摘要:
The present invention refers to processes for catalytic reversible alkene-nitrile interconversion through controllable HCN-free transfer hydrocyanation.
摘要:
The present invention relates to nordihydroguaiaretic acid derivative compounds, namely, butane bridge modified nordihydroguaiaretic acid (NDGA) compounds and butane bridge modified tetra-O-substituted NDGA compounds, pharmaceutical compositions containing them, methods of making them, and methods of using them and kits including them for the treatment of diseases and disorders, in particular, diseases resulting from or associated with a virus infection, such as HIV infection, HPV infection, or HSV infection, an inflammatory disease, such as various types of arthritis and inflammatory bowel diseases, metabolic diseases, such as diabetes and hypertension, or a proliferative disease, such as diverse types of cancers.
摘要:
The present invention relates to nordihydroguaiaretic acid derivative compounds, namely, butane bridge modified nordihydroguaiaretic acid (NDGA) compounds and butane bridge modified tetra-O-substituted NDGA compounds, pharmaceutical compositions containing them, methods of making them, and methods of using them and kits including them for the treatment of diseases and disorders, in particular, diseases resulting from or associated with a virus infection, such as HIV infection, HPV infection, or HSV infection, an inflammatory disease, such as various types of arthritis and inflammatory bowel diseases, metabolic diseases, such as diabetes and hypertension, or a proliferative disease, such as diverse types of cancers.
摘要:
The present invention concerns the use as perfuming ingredient, for instance to impart odor notes of the floral and/or green type, of a compound of formula 5 wherein R is an ortho, meta or para substituent of the phenyl, and represents a hydrogen atom or a C 1-2 alkyl or alkoxyl group; R 1 represents a hydrogen atom or a methyl or ethyl group; 10 R 2 represents a hydrogen atom or a C 1-3 alkyl group; and X represents a CHO, COOR 3, CH(OR 4) 2 or CN group, R 3 being a methyl or ethyl group, and R 4, taken seperately, being a methyl or ethyl group, or said R 4, taken together, a C 2-5 alkanediyl group; and at least one of said R, R 1 or R 2 represents a group containing at least one carbon atom.
摘要翻译:本发明涉及作为加香成分的用途,例如赋予花香和/或绿色类型的气味,式5的化合物,其中R是苯基的邻位,间位或对位取代基,代表氢原子 或C 1-2烷基或烷氧基; R 1表示氢原子或甲基或乙基; 10 R 2表示氢原子或C 1-3烷基; 并且X表示CHO,COOR 3,CH(OR 4)2或CN基团,R 3为甲基或乙基,R 4分别为甲基或乙基,或所述R 4一起, C 2-5烷二基; 并且所述R,R 1或R 2中的至少一个表示含有至少一个碳原子的基团。
摘要:
The present invention concerns substituted benzylic nitriles substituted with lower linear alkyl or alkylene groups. These compounds are useful perfuming ingredients, and can impart odor notes of the floral-green type. The invention concerns also the perfuming compositions or perfumed articles associated with the compound.
摘要:
A method is provided for producing a specific crosscoupling compound and a specific catalyst for producing the compound. The method includes reacting in the presence of a base and a nickel compound catalyst organic halide of the formula n′(R1X1n), wherein R1 is a hydrocarbon group and the α and β carbons to X′ are sp3 carbon atoms; X1 is a chlorine, bromine, or iodine atoms, and n and n1 are 1 or 2 but not both 2, with a compound having the formula m{R2(BX22)n′} where an R2 is an aryl, heteroaryl, or alkenyl group, and n′ is 1 or 2, X2 is independently a hydroxyl group, an alkoxy or arylalkoxy group or X22 together form an alkylenedioxy or arylenedioxy group, and m represents 1 or 2 but m≦n, and the boron atom is bonded to a sp2 carbon atom of R2 group or a boronic acid trimer anhydride.
摘要:
One aspect of the present invention relates to novel ligands for transition metals. A second aspect of the present invention relates to the use of catalysts comprising these ligands in transition metal-eatalyzed carbon-heteroatom and carbon-carbon bond-forming reactions. The subject methods provide improvements in many features of the transition metal-catalyzed reactions, including the range of suitable substrates, reaction conditions, and efficiency.
摘要:
One aspect of the present invention relates to novel ligands for transition metals. A second aspect of the present invention relates to the use of catalysts comprising these ligands in transition metal-catalyzed carbon-heteroatom and carbon-carbon bond-forming reactions. The subject methods provide improvements in many features of the transition metal-catalyzed reactions, including the range of suitable substrates, reaction conditions, and efficiency.
摘要:
One aspect of the present invention relates to methods for the transition-metal-catalyzed asymmetric 1,4-addition of a nucleophile, e.g., hydride, to cyclic and acyclic enoates and enones. In certain embodiments of the methods of the present invention, the transition metal catalyst consists essentially of copper and an asymmetric bidentate bisphosphine ligand.
摘要:
A nitrile compound is prepared by treating a solid supported amide to dehydrate it and cleave it from the support in one operation. The preparation involves acetylation of the amide compound in the presence of a base at a temperature of less than 100° C.