CN112010822B - 一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法 - Google Patents

一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法 Download PDF

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CN112010822B
CN112010822B CN202010811433.0A CN202010811433A CN112010822B CN 112010822 B CN112010822 B CN 112010822B CN 202010811433 A CN202010811433 A CN 202010811433A CN 112010822 B CN112010822 B CN 112010822B
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潘玉鹏
邢祥友
尤义鹏
金明宇
陶冠宇
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Abstract

本发明涉及一种一锅法制备手性γ‑氨基醇与手性α‑烯丙醇的方法。上述方法包括如下步骤:在惰性气体保护下,将消旋α‑烯丙醇类化合物、胺类化合物、手性钌络合物及碱性试剂在有机溶剂中反应,反应结束后分离纯化,制备手性γ‑氨基醇和手性α‑烯丙醇,手性钌络合物选自
Figure DDA0002631102090000011
中的一种,上述手性化合物的制备方法通过一锅法反应同时得到了手性γ‑氨基醇和手性α‑烯丙醇两种用途广泛的手性化合物,反应简单,原子经济性高,副产物少,符合绿色化学的要求。

Description

一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法
技术领域
本发明涉及有机合成领域,特别是涉及一种一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法。
背景技术
手性γ-氨基醇作为一种重要的氨基醇化合物,广泛存在于药物、农药、有机合成砌块、天然产物和具有生物活性的化合物中。目前已被临床大量使用的西汀类抗抑郁药及其他药物的关键中间体,如(S)-度洛西汀、(R)-阿托莫西汀和(R)-氟西汀等均存在手性γ-氨基醇结构单元。此外研究证明,手性γ-氨基醇及其衍生物在其它生物体代谢转化过程中,也具有十分重要的生物生理活性。此外,手性氨基醇还可以作为一类重要的手性配体,用于催化不对称催化环氧化、不对称Diels-Alders反应(狄尔斯-阿尔德反应)等,因此获得高对映选择性的手性γ-氨基醇具有非常重要的研究意义与市场价值。
传统的化学合成方法通常是利用手性化合物制备手性γ-氨基醇,并对其进行修饰以满足N原子取代多样性的要求。在制备过程中通常需要额外的高压氢气或者其他氢源,大大提高了设备成本,并且原子经济性不高。
手性烯丙醇化合物是非常重要的药物中间体,被广泛地用于生物活性的抗生素和生物碱性试剂等的合成,同时它还可以广泛地用作合成砌块,例如基于手性烯丙醇的光学纯羟基四氢吡喃类化合物是许多天然产物如海兔毒素、阿维菌素,拉春库林等的组成部分,并对这些天然产物的活性起着重要的作用。
目前手性烯丙醇化合物的合成主要分为化学不对称催化合成与酶法拆分两类。而对于化学不对称催化合成通常由醛与手性助剂立体选择性合成,需要昂贵的金属与手性助剂的参与,具有比较大的局限性。而利用酶来制备手性烯丙醇化合物虽然活性较高、立体专一选择性较强,但通常底物范围受所用的酶限制较大,底物的普适性较低。
发明内容
基于此,有必要提供一种一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,该方法无需额外加入氢源,原子利用率高,且能够同时合成手性γ-氨基醇和手性α-烯丙醇两种手性化合物。
一种一锅法制备手性γ-氨基醇与手性α-烯丙醇方法,包括如下步骤:在惰性气体保护下,将消旋α-烯丙醇类化合物、胺类化合物、手性钌络合物及碱性试剂在有机溶剂中反应,反应结束后分离纯化,制备手性γ-氨基醇和手性α-烯丙醇;所述消旋α-烯丙醇类化合物的结构式为
Figure BDA0002631102070000011
所述胺类化合物的结构式为
Figure BDA0002631102070000012
且在所述胺类化合物中,R1和R2成环或不成环,所述手性钌络合物选自
Figure BDA0002631102070000013
Figure BDA0002631102070000014
Figure BDA0002631102070000015
中的一种,所述手性γ-氨基醇的结构式为
Figure BDA0002631102070000021
所述手性α-烯丙醇的结构式为
Figure BDA0002631102070000022
且所述手性γ-氨基醇和所述手性α-烯丙醇的构型相反,所述消旋α-烯丙醇类化合物、所述手性γ-氨基醇和所述手性α-烯丙醇中R相同且均选自芳基、取代芳基、杂环芳基、取代杂环芳基、烷基及环状烷烃基中的一种。
在其中一个实施例中,R选自C1~C6烷基、C4~C7环烷基、苯基、萘基、噻吩基、呋喃基、吡咯基、吡啶基、吲哚基、哌嗪基、喹啉基、苯并呋喃基、苯并噻吩基、取代的苯基、取代的杂环芳基、取代的C1~C6烷基及取代的C4~C7环烷基中的一种。
在其中一个实施例中,所述胺类化合物为环状胺时,R1代表吗啉基、硫代吗啉基、哌嗪基、哌嗪基衍生物、吡咯基、吡啶基、吲哚基、苯并噻吩基、哌嗪基、脯氨酸酯基、四氢异喹啉基、诺氟沙星、沃替西汀及阿莫沙平的一种,此时无R2取代基。
在其中一个实施例中,所述胺类化合物为脂肪胺时,R1代表C1~C4烷基、苯基、苄基、取代的C1~C4烷基取代苯基及C1~C4烷氧基取代苯基中的任意一种,此时R2代表卤素、C1~C4烷基、C1~C4烷氧基、乙酰基及卤代苯基中任意一种取代基。
在其中一个实施例中,所述胺类化合物与所述消旋α-烯丙醇类化合物的摩尔比为(1.5~3):1。
在其中一个实施例中,所述手性钌络合物与所述消旋α-烯丙醇类化合物的摩尔比为(0.05~0.25):100。
在其中一个实施例中,所述反应的时间为6小时~12小时;及/或,所述反应的温度为20℃~30℃。
在其中一个实施例中,所述分离纯化的步骤包括:除去所述有机溶剂,然后以乙酸乙酯和石油醚的混合溶剂为淋洗剂进行柱层析分离。
在其中一个实施例中,所述碱性试剂与所述消旋α-烯丙醇类化合物的摩尔比为(15~30):100。
在其中一个实施例中,所述碱性试剂为叔丁醇钾、氢氧化钾及氢氧化钠中的至少一种。
在其中一个实施例中,所述有机溶剂为四氢呋喃、甲苯或者体积比为1:1~1:3的甲苯与异丙醇的混合溶剂。
上述手性化合物的制备方法中消旋α-烯丙醇类化合物和胺类化合物在特定的手性钌络合物、碱性试剂的作用下,发生不对称借氢反应,得到手性γ-氨基醇,反应中无需加入额外的氢源,原子利用率高,且所制备的手性γ-氨基醇的收率高、立体选择性高。另外,在手性钌络合物的作用下,还发生了动力学拆分反应,在得到手性γ-氨基醇的同时,还回收了手性α-烯丙醇。手性α-烯丙醇与手性γ-氨基醇的立体构型相反。因此,上述手性化合物的制备方法通过一锅法反应同时得到了手性γ-氨基醇和手性α-烯丙醇两种用途广泛的手性化合物,反应简单,原子经济性高,副产物少,符合绿色化学的要求。
附图说明
图1为实施例1中所用到的手性钌络合物的结构解析图;
图2为实施例1制备得到的(R)-γ-氨基醇化合物的结构解析图;
图3为实施例4制备得到的(S)-α-烯丙醇化合物的结构解析图。
具体实施方式
为了便于理解本发明,下面将结合具体实施方式对本发明进行更全面的描述。具体实施方式中给出了本发明的较佳的实施例。但是,本发明可以以许多不同的形式来实现,并不限于本文所描述的实施例。相反地,提供这些实施例的目的是使对本发明的公开内容的理解更加透彻全面。
除非另有定义,本文所使用的所有的技术和科学术语与属于本发明的技术领域的技术人员通常理解的含义相同。本文中在本发明的说明书中所使用的术语只是为了描述具体地实施例的目的,不是旨在于限制本发明。
需要说明的是,在本文中,Me表示甲基,tBu表示叔丁基,Ph表示苯基。
本发明所要解决的技术问题在于提供一种反应体系简单、操作简单、合成路线短、过程经济高效、立体选择性好同时制备手性γ-氨基醇及手性α-烯丙醇的方法。
具体地,一实施方式的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,包括以下步骤:在惰性气体保护下,将消旋α-烯丙醇类化合物、胺类化合物、手性钌络合物及碱性试剂在有机溶剂中反应,反应结束后分离纯化,制备手性γ-氨基醇和手性α-烯丙醇。
其中,消旋α-烯丙醇类化合物的结构式为
Figure BDA0002631102070000031
胺类化合物的结构式为
Figure BDA0002631102070000032
且在胺类化合物中,R1和R2之间成环或不成环,手性钌络合物选自
Figure BDA0002631102070000033
Figure BDA0002631102070000034
中的一种,手性γ-氨基醇的结构式为
Figure BDA0002631102070000035
手性α-烯丙醇的结构式为
Figure BDA0002631102070000036
且手性γ-氨基醇和手性α-烯丙醇的构型相反,消旋α-烯丙醇类化合物、手性γ-氨基醇和手性α-烯丙醇中R相同且均选自芳基、取代芳基、杂环芳基、取代杂环芳基、烷基及环状烷烃基中的一种。
具体地,R选自C1~C6烷基、C4~C7环烷基、苯基、萘基、噻吩基、呋喃基、吡咯基、吡啶基、吲哚基、哌嗪基、喹啉基、苯并呋喃基、苯并噻吩基、取代的苯基、取代的杂环芳基、取代的C1~C6烷基及取代的C4~C7环烷基中的一种。具体地,取代的苯基为烷基取代的苯基、卤素取代的苯基、苯基取代的苯基或烷氧基取代的苯基。
在其中一个实施例中,消旋α-烯丙醇类化合物为α-乙烯基苯甲醇、α-乙烯基-(4-苯基-苯基)甲醇
Figure BDA0002631102070000037
α-乙烯基-(4-甲基-苯基)甲醇
Figure BDA0002631102070000038
α-乙烯基-(4-溴-苯基)甲醇
Figure BDA0002631102070000039
α-乙烯基-(3-甲氧基-苯基)甲醇
Figure BDA00026311020700000310
α-乙烯基-(2-萘基)甲醇
Figure BDA00026311020700000311
α-乙烯基-(2-吲哚基)甲醇
Figure BDA00026311020700000312
α-乙烯基环己基甲醇
Figure BDA0002631102070000041
α-乙烯基-(4-氟-苯基)甲醇
Figure BDA0002631102070000042
α-乙烯基-(4-三氟甲-苯基)甲醇
Figure BDA0002631102070000043
α-乙烯基-(3-噻吩基)甲醇
Figure BDA0002631102070000044
α-乙烯基-(3-苯并噻吩基)甲醇
Figure BDA0002631102070000045
α-乙烯基-(6-喹啉基)甲醇
Figure BDA0002631102070000046
或α-乙烯基-(4-噻吩-苯基)甲醇
Figure BDA0002631102070000047
上述仅列出了消旋α-烯丙醇类化合物的几种具体例子,但消旋α-烯丙醇类化合物并不限于上述例子,R基团满足上述结构的消旋α-烯丙醇类化合物均可以作为本实施方式的消旋α-烯丙醇类化合物,在此不再依次列出。
具体地,胺类化合物为脂肪胺时,R1代表C1~C4烷基、苯基、苄基、取代的C1~C4烷基取代苯基及C1~C4烷氧基取代苯基中的任意一种,此时R2代表卤素、C1~C4烷基、C1~C4烷氧基、乙酰基及卤代苯基中任意一种取代基。例如,卤素为氟、氯或溴。C1~C4烷基可以为甲基、乙基、叔丁基或异丙基。C1~C4烷氧基可以为甲氧基、乙氧基、丙氧基等。
胺类化合物为环状胺时,R1代表吗啉基、硫代吗啉基、哌嗪基、哌嗪基衍生物、吡咯基、吡啶基、吲哚基、苯并噻吩基、哌嗪基、脯氨酸酯基、四氢异喹啉基、诺氟沙星、沃替西汀及阿莫沙平的一种,此时无R2取代基。在其中一个实施例,胺类化合物为N-苯基哌嗪
Figure BDA0002631102070000048
硫代吗啉
Figure BDA0002631102070000049
N-甲基苄胺
Figure BDA00026311020700000410
吗啉
Figure BDA00026311020700000411
脯氨酸叔丁基酯
Figure BDA00026311020700000412
沃替西汀
Figure BDA00026311020700000413
阿莫沙平
Figure BDA00026311020700000414
顺式-2,6-二甲基吗啉
Figure BDA00026311020700000415
二苯甲基哌嗪
Figure BDA0002631102070000051
1-(2-嘧啶基)哌嗪
Figure BDA0002631102070000052
1-(2-甲氧基苯基)哌嗪、四氢吡咯
Figure BDA0002631102070000053
四氢异喹啉
Figure BDA0002631102070000054
1-乙酰哌嗪
Figure BDA0002631102070000055
或诺氟沙星
Figure BDA0002631102070000056
上述仅列出了胺类化合物的几种具体例子,但胺类化合物并不限于上述例子,R1基团和R2基团满足上述结构的胺类化合物均可以作为本实施方式的胺类化合物,在此不再依次列出。
上述手性钌络合物选自
Figure BDA0002631102070000057
Figure BDA0002631102070000058
Figure BDA0002631102070000059
中的一种。其中,络合物A的构型为S,络合物B的结构式与络合物A相同,但络合物B的构型为R。络合物C的构型为S,络合物D与络合物C的结构式相同,但络合物D的构型为R。实验证明,在上述手性钌络合物和碱性试剂的作用下,消旋α-烯丙醇类化合物和胺类化合物能够同时进行不对称借氢反应和动力学拆分反应,使得同时得到手性γ-氨基醇和手性α-烯丙醇两种手性化合物,反应过程中不需要加入氢源,制备过程简单,手性化合物的立体选择性高,产率高,且原子利用率高,符合绿色化学的要求。
具体地,手性产物的S构型与R构型可以通过调控上述手性钌络合物的构型来调控。例如,使用的手性钌络合物的构型为S构型,所制备的手性γ-氨基醇的构型为R构型,同时所制备的手性α-烯丙醇的构型为S构型。所使用的手性钌络合物的构型为R构型,所制备的手性γ-氨基醇的构型为S构型,所制备的手性α-烯丙醇的构型为R构型。
具体地,上述手性化合物的制备方法中,胺类化合物与消旋α-烯丙醇类化合物的摩尔比为(1.5~3):1。在其中一个实施例中,胺类化合物与消旋α-烯丙醇类化合物的摩尔比为1.5:1、2:1、2.5:1或3:1。实验证明,胺类化合物与消旋化合物的摩尔比在上述范围内时,所得到的产物的立体选择性高。
具体地,上述手性化合物的制备方法中,手性钌络合物与消旋α-烯丙醇类化合物的摩尔比为(0.05~0.25):100。在其中一个实施例中,手性钌络合物与消旋α-烯丙醇类化合物的摩尔比为0.05:100、0.10:100、0.15:100、0.20:100或0.25:100。
上述手性化合物的制备方法中,碱性试剂为叔丁醇钾、氢氧化钾及氢氧化钠中的至少一种。进一步地,碱性试剂与为消旋α-烯丙醇类化合物的摩尔比为(15~30):100。在其中一个实施例中,碱性试剂与为消旋α-烯丙醇类化合物的摩尔比为15:100、20:100、25:100或30:100。
上述手性化合物的制备方法中,有机溶剂为四氢呋喃、甲苯或者体积比为1:1~1:3的甲苯与异丙醇的混合溶剂。
具体地,上述手性化合物的制备方法中,惰性气体为氮气或氩气。
上述手性化合物的制备方法中,反应时间为6小时~12小时。在其中一个实施例中,反应时间为6h、8h、10h或12h。实验证明,在上述反应时间内,能够同时得到手性γ-氨基醇与手性α-烯丙醇。反应温度为室温。在其中一个实施例中,室温为20℃~30℃。
具体地,分离纯化的步骤包括:除去有机溶剂,然后以乙酸乙酯和石油醚的混合溶剂为淋洗剂进行柱层析分离。在其中一个实施例中,乙酸乙酯和石油醚的体积比为5:1。
目前报道的制备γ-伯胺醇的反应分为以下几类:(1)合成手性β-氰基醇,然后在通过还原试剂还原制备γ-伯胺醇;(2)通过还原制备的手性化合物γ-叠氮醇制备γ-伯胺醇;(3)通过合成的手性γ-卤代醇取代反应制备γ-伯胺醇;(4)通过利用生物活性酶的定性催化,催化特定的消旋化合物β-仲胺基酮合成γ-伯胺醇;(5)利用甲醇钠做氢源,在手性钌催化下进行芳基酮的不对称转移氢化,利用Aza-Michael和不对称转移的各自特点,将烯酮类化合物一锅法转化成为手性γ-氨基醇;(6)通过利用消旋化合物β-仲胺基酮合成,利用不对称催化氢化制得。但上述方法在制备过程中通常需要额外的高压氢气或者其他氢源,大大提高了设备成本,并且原子经济性不高。
不对称借氢策略是建立在借氢反应的基础上,借氢反应又称氢自动转移,是金属催化剂把氢供体的氢夺走,形成M-H键,活化该有机物并参与反应形成中间体,随后M-H键还原中间体而形成一个新的产物,在整个反应过程中,水或者氢气或者氨气为唯一的副产物,有效解决了目前医药和原料药中间体合成中的原子利用率低、大量生物碱性试剂消耗以及大量有毒废弃物产生的问题。因此,借氢策略实现了原子经济性与可持续化、环境无污染化。近年来,该类型反应在醇胺偶联反应、烷基化反应、氢转移反应均取得很大进展,在催化合成喹啉、吲哚、吡咯衍生物中获得很大地关注,相对于传统的方法步骤繁多,通过借氢合成采用“一锅法”加料实现绝大多数目标产物制备。虽然目前用于借氢反应的金属催化体系不断增加,但是反应的立体选择性却一直没有得到改善,主要归结于该类反应大多在高温下进行,其室温下底物活化难,低温下底物活化需要通过发展更高效和高区域、立构选择性的催化剂来实现。因此,迫切需要开发一种绿色、高效的而简便的方法来实现重要的高光学纯手性药物的高收率制备。
而在本实施方式中,利用不对称借氢策略,选择合适的手性钌络合物作为催化剂,催化剂的反应活性高、立体选择性好,加入反应物、催化剂、碱性试剂、溶剂可以一锅法得到手性γ-氨基醇以及手性α-烯丙醇,无需加入额外的氢源等其他辅助添加剂,反应经济效益较高、对环境友好、后处理简单。此外,得到的手性γ-氨基醇具有收率较高、立构选择性高等特点,可以直接用于药物活性筛选。所制备的手性α-烯丙醇为该一锅法反应中动力学拆分回收产物,该化合物的立体绝对构型与所制备的γ-氨基醇构型相反。因此,上述手性化合物的制备方法具有原子经济性高、无副产物的特点,符合当代绿色化学的要求具有非常重要的应用前景。
通过动力学拆分与不对称借氢实现一锅法制备两种手性高附加值的光学纯手性化合物更是具有显著的意义,可以一石二鸟同时制备两种重要手性化合物,既降低生产成本,又可以实现操作步骤简单、工艺稳定,实现连续化生产,具有非常高的科学与经济价值。
另外,在本实施方式中,对反应原料α-烯丙醇类化合物和胺类化合物的要求较低,在手性钌络合物的作用下,对大多数α-烯丙醇类化合物和胺类化合物均具有较好的反应效果。
以下为具体实施例部分:
实施例1
在氩气保护下,将α-乙烯基苯甲醇268mg(2mmol)、N-苯基哌嗪486mg(3mmol)、手性钌络合物
Figure BDA0002631102070000071
0.734mg(0.001mmol)、叔丁醇钾33.6mg(0.3mmol)、甲苯(1mL)、异丙醇(3mL)加入厚壁耐压管中,加入磁子搅拌,室温下反应6小时,减压除去溶剂,以乙酸乙酯/石油醚体积比为5:1的混合液为淋洗剂,柱层析分离产物,得到结构式如下的无色油状物,即手性γ-氨基醇:
Figure BDA0002631102070000072
本实施例所得上述无色油状物的产率为67%,高效液相色谱测得ee值为90%。
其波谱数据为:1H NMR(600MHz,CDCl3):δ7.34–7.39(m,4H),7.25–7.28(m,3H),6.93(d,J=7.8Hz,2H),6.88(t,J=6.0Hz,1H),4.94(dd,J=6.0Hz,1H),3.25(br,4H),2.74–2.78(m,3H),2.63–2.66(m,3H),1.92(br,2H)ppm.
13C NMR(151MHz,CDCl3):δ151.1,144.7,129.2,128.3,126.9,125.5,120.0,116.3,75.6,57.1,53.3,49.3,33.7ppm.
HRMS(ESI+):calculated for C19H25N2O[M+H]+:297.1961,found 297.1958.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=60/40,flow 1mL/min,detection at254nm)retention time=4.923min(minor)and 6.647min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基苯甲醇,为一种无色油状物,分离产率为21%,高效液相色谱测得ee值为89%,结构式如下:
Figure BDA0002631102070000073
α-乙烯基苯甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H9O[M-H]+:133.0648,found 133.0647.
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.7mL/min,detection at 254nm)retention time=9.758min(minor)and 11.640min(major).
采用Bruker D8 venture X射线衍射测试仪对本实施例中所用到的手性钌络合物和所制备的手性γ-氨基醇的结构进行测试得到结构解析图,分别如图1和图2所示。
实施例2
本实施例中,用等摩尔硫代吗啉替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色油状物,即手性γ-氨基醇:
Figure BDA0002631102070000074
本实施例所得上述无色油状物的产率为62%,高效液相色谱测得ee值为91%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.37–7.33(m,4H),7.24(d,J=6.0Hz,1H),4.93(dd,J=6.0Hz,1H),2.86-2.89(m,2H),2.73–2.76(m,6H),2.59–2.67(m,2H),1.82–1.89(m,2H).
13C NMR(151MHz,CDCl3):δ144.7,128.3,127.0,125.5,75.5,57.8,55.2,33.5,28.1.ppm
HRMS(ESI+):calculated for C13H20NOS[M+H]+:238.1260,found 238.1257.
HPLC of 5(AD-H,0.46*25cm,5μm,hexane/isopropanol=70/30,flow 1mL/min,detection at 210nm)retention time=4.629min(minor)and 5.728min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基苯甲醇,为一种无色油状物,分离产率为35%,高效液相色谱测得ee值为79%,结构式如下:
Figure BDA0002631102070000081
该α-乙烯基苯甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H9O[M-H]+:133.0648,found 133.0647.
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.7mL/min,detection at 254nm)retention time=9.758min(minor)and 11.640min(major).
实施例3
本实施例中,用等摩尔N-甲基苄胺替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色油状物,即手性γ-氨基醇:
Figure BDA0002631102070000082
本实施例所得上述无色油状物的产率为65%,高效液相色谱测得ee值为87%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.27–7.36(m,9H),7.23(t,J=6.0Hz,1H),4.87(q,J=6.0,1H),3.65(d,J=12.0Hz,1H),3.47(d,J=12.0Hz,1H),2.79-2.84(m,1H),2.57–2.61(m,1H),2.26(s,3H),1.84–1.93(m,2H)ppm
13C NMR(151MHz,CDCl3):δ144.9,137.7,129.3,128.5,128.2,127.4,126.9,125.6,75.8,62.8,56.5,41.8,34.5ppm
HRMS(ESI+):calculated for C17H22NO[M+H]+:256.1696,found 256.1693.
HPLC of 7(AD-H,0.46*25cm,5μm,hexane/isopropanol=75/25,flow 1mL/min,detection at 220nm)retention time=4.569min(minor)and 5.174min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基苯甲醇,为一种无色油状物,分离产率为32%,高效液相色谱测得ee值为85%,结构式如下:
Figure BDA0002631102070000083
该α-乙烯基苯甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H9O[M-H]+:133.0648,found 133.0647.
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.7mL/min,detection at 254nm)retention time=9.758min(minor)and 11.640min(major).
实施例4
本实施例中,用等摩尔α-乙烯基-(4-苯基-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,其他步骤与实施例1相同,得到结构式如下的白色固体,即手性γ-氨基醇:
Figure BDA0002631102070000084
本实施例所得上述白色固体的产率为72%,高效液相色谱测得ee值为87%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.59(t,J=6.0Hz,4H),7.42–7.46(m,4H),7.33(t,J=7.5Hz,1H),7.27(q,J=9.5,8.6Hz,2H),6.94(d,J=8.1Hz,2H),6.88(t,J=7.4Hz,1H),4.94(dd,J=6.0Hz,1H),3.26(t,J=6.0Hz,4H),2.76–2.83(m,3H),2.66–2.69(m,3H),1.95(q,J=5.9Hz,2H)ppm
13C NMR(151MHz,CDCl3):δ151.1,143.9,141.1,139.9,129.2,128.7,127.2,127.1,127.1,126.0,120.1,116.3,75.3,57.2,53.3,49.3,33.7ppm
HRMS(ESI+):calculated for C25H29N2O[M+H]+:373.2274,found 373.2271.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=50/50,flow 1mL/min,detection at 254nm)retention time=5.738min(minor)and 9.414min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-苯基-苯基)甲醇,为一种无色油状物,分离产率为26%,高效液相色谱测得ee值为90%,结构式如下:
Figure BDA0002631102070000091
该α-乙烯基-(4-苯基-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C15H15O[M+H]+:211.1117,found 211.1112.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=95/5,flow 1mL/min,detection at 254nm)retention time=13.220min(major)and 14.686min(minor).
采用Bruker D8 venture X射线衍射测试仪对本实施例中所制备的手性α-烯丙醇的结构进行测试得到结构解析图,如图3所示。
实施例5
本实施例中,用等摩尔α-乙烯基-(4-苯基-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔吗啉替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000092
本实施例所得上述无色液体的产率为70%,高效液相色谱测得ee值为91%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.59(t,J=6.0Hz,4H),7.45–7.41(m,4H),7.33(t,J=7.3Hz,1H),4.92(dd,J=6.0Hz,1H),3.77(t,J=6.0Hz,4H),2.75–2.58(m,4H),2.55–2.42(m,2H),1.91(q,J=6.0Hz,2H)ppm
13C NMR(151MHz,CDCl3):δ143.8,141.0,139.9,128.7,127.2,127.1,127.0,125.9,75.4,66.9,57.6,33.4ppm
HRMS(ESI+):calculated for C19H24NO2[M+H]+:298.1802,found 298.1799.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=75/25,flow 1mL/min,detection at 254nm)retention time=6.107min(minor)and 7.496min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-苯基-苯基)甲醇,为一种无色油状物,分离产率为28%,高效液相色谱测得ee值为94%,结构式如下:
Figure BDA0002631102070000093
该α-乙烯基-(4-苯基-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C15H15O[M+H]+:211.1117,found 211.1112.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=95/5,flow 1mL/min,detection at 254nm)retention time=13.220min(major)and 14.686min(minor).
实施例6
本实施例中,用等摩尔α-乙烯基-(4-苯基-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔N-甲基苄胺替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000101
本实施例所得上述无色液体的产率为68%,高效液相色谱测得ee值为87%,其波谱数据为:
1H NMR(400MHz,CDCl3):δ7.55–7.611(m,4H),7.41–7.45(m,4H),7.29–7.37(m,6H),4.97(dd,J=4.0Hz,1H),3.77(d,J=12Hz,1H),3.48(d,J=16Hz,1H),2.81–2.88(m,1H),2.60–2.67(m,1H),2.29(s,3H),1.92–1.96(m,2H),1.60(br,1H)ppm
13C NMR(151MHz,CDCl3):δ144.2,141.2,139.9,137.9,129.4,128.8,128.6,127.5,127.2,127.1,126.1,75.6,62.9,56.6,41.9,34.6ppm
HRMS(ESI+):calculated for C23H26NO[M+H]+:332.2009,found 332.2005.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=93/7,flow 1mL/min,detection at 254nm)retention time=12.553min(major)and 13.382min(minor).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-苯基-苯基)甲醇,为一种无色油状物,分离产率为30%,高效液相色谱测得ee值为98%,结构式如下:
Figure BDA0002631102070000102
该α-乙烯基-(4-苯基-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C15H15O[M+H]+:211.1117,found 211.1112.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=95/5,flow 1mL/min,detection at 254nm)retention time=13.220min(major)and 14.686min(minor).
实施例7
本实施例中,用等摩尔α-乙烯基-(4-苯基-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔硫代吗啉替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000103
本实施例所得上述无色液体的产率为79%,高效液相色谱测得ee值为92%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.54–7.57(m,4H),7.39–7.41(m,4H),7.29–7.32(m,1H),4.95(dd,J=6.0Hz,1H),2.85–2.89(m,2H),2.71–2.77(m,6H),2.60–2.68(m,2H),1.86–1.89(m,2H)ppm.
13C NMR(101MHz,CDCl3):δ143.9,141.1,140.1,128.9,127.3,127.2,127.2,126.1,75.3,58.0,55.4,33.6,28.1ppm.
HRMS(ESI+):calculated for C19H24NOS[M+H]+:314.1573,found 314.1569.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=80/20,flow 1mL/min,detection at254nm)retention time=6.953min(minor)and 9.047min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-苯基-苯基)甲醇,为一种无色油状物,分离产率为19%,高效液相色谱测得ee值为92%,结构式如下:
Figure BDA0002631102070000111
该α-乙烯基-(4-苯基-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C15H15O[M+H]+:211.1117,found 211.1112.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=95/5,flow 1mL/min,detection at 254nm)retention time=13.220min(major)and 14.686min(minor).
实施例8
本实施例中,用等摩尔α-乙烯基-(4-苯基-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔脯氨酸叔丁基酯替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000112
本实施例所得上述无色液体的产率为67%,高效液相色谱测得ee值为92%,其波谱数据为:
1H NMR(400MHz,CDCl3):δ7.59(t,J=8.0Hz,4H),7.49(d,J=8.0Hz,2H),7.43(t,J=8.0Hz,2H),7.33(t,J=4.0Hz,1H),4.99(dd,J=8.0,1.2Hz,1H),3.42–3.46(m,1H),3.06–3.23(m,2H),2.65–2.70(m,1H),2.28(q,J=4.0Hz,1H),2.08–2.17(m,1H),1.84–1.97(m,3H),1.84–1.97(m,3H),1.52(s,9H)ppm
13C NMR(151MHz,CDCl3):δ173.8,144.2,141.1,139.6,128.6,127.0,126.8,126.1,81.2,72.8,66.7,52.8,51.5,36.1,29.4,28.1,23.2ppm
HRMS(ESI+):calculated for C24H32NO3[M+H]+:382.2377,found 382.2372.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=95/5,flow 1mL/min,detection at 254nm)retention time=13.148min(major)and 14.618min(minor).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-苯基-苯基)甲醇,为一种无色油状物,分离产率为31%,高效液相色谱测得ee值为97%,结构式如下:
Figure BDA0002631102070000113
该α-乙烯基-(4-苯基-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C15H15O[M+H]+:211.1117,found 211.1112.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=95/5,flow 1mL/min,detection at 254nm)retention time=13.220min(major)and 14.686min(minor).
实施例9
本实施例中,用等摩尔α-乙烯基-(4-甲基-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000121
本实施例所得无色液体的产率为69%,高效液相色谱测得ee值为92%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.61(d,J=6.0Hz,2H),7.50(d,J=6.0Hz,2H),7.28(dd,J=12.0Hz,J=6.0Hz,2H),6.94(d,J=6.0Hz,2H),6.88(t,J=6.0Hz,1H),5.00(dd,J=6.0Hz,1H),3.25(t,J=6.0Hz,4H),2.76–2.81(m,3H),2.62–2.68(m,3H),1.84–1.94(m,2H)ppm
13C NMR(151MHz,CDCl3):δ151.0,148.8,129.5,129.3,129.2,129.1,127.0(J=380.5Hz),125.8,125.2(J=3.1Hz),123.4,120.2,116.3,75.1,57.1,53.2,49.3,33.5ppm
19F NMR(565MHz,CDCl3)δ-62.29ppm.
HRMS(ESI+):calculated for C20H24F3N2O[M+H]+:365.1835,found 365.1832.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=40/60,flow 1mL/min,detection at254nm)retention time=4.533min(minor)and 5.033min(major)
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-甲基-苯基)甲醇,为一种无色油状物,分离产率为31%,高效液相色谱测得ee值为82%,结构式如下:
Figure BDA0002631102070000122
该α-乙烯基-(4-甲基-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C10H13O[M+H]+:149.0961,found 149.0958
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=98/2,flow 1.6mL/min,detection at 210nm)retention time=7.526min(minor)and 8.323min(major).
实施例10
本实施例中,用等摩尔α-乙烯基-(4-溴-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000123
本实施例所得上述无色液体的产率为63%,高效液相色谱测得ee值为81%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.46–7.47(m,2H),7.26–7.28(m,4H),6.92(d,J=12.0Hz,2H),6.88(t,J=6.0Hz,1H),4.90(dd,J=6.0Hz,1H),3.25(br,4H),2.74–2.81(m,3H),2.62–2.67(m,3H),1.84–1.87(m,2H)ppm
13C NMR(151MHz,CDCl3)δ151.0,143.8,131.3,129.2,127.3,120.6,120.1,116.3,74.9,57.0,53.2,49.3,33.6ppm
HRMS(ESI+):calculated for C19H24BrN2O[M+H]+:375.1067,found 375.1062.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=55/45,flow 1mL/min,detection at 254nm)retention time=5.596min(minor)and 7.040min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-溴-苯基)甲醇,为一种无色油状物,分离产率为35%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000131
该α-乙烯基-(4-溴-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H8BrO[M-H]+:210.9753,found 210.9757.
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1mL/min,detectionat 210nm)retention time=24.212min(minor)and 25.138min(major).
实施例11
本实施例中,用等摩尔α-乙烯基-(3-甲氧基-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000132
本实施例所得上述无色液体的产率为62%,高效液相色谱测得ee值为80%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.26(q,J=6.0Hz,3H),6.97(s,1H),6.94(t,J=12.0Hz,3H),6.87(t,J=6.0Hz,1H),6.79(dd,J=6.0Hz,1H),4.94(dd,J=6.0Hz,1H),3.82(s,3H),3.24(t,J=6.0Hz,4H),2.71–2.79(m,3H),2.61–2.66(m,3H),1.88–1.92(m,2H)ppm
13C NMR(151MHz,CDCl3):δ151.0,143.8,131.3,129.2,127.3,120.6,120.1,116.3,74.9,57.0,53.2,49.3,33.6ppm
HRMS(ESI+):calculated for C20H27N2O2[M+H]+:327.2067,found 327.2063.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=70/30,flow 1mL/min,detection at 254nm)retention time=6.560min(minor)and 12.838min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(3-甲氧基-苯基)甲醇,为一种无色油状物,分离产率为36%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000133
该α-乙烯基-(3-甲氧基-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C10H13O2[M+H]+:165.0910,found 165.0909.
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=98/2,flow 1.6mL/min,detection at 254nm)retention time=12.137min(minor)and 12.824min(major).
实施例12
本实施例中,用等摩尔α-乙烯基-(2-萘基)甲醇替换实施例1中的α-乙烯基苯甲醇,其他步骤与实施例1相同,得到结构式如下的白色固体,即手性γ-氨基醇:
Figure BDA0002631102070000134
本实施例所得白色固体的产率为72%,高效液相色谱测得ee值为80%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.88(br,1H),7.82–7.85(m,3H),7.43–7.48(m,3H),7.28(t,J=6.0Hz,2H),6.94(d,J=6.0Hz,2H),6.88(t,J=6.0Hz,1H),5.11(dd,J=6.0Hz,1H),3.27(br,4H),2.76–2.82(m,3H),2.63–2.69(m,3H),1.95–2.02(m,2H)ppm.
13C NMR(151MHz,CDCl3):δ151.1,142.2,133.4,132.7,129.2,127.97,127.94,127.7,126.0,125.5,124.1,124.0,120.1,116.3,75.6,57.1,53.3,49.4,33.6ppm
HRMS(ESI+):calculated for C23H27N2O[M+H]+:347.2118,found 347.2111.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=55/45,flow 1mL/min,detection at254nm)retention time=6.840min(minor)and 13.656min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(2-萘基)甲醇,为一种白色固体,分离产率为26%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000141
该α-乙烯基-(2-萘基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C13H12KO[M+K]+:223.0520,found 223.0513.
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=98/2,flow 1.6mL/min,detection at 254nm)retention time=13.376min(minor)and 14.322min(major).
实施例13
本实施例中,用等摩尔α-乙烯基-(2-萘基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔脯氨酸叔丁基酯替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的白色固体,即手性γ-氨基醇:
Figure BDA0002631102070000142
本实施例所得上述白色固体的产率为69%,高效液相色谱测得ee值为95%,其波谱数据为:
1H NMR(600MHz,CDCl3)δ7.89(s,1H),7.82(m,3H),7.48–7.52(m,1H),7.40–7.48(m,2H),5.12(dd,J=6.0Hz,1H),3.45–3.52(m,1H),3.16–3.23(m,1H),3.15–3.06(m,1H),2.67–2.75(m,1H),2.36–2.24(m,1H),2.17–2.08(m,1H),1.99–1.91(m,3H),1.89–1.80(m,2H),1.51(s,9H).
13C NMR(151MHz,CDCl3):δ172.8,142.6,133.6,132.9,128.1,127.9,127.7,125.9,125.5,124.4,124.1,81.4,76.3,67.6,55.0,53.2,36.6,29.2,28.2,23.3.
HRMS(ESI+):calculated for C22H30NO3[M+H]+:356.2220,found 356.2213.
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=98/2,flow 1.6mL/min,detection at 254nm)retention time=13.664min(minor)and 14.643min(major)
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(2-萘基)甲醇,分离产率为28%,为一种白色固体,高效液相色谱测得ee值为95%,结构式如下:
Figure BDA0002631102070000143
该α-乙烯基-(2-萘基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C13H12KO[M+K]+:223.0520,found 223.0513.
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=98/2,flow 1.6mL/min,detection at 254nm)retention time=13.376min(minor)and 14.322min(major).
实施例14
本实施例中,用等摩尔α-乙烯基-(2-吲哚基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔脯氨酸叔丁基酯替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的白色固体,即手性γ-氨基醇:
Figure BDA0002631102070000151
本实施例所得上述白色固体的产率为68%,高效液相色谱测得ee值为87%,其波谱数据为:
1H NMR(400MHz,CDCl3):δ8.97(s,1H),7.55(d,J=4.0Hz,1H),7.35(d,J=4.0Hz,1H),7.13(t,J=8.0Hz,1H),7.06(t,J=8.0Hz,1H),6.27(s,1H),5.20(dd,J=4.0Hz,J=1.2Hz,1H),3.37–3.41(m,1H),3.12–3.16(m,1H),3.06–3.16(m,1H),2.69(dt,J=4.0Hz,J=1.2Hz,1H),2.26(q,J=4.0Hz,1H),2.02–2.17(m,2H),1.71–1.95(m,4H),1.51(s,9H)ppm
13C NMR(151MHz,CDCl3):δ173.1,142.2,135.5,128.7,121.2,120.2,119.5,111.1,96.9,81.5,60.4,54.2,53.1,47.0,34.6,30.5,29.3,28.1,25.4,23.2ppm.
HRMS(ESI+):calculated for C20H29N2O3[M+H]+:345.2173,found 345.2168.
HPLC(IC,0.46*25cm,5μm,hexane/isopropanol=97/3,flow 1.9mL/min,detection at 254nm)retention time=13.883min(major)and 15.245min(minor).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(2-吲哚基)甲醇,为一种无色液体,分离产率为28%,高效液相色谱测得ee值为95%,结构式如下:
Figure BDA0002631102070000152
该α-乙烯基-(2=吲哚基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C11H12NO[M+H]+:174.0913,found 174.0910.
HPLC(IC,0.46*25cm,5μm,hexane/isopropanol=97/3,flow 1.9mL/min,detection at 254nm)retention time=13.883min(major)and 15.245min(minor).
实施例15
本实施例中,用等摩尔α-乙烯基环己基甲醇替换实施例1中的α-乙烯基苯甲醇,其他步骤与实施例1相同,得到结构式如下的白色固体,即手性γ-氨基醇:
Figure BDA0002631102070000153
本实施例所得上述白色固体的产率为61%,高效液相色谱测得ee值为87%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.26(t,J=6.0,1H),6.91(d,J=12.0Hz,2H),6.87(t,J=6.0Hz,1H),3.52(dd,J=6.0Hz,1H),3.21(br,4H),2.64–2.75(m,6H),1.67–2.75(m,6H),1.13–1.31(m,6H)ppm.
13C NMR(101MHz,CDCl3):δ141.3,133.7,130.2,128.8,127.8,126.0,125.5,123.1,121.9,67.0,24.3ppm
HRMS(ESI+):calculated for C19H31N2O[M+H]+:303.2431,found 303.2427.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1mL/min,detection at 254nm)retention time=6.715min(minor)and 7.266min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即α-乙烯基环己基甲醇,为一种无色液体,分离产率为37%,高效液相色谱测得ee值为60%,结构式如下:
Figure BDA0002631102070000161
该α-乙烯基-环己基甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H15O[M-H]+:139.1117,found 139.1113.
HPLC(OJ-H,0.46*25cm,5μm,hexane/isopropanol=99.5/0.5,flow 1mL/min,detection at 254nm)retention time=4.521min(minor)and 4.867min(major).
实施例16
本实施例中,用等摩尔α-乙烯基-(4-溴-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔沃替西汀替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000162
本实施例所得上述无色液体的产率为72%,高效液相色谱测得ee值为87%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.47-7.49(m,2H),7.38-7.39(m,1H),7.28-7.29(m,2H),7.16(s,1H),7.03-7.10(m,3H),6.86-6.89(m,1H),6.51-6.52(m,1H),4.95(dd,J=7.7,3.7Hz,1H),3.15(br,3H),2.50-3.00(m,6H),2.37(s,3H),2.32(s,3H),1.82-1.90(m,2H)ppm
13C NMR(151MHz,CDCl3):δ148.8,144.1,142.5,139.3,136.3,134.6,131.7,131.3,127.9,127.8,127.4,126.2,125.6,124.6,120.6,119.9,75.2,57.1,53.6,51.7,33.5,21.2,20.6ppm
HRMS(ESI+):calculated for C27H32BrN2OS[M+H]+:511.1413,found 511.1417.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=70/30,flow 1.0mL/min,detection at 210nm)retention time=5.326min(minor)and 8.723min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-溴-苯基)甲醇,为一种无色油状物,分离产率为25%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000163
该α-乙烯基-(4-溴-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H8BrO[M-H]+:210.9753,found 210.9757.
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1mL/min,detectionat 210nm)retention time=24.212min(minor)and 25.138min(major).
实施例17
本实施例中,用等摩尔α-乙烯基-(4-氟-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔阿莫沙平替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000171
本实施例所得上述无色液体的产率为60%,高效液相色谱测得ee值为89%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.46–7.47(m,2H),7.26–7.28(m,4H),6.92(d,J=12.0Hz,2H),6.88(t,J=6.0Hz,1H),4.90(dd,J=6.0Hz,1H),3.25(br,4H),2.74–2.81(m,3H),2.62–2.67(m,3H),1.84–1.87(m,2H)ppm
13C NMR(151MHz,CDCl3)δ151.0,143.8,131.3,129.2,127.3,120.6,120.1,116.3,74.9,57.0,53.2,49.3,33.6ppm
HRMS(ESI+):calculated for C19H24BrN2O[M+H]+:375.1067,found 375.1062.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=55/45,flow 1mL/min,detection at 254nm)retention time=5.596min(minor)and 7.040min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-氟-苯基)甲醇,为一种无色油状物,分离产率为25%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000172
该α-乙烯基-(4-氟-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H8FO[M-H]+:151.0559,found 151.0557.
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1mL/min,detectionat 210nm)retention time=22.242min(minor)and 25.178min(major).
实施例18
本实施例中,用等摩尔顺式-2,6-二甲基吗啉替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000173
本实施例所得上述无色液体的产率为63%,高效液相色谱测得ee值为81%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.33-7.38(m,4H),7.23-7.26(m,1H),4.94(t,J=6.0Hz,1H),3.68-3.73(m,2H),2.94-2.97(m,1H),2.87-2.90(m,1H),2.65-2.70(m,1H),2.54-2.57(m,1H),1.83-1.89(m,3H),1.66(t,J=12.0Hz,1H),1.18(dd,J=6.3,3.1Hz,1H)ppm
13C NMR(151MHz,CDCl3):δ144.7,128.3,127.0,125.5,75.6,71.8,71.6,60.2,58.6,57.2,33.4,19.1,19.1ppm
HRMS(ESI+):calculated for C15H24NO2[M+H]+:250.1802,found 250.1801.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=4.737min(minor)and 6.714min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基苯甲醇,为一种无色油状物,分离产率为35%,高效液相色谱测得ee值为88%,结构式如下:
Figure BDA0002631102070000181
该α-乙烯基苯甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H9O[M-H]+:133.0648,found 133.0647
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.7mL/min,detection at 254nm)retention time=9.758min(minor)and 11.640min(major).
实施例19
本实施例中,用等摩尔α-乙烯基-(4-苯基-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔二苯甲基哌嗪替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000182
本实施例所得上述无色液体的产率为45%,高效液相色谱测得ee值为92%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.56-7.60(m,4H),7.42-7.45(m,8H),7.32-7.35(m,1H),7.27-7.30(m,4H),7.18-7.21(m,2H),4.98(dd,J=7.6,3.8Hz,1H),4.25(s,1H),2.10-3.10(m,10H),1.85-1.91(m,2H)ppm
13C NMR(151MHz,CDCl3):δ144.1,142.6,141.1,139.8,128.7,128.5,128.0,127.9,127.1,127.1,127.0,127.0,126.0,76.2,75.4,57.0,52.0,33.6ppm
HRMS(ESI+):calculated for C32H35N2O[M+H]+:463.2744,found 463.2745.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=10.936min(minor)and 14.940min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-苯基-苯基)甲醇,为一种无色油状物,分离产率为53%,高效液相色谱测得ee值为90%,结构式如下:
Figure BDA0002631102070000183
该α-乙烯基苯甲醇的波谱数据如下:
HRMS(ESI+):calculated for C15H15O[M+H]+:211.1117,found 211.1112.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=95/5,flow 1mL/min,detection at 254nm)retention time=13.220min(major)and 14.686min(minor).
实施例20
本实施例中,用等摩尔1-(2-嘧啶基)哌嗪替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000184
本实施例所得上述无色液体的产率为63%,高效液相色谱测得ee值为91%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ8.30(d,J=4.7Hz,2H),7.34-7.40(m,4H),7.24-7.27(m,1H),6.49(t,J=4.7Hz,1H),4.97(t,J=5.7Hz,1H),3.88(s,4H),2.66-2.76(m,3H),2.53-2.62(m,3H),1.90-1.93(m,2H)ppm
13C NMR(151MHz,CDCl3):δ161.6,157.7,144.7,128.3,127.0,125.6,110.1,75.5,57.2,53.2,43.7,33.7ppm
HRMS(ESI+):calculated for C17H23N4O[M+H]+:299.1866,found 299.1867.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=10.002min(minor)and 15.558min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基苯甲醇,为一种无色油状物,分离产率为35%,高效液相色谱测得ee值为88%,结构式如下:
Figure BDA0002631102070000191
该α-乙烯基苯甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H9O[M-H]+:133.0648,found 133.0647
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.7mL/min,detection at 254nm)retention time=9.758min(minor)and 11.640min(major).
实施例21
本实施例中,用等摩尔α-乙烯基-(4-三氟甲-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔阿莫沙平替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000192
本实施例所得上述无色液体的产率为58%,高效液相色谱测得ee值为89%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.60-7.61(m,2H),7.49-7.51(m,2H),7.39-7.41(m,1H),7.30-7.31(m,1H),7.19-7.20(m,1H),7.14-7.16(m,1H),7.08-7.11(m,2H),6.99-7.02(m,1H),5.02(dd,J=8.2,3.4Hz,1H),3.61(br,4H),2.63-2.81(m,6H),1.86-1.93(m,2H)ppm
13C NMR(151MHz,CDCl3):δ159.3,158.7,151.8,148.8,140.0,132.7,130.3,129.3(q,JCF=32.5Hz),129.0,127.1,125.9,125.8,125.3(q,JCF=3.4Hz),124.9,124.7,124.3(q,JCF=271.8Hz),122.8,120.2,75.0,57.1,53.0,47.3,33.6ppm
19F NMR(565MHz,CDCl3):δ-62.3ppm
HRMS(ESI+):calculated for C27H26ClF3N3O2[M+H]+:516.1660,found 516.1663.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=13.289min(minor)and 15.935min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-三氟甲基-苯基)甲醇,为一种无色油状物,分离产率为39%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000193
该α-乙烯基-(4-三氟甲基-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C10H8F3O[M-H]+:201.0522,found 201.0525.
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.2mL/min,detection at 254nm)retention time=15.477min(minor)and 16.411min(major).
实施例22
本实施例中,用等摩尔α-乙烯基-(3-噻吩)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔阿莫沙平替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000201
本实施例所得上述无色液体的产率为52%,高效液相色谱测得ee值为87%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.39-7.41(m,1H),7.28-7.30(m,2H),7.22-7.23(m,1H),7.18-7.19(m,1H),7.13-7.15(m,1H),7.07-7.11(m,2H),7.04-7.05(m,1H),6.99-7.02(m,1H),5.06(t,J=5.7Hz,1H),3.67(br,4H),2.74-2.88(m,6H),2.01-2.04(m,2H)ppm
13C NMR(151MHz,CDCl3):δ159.3,158.5,151.8,145.9,139.9,132.8,130.4,129.0,127.1,125.9,125.9,125.5,124.8,124.7,122.8,120.3,120.2,71.3,56.7,52.8,46.8,32.7ppm
HRMS(ESI+):calculated for C24H25ClN3O2S[M+H]+:454.1351,found 454.1351.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=70/30,flow 1.0mL/min,detection at 210nm)retention time=9.506min(minor)and 10.698min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(3-噻吩)甲醇,为一种无色油状物,分离产率为45%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000202
该α-乙烯基-(3-噻吩)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C7H7SO[M-H]+:139.0218,found 139.0205.
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.2mL/min,detection at 254nm)retention time=15.277min(minor)and 16.611min(major).
实施例23
本实施例中,用等摩尔α-乙烯基-(3-苯并噻吩基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔1-(2-甲氧基苯基)哌嗪替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000203
本实施例所得无色液体的产率为53%,高效液相色谱测得ee值为90%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.86-7.88(m,1H),7.80-7.82(m,1H),7.45(s,1H),7.33-7.39(m,2H),7.01-7.04(m,1H),6.93-6.96(m,2H),6.87-6.89(m,1H),5.36(dd,J=7.1,3.3Hz,1H),3.88(s,3H),3.00-3.40(m,4H),2.60-2.97(m,6H),2.08-2.12(m,2H)ppm
13C NMR(151MHz,CDCl3):δ152.3,141.1,141.0,139.9,137.2,124.2,123.9,123.2,123.0,122.1,121.7,121.1,118.4,111.2,71.7,57.2,55.4,53.5,50.7,31.5ppm
HRMS(ESI+):calculated for C22H27N2O2S[M+H]+:383.1788,found 383.1788.
HPLC(OJ-H,0.46*25cm,5μm,hexane/isopropanol=50/50,flow 1.0mL/min,detection at 210nm)retention time=23.199min(minor)and 44.695min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(3-苯并噻吩基)甲醇,为一种无色油状物,分离产率为45%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000211
该α-乙烯基-(3-苯并噻吩基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C11H8SO[M-H]+:188.2440,found 188.2438.
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1mL/min,detectionat 210nm)retention time=23.252min(minor)and 25.438min(major).
实施例24
本实施例中,用等摩尔α-乙烯基-(3-噻吩基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔1-(2-甲氧基苯基)哌嗪替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000212
本实施例所得无色液体的产率为55%,高效液相色谱测得ee值为90%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.29-7.30(m,1H),7.22-7.23(m,1H),7.05-7.06(m,1H),6.99-7.03(m,1H),6.91-6.94(m,2H),6.86-6.87(m,1H),5.04(dd,J=7.1,4.0Hz,1H),3.86(s,3H),3.00-3.40(m,4H),2.40-2.95(m,6H),1.93-1.97(m,2H)ppm
13C NMR(151MHz,CDCl3):δ152.3,146.5,141.0,125.7,125.6,123.2,121.1,120.0,118.3,111.2,72.5,57.1,55.4,53.5,50.7,32.7ppm
HRMS(ESI+):calculated for C18H25N2O2S[M+H]+:333.1631,found 333.1632.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=10.537min(minor)and 13.275min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(3-噻吩基)甲醇,为一种无色油状物,分离产率为42%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000213
该α-乙烯基-(3-噻吩基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C7H7SO[M-H]+:139.0218,found 139.0205.
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.2mL/min,detection at 254nm)retention time=15.277min(minor)and 16.611min(major).
实施例25
本实施例中,用等摩尔四氢吡咯替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000221
本实施例所得上述无色液体的产率为51%,高效液相色谱测得ee值为83%,其波谱数据为:
1H NMR(400MHz,CDCl3):δ7.33-7.36(m,2H),7.27-7.31(m,2H),7.20-7.24(m,1H),4.96(dd,J=8.4,4.3Hz,1H),2.4-4.0(m,6H),2.06-2.20(m,6H)ppm
13C NMR(151MHz,CDCl3):δ143.6,128.5,127.5,125.6,70.5,54.1,53.1,34.9,23.3ppm
HRMS(ESI+):calculated for C13H20NO[M+H]+:206.1539,found 206.1540.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=5.714min(minor)and 7.064min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基苯甲醇,为一种无色油状物,分离产率为35%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000222
该α-乙烯基-苯基甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H9O[M-H]+:133.0648,found 133.0647
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.7mL/min,detection at 254nm)retention time=9.758min(minor)and 11.640min(major).
实施例26
本实施例中,用等摩尔α-乙烯基-(2-萘基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔硫代吗啉替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000223
本实施例所得上述无色液体的产率为54%,高效液相色谱测得ee值为93%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.81-7.86(m,4H),7.43-7.48(m,3H),5.10(dd,J=7.4,4.0Hz,1H),2.88-2.90(m,2H),2.75-2.78(m,6H),2.61-2.71(m,2H),1.92-1.96(m,2H),1.26(s,1H)ppm
13C NMR(151MHz,CDCl3):δ142.1,133.4,132.7,127.9,127.6,126.0,125.5,124.0,123.9,75.5,57.9,55.2,33.4,28.1ppm
HRMS(ESI+):calculated for C17H22NOS[M+H]+:288.1417,found 288.1416.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=13.295min(minor)and 23.272min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(2-萘基)甲醇,为一种白色固体,分离产率为44%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000224
该α-乙烯基-(2-萘基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C13H12KO[M+K]+:223.0520,found 223.0513.
HPLC(IA,0.46*25cm,5μm,hexane/isopropanol=98/2,flow 1.6mL/min,detection at 254nm)retention time=13.376min(minor)and 14.322min(major).
实施例27
本实施例中,用等摩尔α-乙烯基-(6-喹啉基)甲醇替换实施例1中的α-乙烯基苯甲醇,用等摩尔硫代吗啉替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000231
本实施例所得上述无色液体的产率为64%,高效液相色谱测得ee值为90%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ8.87-8.88(m,1H),8.14(d,J=8.1Hz,1H),8.06(d,J=8.7Hz,1H),7.66(dd,J=8.7,1.9Hz,1H),7.38(dd,J=8.2,4.2Hz,1H),5.11(dd,J=7.9,3.6Hz,1H),2.87-2.92(m,2H),2.73-2.80(m,6H),2.62-2.70(m,2H),1.88-1.97(m,2H)ppm
13C NMR(151MHz,CDCl3):δ150.1,147.7,143.1,136.1,129.3,128.2,127.7,123.7,121.2,75.2,58.0,55.2,33.4,28.1ppm
HRMS(ESI+):calculated for C15H20NO2S[M+H]+:278.1209,found 278.1208.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=23.514min(minor)and 27.419min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(6-喹啉基)甲醇,为一种白色固体,分离产率为34%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000232
该α-乙烯基-(6-喹啉基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C12H11KNO[M+K]+:224.0473,found 224.0471.
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=98/2,flow 1.6mL/min,detection at 254nm)retention time=18.376min(minor)and 19.322min(major).
实施例28
本实施例中,用等摩尔四氢异喹啉替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000233
本实施例所得上述无色液体的产率为72%,高效液相色谱测得ee值为88%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.33-7.39(m,4H),7.23-7.26(m,1H),7.10-7.15(m,3H),7.03-7.04(m,1H),4.97-4.98(dd,J=7.8,3.6Hz,1H),3.67-3.79(m,2H),2.94-2.96(m,2H),2.71-2.91(m,4H),1.92-2.00(m,2H)ppm
13C NMR(151MHz,CDCl3):δ145.0,134.0,134.0,128.7,128.2,126.9,126.6,126.4,125.8,125.6,75.5,56.8,56.3,50.7,34.1,29.0ppm
HRMS(ESI+):calculated for C18H22NO[M+H]+:268.1696,found 268.1695.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=7.179min(minor)and 11.507min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基苯甲醇,为一种无色油状物,分离产率为24%,高效液相色谱测得ee值为83%,结构式如下:
Figure BDA0002631102070000241
α-乙烯基苯甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H9O[M-H]+:133.0648,found 133.0647
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.7mL/min,detection at 254nm)retention time=9.758min(minor)and 11.640min(major).
实施例29
本实施例中,用等摩尔1-乙酰哌嗪替换实施例1中的N-苯基哌嗪,其他步骤与实施例1相同,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000242
本实施例所得上述无色液体的产率为64%,高效液相色谱测得ee值为90%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.33-7.38(m,4H),7.24-7.28(m,1H),4.95(t,J=5.8,1H),3.69(br,2H),3.53(t,J=5.1Hz,1H),2.45-2.76(m,6H),2.10(s,1H),1.88-1.93(m,2H)ppm
13C NMR(151MHz,CDCl3):δ169.0,144.5,128.3,127.2,125.5,75.3,57.0,53.3,52.9,46.1,41.3,33.7,21.3ppm
HRMS(ESI+):calculated for C15H23N2O2[M+H]+:263.1754,found 263.1753.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=19.790min(minor)and 26.156min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基苯甲醇,为一种无色油状物,分离产率为33%,高效液相色谱测得ee值为85%,结构式如下:
Figure BDA0002631102070000243
α-乙烯基苯甲醇的波谱数据如下:
HRMS(ESI+):calculated for C9H9O[M-H]+:133.0648,found 133.0647
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.7mL/min,detection at 254nm)retention time=9.758min(minor)and 11.640min(major).
实施例30
本实施例中,用等摩尔α-乙烯基-(4-噻吩-苯基)甲醇替换实施例1中的α-乙烯基苯甲醇,其他步骤与实施例1相同,得到结构式如下的无色液体,即手性γ-氨基醇:
Figure BDA0002631102070000244
本实施例所得上述无色液体的产率为74%,高效液相色谱测得ee值为90%,其波谱数据为:
1H NMR(600MHz,CDCl3):δ7.33-7.38(m,4H),7.24-7.28(m,1H),4.95(t,J=5.8,1H),3.69(br,2H),3.53(t,J=5.1Hz,1H),2.45-2.76(m,6H),2.10(s,1H),1.88-1.93(m,2H)ppm
13C NMR(151MHz,CDCl3):δ169.0,144.5,128.3,127.2,125.5,75.3,57.0,53.3,52.9,46.1,41.3,33.7,21.3ppm
HRMS(ESI+):calculated for C15H23N2O2[M+H]+:263.1754,found 263.1753.
HPLC(AD-H,0.46*25cm,5μm,hexane/isopropanol=90/10,flow 1.0mL/min,detection at 210nm)retention time=19.790min(minor)and 26.156min(major).
柱层析分离所得另一个化合物就是动力学拆分产物,即光学纯α-乙烯基-(4-噻吩-苯基)甲醇,为一种无色油状物,分离产率为24%,高效液相色谱测得ee值为85%,结构式如下:
Figure BDA0002631102070000251
该α-乙烯基-(4-噻吩-苯基)甲醇的波谱数据如下:
HRMS(ESI+):calculated for C13H13OS[M+H]+:217.0682,found 217.0681.
HPLC(IB,0.46*25cm,5μm,hexane/isopropanol=99/1,flow 1.7mL/min,detection at 254nm)retention time=10.758min(minor)and 11.640min(major).
以上所述实施例的各技术特征可以进行任意的组合,为使描述简洁,未对上述实施例中的各个技术特征所有可能的组合都进行描述,然而,只要这些技术特征的组合不存在矛盾,都应当认为是本说明书记载的范围。
以上所述实施例仅表达了本发明的几种实施方式,其描述较为具体和详细,但并不能因此而理解为对发明专利范围的限制。应当指出的是,对于本领域的普通技术人员来说,在不脱离本发明构思的前提下,还可以做出若干变形和改进,这些都属于本发明的保护范围。因此,本发明专利的保护范围应以所附权利要求为准。

Claims (10)

1.一种一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,包括如下步骤:在惰性气体保护下,将消旋α-烯丙醇类化合物、胺类化合物、手性钌络合物及碱性试剂在有机溶剂中反应,反应结束后分离纯化,制备手性γ-氨基醇和手性α-烯丙醇;所述消旋α-烯丙醇类化合物的结构式为
Figure FDA0003862019010000011
所述胺类化合物的结构式为
Figure FDA0003862019010000012
且在所述胺类化合物中,R1和R2成环或不成环,所述手性钌络合物选自
Figure FDA0003862019010000013
Figure FDA0003862019010000014
Figure FDA0003862019010000015
中的一种,所述手性γ-氨基醇的结构式为
Figure FDA0003862019010000016
所述手性α-烯丙醇的结构式为
Figure FDA0003862019010000017
且所述手性γ-氨基醇和所述手性α-烯丙醇的构型相反,所述消旋α-烯丙醇类化合物、所述手性γ-氨基醇和所述手性α-烯丙醇中R相同且均选自芳基、取代芳基、杂环芳基、取代杂环芳基、烷基及环状烷烃基中的一种;
所述有机溶剂为体积比为1:1~1:3的甲苯与异丙醇的混合溶剂;
所述碱性试剂为叔丁醇钾;
所述胺类化合物为环状胺时,所述环状胺为N-苯基哌嗪、硫代吗啉、吗啉、脯氨酸叔丁基酯、沃替西汀、阿莫沙平、顺式-2,6-二甲基吗啉、二苯甲基哌嗪、1-(2-嘧啶基)哌嗪、1-(2-甲氧基苯基)哌嗪、四氢吡咯、四氢异喹啉、1-乙酰哌嗪或诺氟沙星;
所述胺类化合物为脂肪胺时,R1代表C1~C4烷基、苯基、苄基、C1~C4烷基取代的苯基及C1~C4烷氧基取代的苯基中的任意一种,此时R2代表卤素、C1~C4烷基、C1~C4烷氧基、乙酰基及卤代苯基中任意一种取代基。
2.根据权利要求1所述的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,所述R选自C1~C6烷基、C4~C7环烷基、苯基、萘基、噻吩基、呋喃基、吡咯基、吡啶基、吲哚基、哌嗪基、喹啉基、苯并呋喃基、苯并噻吩基、取代的苯基、取代的杂环芳基、取代的C1~C6烷基及取代的C4~C7环烷基中的一种。
3.根据权利要求1所述的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,所述消旋α-烯丙醇类化合物为α-乙烯基苯甲醇、α-乙烯基-(4-苯基-苯基)甲醇、α-乙烯基-(4-甲基-苯基)甲醇、α-乙烯基-(4-溴-苯基)甲醇、α-乙烯基-(3-甲氧基-苯基)甲醇、α-乙烯基-(2-萘基)甲醇、α-乙烯基-(2-吲哚基)甲醇、α-乙烯基环己基甲醇、α-乙烯基-(4-氟-苯基)甲醇、α-乙烯基-(4-三氟甲-苯基)甲醇、α-乙烯基-(3-噻吩基)甲醇、α-乙烯基-(3-苯并噻吩基)甲醇、α-乙烯基-(6-喹啉基)甲醇或α-乙烯基-(4-噻吩-苯基)甲醇。
4.根据权利要求1所述的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,所述反应的温度为20℃~30℃。
5.根据权利要求1~4任一项所述的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,所述胺类化合物与所述消旋α-烯丙醇类化合物的摩尔比为(1.5~3):1。
6.根据权利要求1~4任一项所述的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,所述手性钌络合物与所述消旋α-烯丙醇类化合物的摩尔比为(0.05~0.25):100。
7.根据权利要求1~4任一项所述的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,所述反应的时间为6小时~12小时。
8.根据权利要求1~4任一项所述的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,所述分离纯化的步骤包括:除去所述有机溶剂,然后以乙酸乙酯和石油醚的混合溶剂为淋洗剂进行柱层析分离。
9.根据权利要求1~4任一项所述的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,所述碱性试剂与所述消旋α-烯丙醇类化合物的摩尔比为(15~30):100。
10.根据权利要求1~4任一项所述的一锅法制备手性γ-氨基醇与手性α-烯丙醇的方法,其特征在于,所述惰性气体为氮气或氩气。
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