专利号:US-8110691-B2 优先权日:2006-06-14 标题 :Industrial process for the synthesis of 17α-acetoxy-11β-[4-(N,N-dimethyl-amino)-phenyl]-19-norpregna-4,9-diene-3,20-dione and new intermediates of the process 发明人:DANCSI LAJOSNE; VISKY GYOERGY; TUBA ZOLTAN; CSOERGEI JANOS; MOLNAR CSABA; MAGYARI ENDRENE 权利人:DANCSI LAJOSNE; VISKY GYOERGY; TUBA ZOLTAN; CSOERGEI JANOS; MOLNAR CSABA; MAGYARI ENDRENE; RICHTER GEDEON NYRT 摘要:A new industrial process for the synthesis of solvate-free 17α-acetoxy-11β-[4-(N,N-dimethyl-amino)-phenyl]-19-norpregna-4,9-diene-3,20-dione [CDB-2914] of formula (I) which is a strong antiprogestogene and antiglucocorticoid agent. The invention also relates to compounds of formula (VII) and (VIII) used as intermediates in the process.
专利号:US-9676814-B2 优先权日:2013-10-01 标题:Industrial process for the synthesis of ulipristal acetate and its 4′-acetyl analogue 发明人:Mahó Sándor; SÃ?NTA CSABA; Csörgei János; Horváth János; ARANYI ANTAL; BÉNI ZOLTÃ?N 权利人:RICHTER GEDEON NYRT 摘要:The present invention relates to a new process for the synthesis of compounds of formula (I) (wherein the meaning of R is dimethylamino or acetyl group) using the compound of formula (II) (wherein the meaning of R is dimethylamino or 2-methyl-1,3-dioxolan-2-yl group) as starting material, as well as to the intermediate of the process.
专利号:US-2024010511-A1 优先权日:2019-05-02 标 题 :Methods and compositions for synthesis of phosphor and its incorporation in a polymer matrix for light conversion 发明人:SAHI SUNIL 权利人:SOLGO INC; SOLGRO INC 摘要:The invention relates to methods and compositions for synthesizing a phosphor and preparing a surface-modified phosphor comprising a phosphor, a silica, and a silane, and articles comprising same. The invention also relates to a method of dispersion of the disclosed surface-modified phosphor with a blue emitting agent in a polymer matrix and uses thereof.
专利号:US-5075477-A 优先权日:1991-01-22 标题:Direct synthesis of methylchlorosilaakanes 发明人:JUNG IL NAM; LEE GYU-HWAN; YEON SEUNG HO; SUK MI-YEON 权利人:KOREA INST SCI & TECH 摘要:A novel and improved method for simultaneously producing 2,4,6-trisilaheptane of the following formula (I) and 1,3-disilabutane of the following formula (II), which are the starting material essential for forming silicon polymers: wherein, R is methyl group or chloro group. ##STR1## The method is characterized by reacting silicon and chloromethylsilanes of the following formula (III) at 250° C.-350° C. and in the presence of copper as a catalyst, exclusively or together with cadmium powder as a co-catalyst. ##STR2##
专利号:US-5538618-A 优先权日:1993-06-17 标 题:Process for the electrochemical synthesis of organosilicon compounds, and an appliance for carrying out the process, and use thereof for preparing organosilicon compounds 发明人:HENGGE EDWIN; JAMMEGG CHRISTA; KALCHAUER WILFRIED 权利人:WACKER CHEMIE GMBH 摘要:A process is described for the electrochemical preparation of organosilicon compounds having at least one SiC-bound organic radical, a solution which contains at least one halosilane being subjected to an electrochemical reaction, an anode which contains a noble metal or an alloy consisting essentially of one or more noble metals having a halogen scavenger flowing around said anode.
专利号:US-2009187032-A1 优先权日:2006-06-14 标 题 :INDUSTRIAL PROCESS FOR THE SYNTHESIS OF 17alpha-ACETOXY-11beta-[4-(N,N-DIMETHYL-AMINO)-PHENYL]-19-NORPREGNA-4,9-DIENE-3,20-DIONE AND NEW INTERMEDIATES OF THE PROCESS
摘要:Hardman-Baldwin, A. M.; Mattson, A. E., Science of Synthesis Knowledge Updates, (2017) 1, 214. 摘要:Hlina, J. A., Science of Synthesis Knowledge Updates, (2021) 1, 115.