2,3,3−テトラフルオロプロパノール溶液に溶解して、2,2,3,3−テトラフルオロプロパノール溶液として実施例1〜24の光学記録材料をそれぞれ得た。チタンキレート化合物(T−50:日本曹達社製)を塗布、加水分解して下地層(0.01μm)を設けた直径12cmのポリカーボネートディスク基板上に、上記の光学記録材料をスピンコーティング法にて塗布して、厚さ100nmの光学記録層を形成し光学記録媒体をそれぞれ得た。
カルコン型化合物として下記比較化合物No.1を用いた以外は上記実施例1〜19と同様にして、比較光学記録材料を調製し、該比較光学記録材料を用いて比較光学記録媒体を得た。
実施例1〜19の光学記録媒体及び比較例1の比較光学記録媒体について、UVスペクトル吸収を測定した。結果を〔表7〕に記す。なお、〔表7〕において、405nmの吸光度比は、UVスペクトルのλmaxにおける吸光度に対する相対値である。
本発明の光学記録材料により形成された光学記録層を有する光学記録材媒体では、λmaxに対する吸光度比が30〜60%であり、短波長レーザ用光ディスク等の405nmのレーザ光を用いる光学記録媒体の光学記録材料として好適であることが確認できた。
実施例9〜11,13,15〜19及び比較例1の光学記録媒体について、耐光性評価を行なった。評価は、該光学記録媒体に55000ルクスの光を照射し、100時間照射した後、照射前のUV吸収スペクトルのλmaxでの吸光度残率を測定することにより行なった。結果を〔表8〕に示す。
Claims (2)
- 下記一般式(IV)で表されるカルコン型化合物。
- 下記一般式(V)で表される化合物である請求項1に記載のカルコン型化合物。
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EP (1) | EP2033798B1 (ja) |
JP (2) | JP5102202B2 (ja) |
KR (1) | KR101308638B1 (ja) |
CN (1) | CN101421116B (ja) |
TW (1) | TWI383896B (ja) |
WO (1) | WO2007125892A1 (ja) |
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GB8321813D0 (en) * | 1983-08-12 | 1983-09-14 | Vickers Plc | Radiation sensitive compounds |
JPS60234892A (ja) | 1984-05-08 | 1985-11-21 | Tdk Corp | 光記録媒体 |
US5268478A (en) | 1990-11-30 | 1993-12-07 | Teijin Limited | Sulfur compound-coordinate bonded organic coloring matter, compositions of same, and photorecording media containing same |
JPH05305770A (ja) | 1992-04-28 | 1993-11-19 | Ricoh Co Ltd | 光情報記録媒体 |
JPH06239028A (ja) | 1993-02-17 | 1994-08-30 | Canon Inc | 光記録媒体およびその製造方法 |
JP2715243B2 (ja) | 1993-09-28 | 1998-02-18 | 株式会社ミヤマエ | 湾曲ベント管の製造装置 |
JPH09323478A (ja) | 1996-06-06 | 1997-12-16 | Tdk Corp | 光記録媒体 |
JP3922596B2 (ja) | 1996-07-31 | 2007-05-30 | 住友精化株式会社 | 置換ベンゼンジチオール金属錯体およびその製法 |
JP3485227B2 (ja) | 1996-03-21 | 2004-01-13 | 住友精化株式会社 | 置換ベンゼンジチオール金属錯体およびその製造方法 |
CA2247338C (en) | 1996-12-27 | 2001-01-30 | Tdk Corporation | Optical recording medium |
JPH11208118A (ja) | 1997-11-20 | 1999-08-03 | Taiyo Yuden Co Ltd | 光情報記録媒体 |
JP2000168237A (ja) | 1998-12-07 | 2000-06-20 | Tdk Corp | 光記録媒体 |
JP2000328039A (ja) | 1999-05-19 | 2000-11-28 | Hayashibara Biochem Lab Inc | 光吸収剤 |
JP2002206061A (ja) | 2000-07-05 | 2002-07-26 | Hayashibara Biochem Lab Inc | スチリル色素 |
JP4743994B2 (ja) | 2000-10-27 | 2011-08-10 | 株式会社林原生物化学研究所 | 耐光性改善剤 |
DE60121990T2 (de) * | 2000-12-20 | 2007-03-08 | Kyowa Hakko Chemical Co., Ltd. | Squaryliumverbindungen vom metallkomplex-typ sowie optische aufzeichnungsmedien hergestellt unter verwendung derselben |
JP2003011511A (ja) | 2001-07-03 | 2003-01-15 | Fuji Photo Film Co Ltd | 金属錯体色素を用いた光情報記録媒体、光情報記録方法 |
JP2003165272A (ja) * | 2001-11-30 | 2003-06-10 | Fuji Photo Film Co Ltd | 光情報記録媒体 |
JP4173699B2 (ja) | 2002-07-18 | 2008-10-29 | 株式会社Adeka | 光学フィルター用光吸収剤及び光学フィルター |
JP4202804B2 (ja) | 2003-04-03 | 2008-12-24 | 三井化学株式会社 | 光記録媒体およびカルコン化合物 |
JP4488762B2 (ja) * | 2003-04-04 | 2010-06-23 | 株式会社Adeka | シアニン化合物、光学フィルター及び光学記録材料 |
JP3698708B2 (ja) * | 2003-08-07 | 2005-09-21 | 旭電化工業株式会社 | シアニン化合物、光学記録材料及び光学記録媒体 |
JP4482701B2 (ja) | 2004-04-13 | 2010-06-16 | 株式会社東芝 | 追記型情報記録媒体 |
US20060019198A1 (en) * | 2004-07-26 | 2006-01-26 | Sue-Min Yeh | Optical recording materials |
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2007
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- 2007-04-24 WO PCT/JP2007/058801 patent/WO2007125892A1/ja active Application Filing
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- 2007-04-24 KR KR1020087024420A patent/KR101308638B1/ko not_active IP Right Cessation
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JP2012232599A (ja) | 2012-11-29 |
JPWO2007125892A1 (ja) | 2009-09-10 |
US20090269541A1 (en) | 2009-10-29 |
EP2033798B1 (en) | 2012-08-08 |
KR20080110784A (ko) | 2008-12-19 |
JP5102202B2 (ja) | 2012-12-19 |
EP2033798A1 (en) | 2009-03-11 |
CN101421116A (zh) | 2009-04-29 |
US8277920B2 (en) | 2012-10-02 |
KR101308638B1 (ko) | 2013-09-23 |
CN101421116B (zh) | 2011-07-20 |
WO2007125892A1 (ja) | 2007-11-08 |
EP2033798A4 (en) | 2010-11-17 |
TW200804096A (en) | 2008-01-16 |
TWI383896B (zh) | 2013-02-01 |
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