手性二胺修饰的Ru-TPP/γ-Al2O3催化苄叉丙酮不对称加氢反应
在温和条件下制备了三苯基膦(TPP)作保护剂的负载钌催化剂Ru-TPP/γ-Al2O3,以(1S,2S)-1,2-二苯基乙二胺,(S)-1,1-二(对甲氧苯基)-2异丙基乙二胺,(8S,9S)-9氨基(9-脱氧)二氢辛可尼定和(1S,2S)-环己二胺为手性修饰剂,考察了Ru-TPP/γ-Al2O3在苄叉丙酮不对称加氢反应中的催化性能.结果表明,以(1S,2S)-1,2-二苯基乙二胺作为修饰剂时,催化剂具有较高的活性和选择性.在有K2CO3存在的异丙醇和水的混合溶液中,在氢气压力4MPa,40℃和8h的条件下,苄叉丙酮的转化率达到了99%,对羰基加氢的选择性大于98%,不饱和醇的光学纯度ee值为...
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Published in | Chinese journal of catalysis Vol. 28; no. 12; pp. 1057 - 1061 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
四川大学化学学院有机金属络合催化研究所,绿色化学与技术教育部重点实验室,四川成都,610064
2007
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Subjects | |
Online Access | Get full text |
ISSN | 0253-9837 1872-2067 |
DOI | 10.3321/j.issn:0253-9837.2007.12.009 |
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Abstract | 在温和条件下制备了三苯基膦(TPP)作保护剂的负载钌催化剂Ru-TPP/γ-Al2O3,以(1S,2S)-1,2-二苯基乙二胺,(S)-1,1-二(对甲氧苯基)-2异丙基乙二胺,(8S,9S)-9氨基(9-脱氧)二氢辛可尼定和(1S,2S)-环己二胺为手性修饰剂,考察了Ru-TPP/γ-Al2O3在苄叉丙酮不对称加氢反应中的催化性能.结果表明,以(1S,2S)-1,2-二苯基乙二胺作为修饰剂时,催化剂具有较高的活性和选择性.在有K2CO3存在的异丙醇和水的混合溶液中,在氢气压力4MPa,40℃和8h的条件下,苄叉丙酮的转化率达到了99%,对羰基加氢的选择性大于98%,不饱和醇的光学纯度ee值为47%. |
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AbstractList | O643; 在温和条件下制备了三苯基膦(TPP)作保护剂的负载钌催化剂Ru-TPP/γ-Al2O3,以(1S,2S)-1,2-二苯基乙二胺,(S)-1,1-二(对甲氧苯基)-2-异丙基乙二胺,(8S,9S)-9-氨基(9-脱氧)二氢辛可尼定和(1S,2S)-环己二胺为手性修饰剂,考察了Ru-TPP/γ-Al2O3在苄叉丙酮不对称加氢反应中的催化性能.结果表明,以(1S,2S)-1,2-二苯基乙二胺作为修饰剂时,催化剂具有较高的活性和选择性在有K2CO3存在的异丙醇和水的混合溶液中,在氢气压力4 MPa,40℃和8 h的条件下,苄叉丙酮的转化率达到了99%,对羰基加氧的选择性大于98%,不饱和醇的光学纯度ee值为47%. 在温和条件下制备了三苯基膦(TPP)作保护剂的负载钌催化剂Ru-TPP/γ-Al2O3,以(1S,2S)-1,2-二苯基乙二胺,(S)-1,1-二(对甲氧苯基)-2异丙基乙二胺,(8S,9S)-9氨基(9-脱氧)二氢辛可尼定和(1S,2S)-环己二胺为手性修饰剂,考察了Ru-TPP/γ-Al2O3在苄叉丙酮不对称加氢反应中的催化性能.结果表明,以(1S,2S)-1,2-二苯基乙二胺作为修饰剂时,催化剂具有较高的活性和选择性.在有K2CO3存在的异丙醇和水的混合溶液中,在氢气压力4MPa,40℃和8h的条件下,苄叉丙酮的转化率达到了99%,对羰基加氢的选择性大于98%,不饱和醇的光学纯度ee值为47%. |
Author | 明方永 王金波 付海燕 陈骏 陈华 李贤均 |
AuthorAffiliation | 四川大学化学学院有机金属络合催化研究所,绿色化学与技术教育部重点实验室,四川成都610064 |
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Author_FL | FU Haiyan LI Xianjun CHEN Jun CHEN Hua WANG Jinbo MING Fangyong |
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DocumentTitleAlternate | Asymmetric Hydrogenation of Benzalacetone Catalyzed by Chiral Diamine-Modified Ru-TPP/γ-Al2O3 |
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Publisher | 四川大学化学学院有机金属络合催化研究所,绿色化学与技术教育部重点实验室,四川成都,610064 |
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SubjectTerms | 不对称加氢 不饱和醇 于性二胺 苄叉丙酮 负载钌催化剂 |
Title | 手性二胺修饰的Ru-TPP/γ-Al2O3催化苄叉丙酮不对称加氢反应 |
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