公开(公告)号：US07868190B2

公开(公告)日：2011-01-11

申请号：US12240112

申请日：2008-09-29

申请人： Venkata Rama Narayanan Ganapathy Bhotla ,  Shivappa Basappa Halligudi ,  Gurram Kishan ,  Salkod Parameshwar Mallika ,  Bhaskar Veldurthy

发明人： Venkata Rama Narayanan Ganapathy Bhotla ,  Shivappa Basappa Halligudi ,  Gurram Kishan ,  Salkod Parameshwar Mallika ,  Bhaskar Veldurthy

IPC分类号： C07D307/78

CPC分类号： C07D307/885

摘要： A method for producing a phenolphthalein compound comprises: reacting a phenolic compound of the formula: wherein R1 is a hydrogen or a C1-C12 hydrocarbyl group, with a phthalic anhydride compound of the formula: wherein R2 is a hydrogen, a C1-C12 hydrocarbyl group, or a halogen, in the presence of a heterogeneous catalyst and a promoter to form a reaction mixture comprising a phenolphthalein compound of the formula: wherein each R1 is independently a hydrogen or a C1-C12 hydrocarbyl group; and R2 is a hydrogen, a C1-C12 hydrocarbyl group, or a halogen; wherein the heterogeneous catalyst comprises, on a porous support, a calcination product of a heteropolyacid composition.

摘要翻译： 酚酞化合物的制备方法包括：使下式的酚化合物：其中R1是氢或C1-C12烃基，与下式的邻苯二甲酸酐化合物反应：其中R2是氢，C1-C12烃基 基团或卤素，在多相催化剂和促进剂的存在下形成包含下式的酚酞化合物的反应混合物：其中每个R 1独立地是氢或C 1 -C 12烃基; R2是氢，C1-C12烃基或卤素; 其中所述非均相催化剂在多孔载体上包含杂多酸组合物的煅烧产物。

公开(公告)号：US07915430B2

公开(公告)日：2011-03-29

申请号：US12239908

申请日：2008-09-29

申请人： Venkata Rama Narayanan Ganapathy Bhotla ,  Shivappa Basappa Halligudi ,  Gurram Kishan ,  Salkod Parameshwar Mallika ,  Bhaskar Veldurthy

发明人： Venkata Rama Narayanan Ganapathy Bhotla ,  Shivappa Basappa Halligudi ,  Gurram Kishan ,  Salkod Parameshwar Mallika ,  Bhaskar Veldurthy

IPC分类号： C07D209/48 ,  C07D307/20

CPC分类号： C07D307/885

摘要： A method of producing a phenolphthalein comprises reacting a phenolic compound of the formula: wherein R1 is a hydrogen or a C1-C12 hydrocarbyl group, with a phthalic anhydride compound of the formula: wherein R2 is a hydrogen, a C1-C12 hydrocarbyl group, or a halogen, in the presence of a heterogeneous catalyst and a promoter to form a reaction mixture comprising a phenolphthalein compound of the formula: wherein each R1 is independently a hydrogen or a C1-C12 hydrocarbyl group, and R2 is a hydrogen, a C1-C12 hydrocarbyl group, or a halogen; wherein the heterogeneous catalyst comprises a metal oxide composition in combination with a porous support, wherein the metal is molybdenum, tungsten, or a combination comprising at least one of the foregoing metals.

摘要翻译： 一种生产酚酞的方法包括使下式的酚化合物：其中R1是氢或C1-C12烃基，与下式的邻苯二甲酸酐化合物反应：其中R2是氢，C1-C12烃基， 或卤素，在非均相催化剂和促进剂的存在下，形成包含下式的酚酞化合物的反应混合物：其中每个R 1独立地是氢或C 1 -C 12烃基，并且R 2是氢，C 1 -C12烃基或卤素; 其中所述非均相催化剂包括与多孔载体组合的金属氧化物组合物，其中所述金属是钼，钨或包含至少一种前述金属的组合。