CAS: 889443-69-0; (S)-1-(3-Methoxyphenyl)-N,N-Dimethylethanamine

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CAS号123441-03-2 利凡斯的明 | CAS号139306-10-8 3-(1-(S)-(N,N-二... | CAS号1053241-01-2 (S)-N,N-dimethy... | CAS号7650-79-5 sec-butyldiphen...

📜3-甲氧基苯乙酮置于(1R,2R)-1,2-二苯基乙二胺,Potassium Tert-Butylate,氢气,Chloro(P-Cymene)(R)-(4,4',6,6'-Tetramethoxybiphenyl-2,2'-Diyl)Bis(Bis(3,5-Dimethylphenyl)-Phosphine)Ruthenium(II) Chloride,甲基磺酰氯,三乙胺体系中,用 四氢呋喃,异丙醇 作为反应溶剂,20.0 °C,413.7 Kpa 条件下,反应 51.0H,反应生成 (Alphas)-3-甲氧基-N,N,Alpha-三甲基苯甲胺
参考文献:联芳基二膦配体及其钌配合物:酮的催化氢化制备及用途
标题:联芳基二膦配体及其钌配合物:酮的催化氢化制备及用途
摘要:摘要制备亲核二膦配体(R)-(4,4',6,6'-四甲氧基联苯-2,2'-二基)双(二苯基膦)((R)-Ph-Garphos,2A)和描述了(S)-(4,4',6,6'-四甲氧基联苯-2,2'-二基)双(二苯基膦)((S)-Ph-Garphos,2B).配体用于制备钌(II)ph-Garphos配合物,氯(对-异丙基)(R)-(4,4',6,6'-四甲氧基联苯-2,2'-二基)双(二苯基膦)氯化钌(II)([rucl(p-Cymene)(R)-Ph-Garphos] Cl(3))和氯(p-Cymene)(S)-(4,4',6,6'-四甲氧基联苯-2,2'-二基)双(二苯基膦)氯化钌(II)([rucl(对-Cymene)(S)-Ph-Garphos] Cl(4)).在手性二胺共配体的存在下(1R,2R)-1,2-二苯乙烷-1,2-二胺(r,R-Dpen)和(1S,2S)-1,2-二苯乙烷-1
DOI:10.1016/j.Ica.2020.119850

专利信息

专利号:US-10882819-B2
优先权日:2018-09-26
标 题 :Synthesis of novel intermediate(s) for preparing rivastigmine
发明人：YADAV JHILLU SINGH; EPPA GYANCHANDER; VACHHARAJANI PRANAV RAMESHBHAI; VEKARIYA NUTAN BHARATBHAI; BHAVSAR CHETAN UMESHBHAI; MODI RAJIV INDRAVADAN; KHAMAR BAKULESH MAFATLAL
权利人:CADILA PHARMACEUTICALS LTD; CADILA CORP CAMPUS
摘要:The present invention relates to novel intermediate(s), which are useful for the preparation of Rivastigmine compound of formula (I) and its pharmaceutically acceptable salts. The present invention further relates to the processes for the preparation of such novel intermediate(s) and preparation of Rivastigmine using such novel intermediate(s).

专利号:US-2020095195-A1
优先权日:2018-09-26
标 题:Synthesis of novel intermediate(s) for preparing rivastigmine

专利号:CN-101134738-A
优先权日:2007-09-29
标题:Asymmetric synthesis method of (S)-rivastigmine