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Fakley Martin Edward, Lindsay Robert Joseph: Process for the isolation of dihydroxyacetone.. Ici, November 19, 1987: EP0245976-A1 (5 worldwide citation)

A process of isolating dihydroxyacetone which is a useful intermediate in organic chemistry as well as being a sun-tanning agent. The process comprises passing a reaction mixture containing dihydroxyacetone in an organic solvent through at least one thin film evaporator to distil dihydroxyacetone se ...


52
Leimgruber Willy, Wick Alexander E: (dimethylamino) Methane. Hoffmann La Roche, April 10, 1973: US3726924 (5 worldwide citation)

A method for the methylenation of catechols via the reaction of catechols with methylene chloride in the presence of selected strong bases is described. This process has wide applicability in the field of synthetic organic chemistry, especially in natural product syntheses.


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Whiteford Jeffrey A, Freeman William, Kriesel Joshua: Bridged macrocyclic module compositions. Covalent Partners, Whiteford Jeffrey A, Freeman William, Kriesel Joshua, April 7, 2005: WO/2005/030711 (5 worldwide citation)

This invention is related to the fields of organic chemistry and nanotechnology. In particular, it relates to materials and methods for the preparation of organic synthons and bridged macrocyclic module compounds. The bridged macrocyclic module compounds may be used to prepare macrocyclic compositio ...


55
Jiang Biao, Li Qing, Li Dandan, Wang Wanjun: Molecular sieve based catalysts, preparation method and application thereof in crylic acid preparation by lactic acid dehydration. Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Wu Shenzhong, December 16, 2009: CN200910054519 (5 worldwide citation)

The invention discloses a molecular sieve based catalyst, a preparation method and an application thereof in crylic acid preparation by lactic acid dehydration. The method comprises the following steps: processing the ZSM-5 molecular sieve in aqueous alkali, or adopting an impregnation method to sup ...


56
HOWBERT J JEFFRY: Methods of synthesis of benzazepine derivatives. VENTIRX PHARMACEUTICALS, Elrifi Ivor R, May 14, 2010: WO/2010/054215 (5 worldwide citation)

The disclosure describes method of synthesis of substituted benzazepine derivatives. Preferred methods according to the disclosure allow for large-scale preparation of benzazepine compounds having low levels of metal impurities. In some embodiments, preferred methods according to the disclosure also ...


57
Jordan J N Tang, Arun K Ghosh: Inhibitors of Memapsin 2 and use thereof. The Board of Trustees of the University of Illinois, Oklahoma Medical Research Foundation, Morrison & Foerster, March 16, 2010: US07678760 (4 worldwide citation)

Methods for the production of purified, catalytically active, recombinant memapsin 2 have been developed. The substrate and subsite specificity of the catalytically active enzyme have been determined. The substrate and subsite specificity information was used to design substrate analogs of the natur ...


58
Jeffery A Whiteford, William Freeman, Joshua W Kriesel: Bridged macrocyclic module compositions. May 22, 2012: US08182695 (4 worldwide citation)

This invention is related to the fields of organic chemistry and nanotechnology. In particular, it relates to materials and methods for the preparation of organic synthons and bridged macrocyclic module compounds. The bridged macrocyclic module compounds may be used to prepare macrocyclic compositio ...


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Bryant Henry Uhlman, Crowell Thomas Alan, Jones Charles David: Naphthalene compounds, intermediates, formulations, and methods. Lilly Co Eli, March 4, 1998: EP0826670-A1 (4 worldwide citation)

This invention relates to the field of pharmaceutical and organic chemistry and provides naphthalene compounds, intermediates, formulations, and methods. The naphthalene compounds have the formula: wherein R is -H, -OH, -O(C1-C4 alkyl), -OCO(C1-C6 alkyl), -O-CO-O(C1-C6 alkyl), -O-CO-Ar, -OSO2(C2-C6 ...



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