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    • 3. 发明授权
    • Triazinylaminostilbene derivative as fluorescent whitening agents
    • 三嗪基氨基芪衍生物作为荧光增白剂
    • US06723846B1
    • 2004-04-20
    • US10070525
    • 2002-03-06
    • Georges MetzgerSerge HaugerFabienne CuestaChristophe BulliardPeter RohringerMarc Roger Grienenberger
    • Georges MetzgerSerge HaugerFabienne CuestaChristophe BulliardPeter RohringerMarc Roger Grienenberger
    • C07D25168
    • C07D251/68Y10S8/919
    • The present invention relates to compounds having formula (1): wherein each R1 represents, independently, a linear C1-C4-alkylene residue which is unsubstituted or substituted by hydroxy, C1-C4-alkyl, C1-C4-alkoxy, C1-C4-hydroxy- or alkoxy-alkoxy, —OCOM, —OCOC1-C4-alkyl, or an amino acid residue from which a hydrogen atom on the amino group has been removed; each R2 represents, independently, a linear C1-C4-alkylene residue which is unsubstituted or substituted by hydroxy, C1-C4-alkyl, C1-C4-alkoxy, C1-C4-hydroxy- or alkoxy-alkoxy, —OCOM, —OCOC1-C4-alkyl, —CO2M, CO2C1-C4-alkyl SO3M or phenoxy which is unsubstituted or substituted by halogen, C1-C4-alkyl or C1-C4-alkoxy, —CO2M or CO2C1-C4-alkyl, NH3 or mono- or disubstituted amino; or phenyl which is unsubstituted or substituted by 1 to 3 SO3M, SO2NHC1-C4-alkyl, —SO2NH2, —CO2M, —CO2M, —CO2C1-C4-alkyl, —CONH2, —CONHC1-C4-alkyl, —NHCOC1-C4-alkyl or mono- or disubstituted amino groups; each R3 represents independently, hydrogen, C1-C4-alkyl, halogen, cyano, SO3M, —SO2NH2, SO2NHC1-C4-alkyl, —CO2M, —CO2C1-C4-alkyl, —CONH2, —CONHC1-C4-alkyl, or —NHCOC1-C4-alkyl; M is hydrogen, an alkali metal atom, ammonium or a cation formed from an amine and m is an integer of 1 to 3, a process for their preparation and use of the compounds as optical brightening agents for synthetic or natural organic materials or for removing stain in photographic materials.
    • 本发明涉及具有式(1)的化合物:其中每个R 1独立地表示未被取代或被羟基,C 1 -C 4烷基,C 1 -C 4烷氧基,C 1 -C 4烷基取代的直链C 1 -C 4亚烷基 - 羟基 - 或烷氧基 - 烷氧基,-OCOM,-OCOC1-C4-烷基或氨基上氨基的氢原子被除去的氨基酸残基; 每个R 2独立地表示未被取代或被羟基,C 1 -C 4 - 烷基,C 1 -C 4 - 烷氧基,C 1 -C 4 - 羟基 - 或烷氧基 - 烷氧基取代的直链C 1 -C 4 - 亚烷基残基,-OCOM,-OCOC 1 -C 1-4烷基,-CO 2 M,CO 2 C 1 -C 4 - 烷基SO 3 M或苯氧基,其未被取代或被卤素,C 1 -C 4 - 烷基或C 1 -C 4 - 烷氧基,-CO 2 M或CO 2 C 1 -C 4烷基,NH 3或单 - 或 二取代氨基; 或未被取代或被1至3个SO 3 M,SO 2 NHC 1 -C 4烷基,-SO 2 NH 2,-CO 2 M,-CO 2 M,-CO 2 C 1 -C 4 - 烷基,-CONH 2,-CONHC 1 -C 4烷基,-NHCOC 1 -C 4 - 烷基或单或二取代的氨基; 每个R 3独立地表示氢,C 1 -C 4 - 烷基,卤素,氰基,SO 3 M,-SO 2 NH 2,SO 2 NHC 1 -C 4烷基,-CO 2 M,
    • 4. 发明授权
    • Process for the production of benzoxazinones
    • 生产苯并恶嗪酮的方法
    • US6040443A
    • 2000-03-21
    • US119300
    • 1998-07-20
    • Georges MetzgerDieter ReinehrSerge Hauger
    • Georges MetzgerDieter ReinehrSerge Hauger
    • C07D265/22C07D265/02
    • C07D265/22
    • There is described a process for the production of a 1,3-benzoxazin-4-one having the formula: ##STR1## in which R.sub.1 and R.sub.2, independently, are hydrogen, cyano, halogen, nitro, C.sub.1 -C.sub.20 alkyl, O--C.sub.1 -C.sub.20 alkyl, phenyl, NH--CO--C.sub.1 -C.sub.20 alkyl, N(R.sub.3).sub.2, SO.sub.2 N(R.sub.3).sub.2, COOR.sub.3 or CON(R.sub.3).sub.2 in which R.sub.3 is hydrogen, cyano, halogen, nitro, C.sub.1 -C.sub.20 alkyl, O--C.sub.1 -C.sub.20 alkyl, phenyl or NH--CO--C.sub.1 -C.sub.20 alkyl, comprising reacting, at elevated temperature, 1 molar equivalent of an o-hydroxybenzamide of formula: ##STR2## in which R.sub.1 has its previous significance, with 2 to 6 molar equivalents of a benzoyl chloride of formula: ##STR3## in which R.sub.2 has its previous significance. The 1,3-benzoxazin-4-ones having the formula (1) so obtained are important intermediates for the production of triazine compounds having excellent absorption spectrum characteristics and good resistance to exposure to UV light.
    • 描述了制备具有下式的1,3-苯并恶嗪-4-酮的方法:其中R 1和R 2独立地是氢,氰基,卤素,硝基,C 1 -C 20烷基,O-C 1 -C 20烷基, 苯基,NH-CO-C 1 -C 20烷基,N(R 3)2,SO 2 N(R 3)2,COOR 3或CON(R 3)2,其中R 3是氢,氰基,卤素,硝基,C 1 -C 20烷基,O-C 1 -C 20烷基 苯基或NH-CO-C 1 -C 20烷基,其包括在升高的温度下,将1摩尔当量的具有其先前意义的式的邻羟基苯甲酰胺与2至6摩尔当量的下式的苯甲酰氯反应: 其中R2具有以前的意义。 具有式(1)的1,3-苯并恶嗪-4-酮是制备具有优异的吸收光谱特性和良好的耐紫外线性的三嗪化合物的重要中间体。