CN111393336A - 磺胺类化合物及其无金属催化的构建方法和应用 - Google Patents

磺胺类化合物及其无金属催化的构建方法和应用 Download PDF

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CN111393336A
CN111393336A CN202010157997.7A CN202010157997A CN111393336A CN 111393336 A CN111393336 A CN 111393336A CN 202010157997 A CN202010157997 A CN 202010157997A CN 111393336 A CN111393336 A CN 111393336A
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substituted phenyl
phenyl
reaction
naphthyl
alkyl
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姜雪峰
李亚萍
王明
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East China Normal University
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Abstract

本发明公开了一种如式(I)所示的磺胺类化合物及其合成方法,以硝基芳烃、无机硫试剂和硼酸为反应原料,在碱和添加剂的作用下,在溶剂中反应得到一系列磺胺类化合物。本发明无需金属催化和额外的还原剂,以无机硫试剂作为硫源和还原剂,三组分一锅法一步构建得到一系列磺胺类化合物。本发明还公开了所述磺胺类化合物在合成磺胺类药物中的应用。本发明合成方法原料来源广泛、廉价易得;反应操作简单;底物普适性强;经济实用。本发明具有较强的实用价值和广泛的应用前景。

Description

磺胺类化合物及其无金属催化的构建方法和应用
技术领域
本发明属于有机化合物合成及应用技术领域,涉及磺胺类化合物及其合成方 法和应用,具体涉及无金属催化的磺胺类化合物构建方法、磺胺类化合物和应用。
背景技术
磺胺类化合物是一类极其重要的化合物,尤其是在天然产物、药物分子中被 广泛应用。因此,发展一种高效、环保、步骤经济性的合成磺胺类化合物的方法 就十分重要。
现有制备磺胺类化合物主要是通过磺酰氯与胺缩合。然而,现有的制备方法 使用了磺酰氯作为反应原料,底物普适性差,而且试剂需要预先制备。因此,发 展一种环保,而且具有广谱用途的制备磺胺类化合物的方法就具有非常重要的意 义。
发明内容
为了克服现有技术的上述缺陷,本发明创新性地提出了一种无需金属催化, 无需额外还原试剂,直接由硝基芳烃,无机二氧化硫源和硼酸三组分一步高效构 建磺胺类化合物的方法。本发明的合成方法简单,原料来源广泛且廉价易得,底 物普适性广,产率高(45%-90%)。
本发明提出了磺胺类化合物的合成方法,在溶剂中,以式(a)硝基芳烃、 式(b)无机硫试剂和式(c)硼酸类化合物为反应原料,在碱和添加剂的作用下 反应得到一系列式(I)所述磺胺类化合物;所述反应过程如下反应式(A)所示:
Figure BDA0002404760450000011
其中,Ar是芳基,芳基杂环,杂环基,带有各种取代基的芳基或芳基杂环;
R是烷基,环烷基,烯基,环烷基烯基,芳基,芳基杂环,杂环基,带有各 种取代基的芳基或芳基杂环。
优选地,Ar为苯基、烷基取代的苯基、烷氧基取代的苯基、硫甲基取代的 苯基、羰基取代的苯基、卤素取代的苯基、砜基取代的苯基、噻唑基、吡啶基、 苯并呋喃基、喹啉基、萘基;
R为烷基、环烷基、烯基、环烷基烯基、苯基、烷基取代的苯基、烷氧基取 代的苯基、酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、噻吩基、呋喃 基、喹啉基、二苯并呋喃基、萘基、菲基。
优选地,Ar为苯基、C1-C10烷基取代的苯基、C1-C10烷氧基取代的苯基、 硫甲基取代的苯基、羰基取代的苯基、卤素取代的苯基、砜基取代的苯基、噻唑 基、吡啶基、苯并呋喃基、喹啉基、萘基;
R为C1-C10烷基、C1-C10环烷基、C1-C10烯基、C1-C10环烷基烯基、苯 基、C1-C10烷基取代的苯基、C1-C10烷氧基取代的苯基、C1-C10酯基取代的 苯基、卤素取代的苯基、羟基取代的苯基、噻吩基、呋喃基、喹啉基、二苯并呋 喃基、萘基、菲基。
进一步优选地,Ar为苯基、甲基取代的苯基、甲氧基取代的苯基、硫甲基 取代的苯基、羰基取代的苯基、卤素取代的苯基、吡啶基、噻唑基、喹啉基、萘 基;
R为正丁基、苯乙基、环己基、环己烯基、苯基、甲基取代的苯基、甲氧基 取代的苯基、甲酸乙酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、喹啉 基、噻吩基、呋喃基、萘基、菲基。
本发明中,所述反应的温度为60-150℃;优选地,为130℃。
本发明中,所述反应的时间为6-15小时;优选地,为2-15小时;进一步优 选地,为10小时。
本发明中,所述溶剂选自二甲亚砜、N,N-二甲基甲酰胺、N,N-二甲基乙酰胺、 四氢呋喃、1,4-二氧六环、1,2-二氯乙烷、乙腈、N-甲基吡咯烷酮、乙酸乙酯、 氯仿、乙醇等中的一种或多种;优选地,为N,N-二甲基甲酰胺。
本发明中,所述无机硫试剂为反应硫源,选自焦亚硫酸钠、焦亚硫酸钾、 DABSO、亚硫酸氢钠、保险粉和吊白块等中的一种或多种;优选地,为焦亚硫 酸钠。
本发明中,所述碱选自碳酸钾、碳酸钠、碳酸锂、碳酸氢钠、磷酸钾、氢氧 化钾、氢氧化钠、氢氧化锂、磷酸锂、三乙胺、二异丙基乙基胺、三乙烯二胺等 中的一种或多种;优选地,为磷酸锂。
本发明中,所述添加剂选自四丁基溴化铵、四丁基氯化铵、四丁基碘化铵、 四丁基氟化铵、18-冠-6、15-冠-5、氯化胆碱、四丁基六氟磷酸铵、四丁基四氟 硼酸铵等中的一种或多种;优选地,为氯化胆碱。
本发明中,所述式(a)硝基芳烃与式(b)无机硫试剂、式(c)硼酸类化 合物、碱、添加剂的摩尔比用量为1:(1-5):(1-5):(1-5):(1-5);优选地,为 1:3:1.5:1:2。
本发明中,所述反应优选在氮气保护下进行。
本发明中,当以硝基芳烃、焦亚硫酸钠和硼酸为反应原料,在碱、添加剂的 作用下,反应机理如反应式(B)所示,一方面,焦亚硫酸钠激活硼酸的碳-硼键 得到中间体B,并通过1,5-迁移和单电子转移过程释放中间体C。另一方面焦亚 硫酸钠与硝基结合生成中间体A,释放Mask基团产生亚硝基苯1b-II。从中间体 C到亚硝基苯1b-II的自由基加成产生羟胺自由基E.而后耦合得到中间体F,最 后通过水解进行第二次还原,得到所需的磺酰胺产物3。
Figure BDA0002404760450000031
Figure BDA0002404760450000041
在一个具体的实施方式中:所述反应过程如下反应式(A’)所示。
Figure BDA0002404760450000042
在一个具体的实施方式中:所述反应过程如下反应式(A”)所示。
Figure BDA0002404760450000043
其中,Ar、R的定义同反应式(A)。
本发明还提出了如式(I)所示的磺胺类化合物,
Figure BDA0002404760450000044
其中,Ar、R的定义同反应式(A)。
即,反应式(A’)、反应式(A”)、式(I)中,Ar是芳基,芳基杂环,杂环 基,带有各种取代基的芳基或芳基杂环;
R是烷基,环烷基,烯基,环烷基烯基,芳基,芳基杂环,杂环基,带有各 种取代基的芳基或芳基杂环。
优选地,Ar为苯基、烷基取代的苯基、烷氧基取代的苯基、硫甲基取代的 苯基、羰基取代的苯基、卤素取代的苯基、砜基取代的苯基、噻唑基、吡啶基、 苯并呋喃基、喹啉基、萘基;
R为烷基、环烷基、烯基、环烷基烯基、苯基、烷基取代的苯基、烷氧基取 代的苯基、酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、噻吩基、呋喃 基、喹啉基、二苯并呋喃基、萘基、菲基。
优选地,Ar为苯基、C1-C10烷基取代的苯基、C1-C10烷氧基取代的苯基、 硫甲基取代的苯基、羰基取代的苯基、卤素取代的苯基、砜基取代的苯基、噻唑 基、吡啶基、苯并呋喃基、喹啉基、萘基;
R为C1-C10烷基、C1-C10环烷基、C1-C10烯基、C1-C10环烷基烯基、苯 基、C1-C10烷基取代的苯基、C1-C10烷氧基取代的苯基、C1-C10酯基取代的 苯基、卤素取代的苯基、羟基取代的苯基、噻吩基、呋喃基、喹啉基、二苯并呋 喃基、萘基、菲基。
进一步优选地,Ar为苯基、甲基取代的苯基、甲氧基取代的苯基、硫甲基 取代的苯基、羰基取代的苯基、卤素取代的苯基、吡啶基、噻唑基、喹啉基、萘 基;
R为正丁基、苯乙基、环己基、环己烯基、苯基、甲基取代的苯基、甲氧基 取代的苯基、甲酸乙酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、喹啉 基、噻吩基、呋喃基、萘基、菲基。
本发明还提出了由上述合成方法制备得到的如式(4)所示的磺胺类化合物。
本发明还提出了所述磺胺类化合物在制备磺胺类药物中的应用。
本发明的有益效果在于:本发明创新性地提出了一种无需金属催化剂和额外 还原剂,直接由无机硫试剂作为硫源和还原剂,三组分一锅法一步高效构建一系 列磺胺类化合物的方法。本发明的合成方法采用硝基芳烃、硼酸为反应原料,在 无机硫试剂、碱和添加剂的作用下,合成磺胺类化合物。通过本发明发展的磺胺 类化合物可以用来合成磺胺类药物。本发明合成方法原料来源广泛、廉价易得; 反应操作简单;底物普适性强;经济实用。本发明具有较强的实用价值和广泛的 应用前景。
具体实施方式
结合以下具体实施例,对本发明作进一步的详细说明,本发明的保护内容不 局限于以下实施例。在不背离发明构思的精神和范围下,本领域技术人员能够想 到的变化和优点都被包括在本发明中,并且以所附的权利要求书为保护范围。实 施本发明的过程、条件、试剂、实验方法等,除以下专门提及的内容之外,均为 本领域的普遍知识和公知常识,本发明没有特别限制内容。以下实施例所给出的 数据包括具体操作和反应条件及产物。产物纯度通过核磁鉴定。
实施例1
化合物3的合成:
Figure BDA0002404760450000051
Figure BDA0002404760450000061
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4 mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至130℃ 反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加水淬灭, 乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离得到纯化 的目的产物3(80%)。1H NMR(400MHz,CDCl3)δ7.80–7.77(m,2H),7.55–7.48 (m,1H),7.45–7.39(m,2H),7.11(s,1H),7.05–6.96(m,4H),2.26(s,3H);13C NMR(100MHz,CDCl3)δ138.9,135.4,133.6,132.9,129.8,128.9,127.2,122.3, 20.8;
实施例2
化合物4的合成:
Figure BDA0002404760450000062
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),4-氯苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷 酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热 至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物4(66%)。1H NMR(400MHz,CDCl3)δ7.71–7.66(m,2H), 7.41–7.34(m,2H),7.06–7.02(m,3H),6.99–6.92(m,2H),2.28(s,3H);13C NMR(100MHz,CDCl3)δ139.4,137.4,135.9,133.2,129.9,129.3,128.7,122.6, 20.8;
实施例3
化合物5的合成:
Figure BDA0002404760450000071
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),4-甲氧基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物5(88%)。1H NMR(400MHz,CDCl3)δ7.73–7.66(m,2H), 7.02(d,J=8.2Hz,2H),6.96(d,J=8.4Hz,2H),6.91(s,1H),6.89–6.85(m,2H), 3.81(s,3H),2.26(s,3H);13C NMR(100MHz,CDCl3)δ163.0,135.2,133.9,130.6, 129.8,129.4,122.2,114.1,55.5,20.8;
实施例4
化合物6的合成:
Figure BDA0002404760450000072
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),4-甲氧基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物6(83%)。1H NMR(400MHz,CDCl3)δ7.67–7.62(m,2H), 7.21–7.16(m,2H),7.11–6.89(m,5H),2.46(s,3H),2.26(s,3H);13CNMR(100 MHz,CDCl3)δ145.9,135.4,134.6,133.6,129.8,127.5,125.1,122.2,20.8,14.6.
实施例5
化合物7的合成:
Figure BDA0002404760450000081
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),4-乙氧羰基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物7(45%)。1H NMR(400MHz,CDCl3)δ8.07(d,J=8.5Hz, 2H),7.80(d,J=8.6Hz,2H),7.04–7.00(m,3H),6.95(d,J=8.4Hz,2H),4.38(q,J =7.1Hz,2H),2.27(s,3H),1.39(t,J=7.1Hz,3H);13C NMR(100MHz,CDCl3)δ 165.1,142.7,136.0,134.3,133.1,130.1,130.0,127.2,122.7,61.7,20.8,14.2.
实施例6
化合物8的合成:
Figure BDA0002404760450000082
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),4-叔丁基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物8(82%)。1H NMR(400MHz,CDCl3)δ7.72(d,J=8.6Hz, 2H),7.43(d,J=8.6Hz,2H),7.18(s,1H),7.06–6.98(m,4H),2.26(s,3H),1.29(s, 9H);13C NMR(100MHz,CDCl3)δ156.6,136.1,135.0,133.9,129.8,127.0,125.9, 121.9,35.1,31.0,20.8.
实施例7
化合物9的合成:
Figure BDA0002404760450000091
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),2-甲基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物9(76%)。1H NMR(400MHz,CDCl3)δ7.89–7.83(m,1H), 7.36–7.32(m,1H),7.19–7.15(m,2H),6.92(d,J=8.2Hz,2H),6.88(s,1H),6.85 –6.82(m,2H),2.57(s,3H),2.16(s,3H);13C NMR(100MHz,CDCl3)δ137.4,137.2,135.0,133.6,133.0,132.5,130.0,129.8,126.2,121.3,20.7,20.4.
实施例8
化合物10的合成:
Figure BDA0002404760450000092
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),1-萘硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸 锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至 130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加 水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离 得到纯化的目的产物10(86%)。1H NMR(400MHz,CDCl3)δ8.74(d,J=8.5Hz, 1H),8.18(dd,J=7.4,1.1Hz,1H),8.01(d,J=8.2Hz,1H),7.92(d,J=7.9Hz,1H), 7.68–7.63(m,1H),7.62–7.56(m,1H),7.45–7.39(m,1H),7.11(s,1H),6.90(d,J =8.2Hz,2H),6.85–6.79(m,2H),2.19(s,3H);13C NMR(100MHz,CDCl3)δ 135.3,134.5,134.1,134.0,133.5,130.3,129.6,129.1,128.5,128.1,126.8,124.2, 124.0,122.3,20.7.
实施例9
化合物11的合成:
Figure BDA0002404760450000101
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),9-菲硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸 锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至 130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加 水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离 得到纯化的目的产物11(90%)。1H NMR(400MHz,CDCl3)δ8.85–8.80(m,1H), 8.71–8.69(m,1H),8.61(d,J=8.4Hz,1H),8.54(s,1H),7.89(d,J=7.1Hz,1H), 7.76–7.70(m,3H),7.62–7.57(m,1H),7.23(s,1H),6.88(s,4H),2.13(s,3H);13C NMR(100MHz,CDCl3)δ135.4,133.4,133.2,132.5,132.3,131.2,130.5,129.7(3),
129.6(9),129.1,127.9,127.5,127.4,125.8,125.1,123.4,122.6,122.4,20.7.
实施例10
化合物12的合成:
Figure BDA0002404760450000111
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),4-硼酸三苯胺(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷 酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热 至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物12(85%)。1H NMR(400MHz,CDCl3)δ7.56(d,J=8.9Hz, 2H),7.33–7.28(m,4H),7.18–7.07(m,7H),7.04(d,J=3.9Hz,4H),6.91(d,J= 8.9Hz,2H),2.29(s,3H);13C NMR(100MHz,CDCl3)δ151.8,146.1,134.9,134.1, 129.7(3),129.6(5),129.5,128.6,126.0,124.9,121.9,119.3,20.8.
实施例11
化合物13的合成:
Figure BDA0002404760450000112
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),9,9-二甲基芴-1-硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物13(83%)。1H NMR(400MHz,CDCl3)δ7.81(dd,J=8.0, 1.7Hz,1H),7.77–7.72(m,3H),7.45–7.35(m,3H),7.17(s,1H),7.01(s,4H),2.24 (s,3H),1.39(s,6H);13C NMR(100MHz,CDCl3)δ154.4,154.0,143.8,137.2,136.9, 135.5,133.8,129.7,128.8,127.3,126.4,122.8(1),122.7(7),122.0,121.0,120.1,47.1, 26.5,20.7.
实施例12
化合物14的合成:
Figure BDA0002404760450000121
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),3,4-亚甲基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物14(77%)。1H NMR(400MHz,CDCl3)δ7.32(dd,J=8.2, 1.8Hz,1H),7.18(d,J=1.8Hz,1H),7.04(d,J=8.2Hz,2H),6.97(d,J=8.4Hz, 2H),6.82(s,1H),6.78(d,J=8.2Hz,1H),6.03(s,2H),2.27(s,3H);13C NMR(100 MHz,CDCl3)δ151.5,148.0,135.4,133.64,132.3,129.9,123.2,122.2,108.1,107.5, 102.2,20.8.
实施例13
化合物15的合成:
Figure BDA0002404760450000122
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),苯并噻吩-2-硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物15(50%)。1H NMR(400MHz,CDCl3)δ7.80(d,J=8.2Hz, 2H),7.74(s,1H),7.48–7.39(m,2H),7.06(s,4H),6.95(s,1H),2.28(s,3H);13C NMR(100MHz,CDCl3)δ141.8,139.6,137.4,136.0,133.1,130.1,130.0,127.3, 125.7,125.4,122.6(3),122.5(7),20.9.
实施例14
化合物16的合成:
Figure BDA0002404760450000131
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),呋喃-2-硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷 酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热 至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物16(41%)。1H NMR(400MHz,CDCl3)δ7.53–7.52(m, 1H),7.07(d,J=8.2Hz,2H),7.03–6.98(m,2H),6.95(dd,J=3.5,0.8Hz,1H),6.81 (s,1H),6.42–6.41(m,1H),2.28(s,3H);13C NMR(100MHz,CDCl3)δ147.2,146.4, 136.1,132.7,129.8,122.7,117.8,111.2,20.8.
实施例15
化合物17的合成:
Figure BDA0002404760450000132
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),噻吩-3-硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4 mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至130℃ 反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加水淬灭, 乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离得到纯化 的目的产物17(80%)。1H NMR(400MHz,CDCl3)δ7.77(dd,J=3.1,1.3Hz,1H), 7.26–7.24(m,1H),7.18(dd,J=5.1,1.3Hz,1H),6.98(m,3H),6.94–6.90(m,2H), 2.20(s,3H);13C NMR(100MHz,CDCl3)δ138.8,135.6,133.5,131.0,129.8,127.7, 125.4,122.5,20.8.
实施例16
化合物18的合成:
Figure BDA0002404760450000141
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),4-二苯并呋喃硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物18(75%)。1H NMR(400MHz,CDCl3)δ8.09(dd,J=7.7, 1.1Hz,1H),7.95(dd,J=7.7,0.6Hz,1H),7.86(dd,J=7.8,1.1Hz,1H),7.72(d,J= 8.3Hz,1H),7.58–7.52(m,1H),7.45–7.39(m,1H),7.37–7.33(m,1H),7.30(s, 1H),6.97–6.88(m,4H),2.17(s,3H);13C NMR(100MHz,CDCl3)δ156.3,150.9, 135.5,133.3,129.8,128.4,127.5,126.1,125.7,123.8,123.0,122.8,122.7,122.0, 120.9,112.2,20.7.
实施例17
化合物19的合成:
Figure BDA0002404760450000142
Figure BDA0002404760450000151
向反应管中加入4-氯硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv), 苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4mmol, 2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至130℃反应10 小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加水淬灭,乙酸乙 酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离得到纯化的目的 产物19(88%)。1H NMR(400MHz,CDCl3)δ7.82–7.77(m,2H),7.57–7.52(m, 1H),7.46–7.42(m,3H),7.21–7.15(m,2H),7.07–7.02(m,2H);13CNMR(100 MHz,CDCl3)δ138.5,134.9,133.2,131.0,129.4,129.1,127.2,123.0.
实施例18
化合物20的合成:
Figure BDA0002404760450000152
向反应管中加入硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),4- 甲基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4 mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至130℃ 反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加水淬灭, 乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离得到纯化 的目的产物20(83%)。1H NMR(400MHz,CDCl3)δ7.70(d,J=8.3Hz,2H),7.34 (s,1H),7.24–7.20(m,4H),7.15–7.03(m,3H),2.36(s,3H);13C NMR(100MHz, CDCl3)δ143.8,136.6,136.0,129.6,129.2,127.2,125.1,121.4,21.5.
实施例19
化合物21的合成:
Figure BDA0002404760450000153
Figure BDA0002404760450000161
向反应管中加入1-硝基萘(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv), 苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4mmol, 2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至130℃反应10 小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加水淬灭,乙酸乙 酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离得到纯化的目的 产物21(54%)。1H NMR(400MHz,CDCl3)δ7.81(d,J=8.1Hz,2H),7.78–7.68 (m,3H),7.51–7.31(m,7H),7.11(s,1H);13C NMR(100MHz,CDCl3)δ139.2, 134.2,132.9,131.2,129.0,128.9,128.4,127.4,127.3,126.6,126.3,125.4,123.1, 121.4.
实施例20
化合物22的合成:
Figure BDA0002404760450000162
向反应管中加入1,2,4-三甲基5-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),3-氟-5-甲氧基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0 equiv),磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应 体系加热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却 至室温,加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩, 柱层析分离得到纯化的目的产物22(54%)。1H NMR(400MHz,CDCl3)δ7.09– 6.97(m,3H),6.88(s,1H),6.79-6.75(m,1H),6.34(s,1H),3.74(s,3H),2.18(s,6H), 1.95(s,3H);13C NMR(100MHz,CDCl3)δ164.3,161.8,161.1(d,J=11Hz),135.3 (d,J=28Hz),132.0,131.3,129.7,126.7,108.2,107.0,106.7(d,J=6Hz),106.5, 56.0,19.2,19.1,16.9;19F NMR(376MHz,CDCl3)δ-108.3.
实施例21
化合物23的合成:
Figure BDA0002404760450000171
向反应管中加入4-氯硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv), 喹啉-3-硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4 mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至130℃ 反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加水淬灭, 乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离得到纯化 的目的产物23(71%)。1H NMR(400MHz,d6-DMSO)δ10.77(s,1H),9.12(d,J= 2.3Hz,1H),8.87(d,J=2.2Hz,1H),8.20(d,J=7.8Hz,1H),8.08(d,J=8.5Hz, 1H),7.96–7.88(m,1H),7.74–7.70(m,1H),7.32–7.23(m,2H),7.20–7.12(m, 2H);13C NMR(100MHz,d6-DMSO)δ147.9,145.7,135.9,135.6,132.3,131.7,129.1,128.8,128.3,127.9,125.4,121.7.
实施例22
化合物24的合成:
Figure BDA0002404760450000172
向反应管中加入4-硝基二苯甲酮(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),呋喃-3-硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷 酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热 至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物24(83%)。1H NMR(400MHz,CDCl3)δ8.17(s,1H),7.96 (d,J=0.6Hz,1H),7.80–7.69(m,4H),7.59–7.56(m,1H),7.52–7.40(m,3H), 7.28(d,J=8.5Hz,2H),6.61(d,J=1.2Hz,1H);13C NMR(100MHz,CDCl3)δ195.7,146.3,144.9,140.6,137.4,133.6,132.4,131.8,129.8,128.3,126.2,118.9,108.0.
实施例23
化合物25的合成:
Figure BDA0002404760450000181
向反应管中加入1,2-亚甲基双氧-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),噻吩-3-硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物25(80%)。1H NMR(400MHz,CDCl3)δ7.78–7.77(m, 1H),7.30–7.28(m,1H),7.21–7.16(m,1H),6.90(s,1H),6.63(d,J=2.0Hz,1H), 6.58(d,J=8.2Hz,1H),6.42(dd,J=8.2,2.1Hz,1H),5.87(s,2H);13C NMR(100 MHz,CDCl3)δ148.0,146.1,138.5,131.2,129.9,127.8,125.5,117.0,108.2,105.6, 101.5.
实施例24
化合物26的合成:
Figure BDA0002404760450000182
向反应管中加入2-丁基-5-硝基苯并呋喃(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),4-甲氧基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物26(78%)。1H NMR(400MHz,CDCl3)δ7.63–7.57(m, 2H),7.18–7.16(m,1H),7.13(d,J=8.7Hz,1H),7.03(s,1H),6.80–6.73(m,3H), 6.19(d,J=0.7Hz,1H),3.71(s,3H),2.63(t,J=7.6Hz,2H),1.64–1.57(m,2H), 1.36–1.27(m,2H),0.86(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ162.9,161.0,152.7,131.1,130.5,129.6,129.4,119.1,115.3,114.0,110.9,101.9,55.5,29.6,28.1,22.2,13.7.
实施例25
化合物27的合成:
Figure BDA0002404760450000191
向反应管中加入2-丁基-5-硝基苯并呋喃(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),2-萘硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷 酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热 至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物27(72%)。1H NMR(400MHz,CDCl3)δ8.34(d,J=1.2Hz, 1H),7.86–7.82(m,3H),7.77(dd,J=8.7,1.8Hz,1H),7.62–7.50(m,2H),7.29(d, J=2.1Hz,1H),7.21(s,1H),7.18(d,J=8.7Hz,1H),6.88(dd,J=8.7,2.2Hz,1H), 6.24(s,1H),2.69(t,J=7.6Hz,2H),1.70–1.63(m,2H),1.42–1.33(dt,J=14.9, 7.4Hz,2H),0.93(t,J=7.3Hz,3H);13C NMR(100MHz,CDCl3)δ161.1,152.8,135.9,134.8,132.0,130.8,129.7,129.3,129.2,128.8,128.7,127.8,127.3,122.4,119.3,115.6,111.0,101.9,29.6,28.1,22.2,13.7.
实施例26
化合物28的合成:
Figure BDA0002404760450000192
Figure BDA0002404760450000201
向反应管中加入6-硝基苯并噻唑(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),3-甲基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷 酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热 至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物28(61%)。1H NMR(400MHz,CDCl3)δ8.93(s,1H),7.96 (d,J=8.7Hz,1H),7.81(d,J=2.1Hz,1H),7.61(s,1H),7.57(d,J=7.3Hz,1H), 7.34–7.26(m,3H),7.15(dd,J=8.7,2.2Hz,1H),2.33(s,3H);13C NMR(100MHz, CDCl3)δ154.0,150.9,139.4,138.7,134.8,134.3,134.0,129.0,127.5,124.3,124.0, 121.1,114.8,21.3.
实施例27
化合物29的合成:
Figure BDA0002404760450000202
向反应管中加入6-硝基喹啉(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv), 3,4-亚甲基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸 锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至 130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加 水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离 得到纯化的目的产物29(85%)。1H NMR(400MHz,d6-DMSO)δ10.63(s,1H), 8.76(dd,J=4.0,1.3Hz,1H),8.27(d,J=8.2Hz,1H),7.92(d,J=9.0Hz,1H),7.66 (d,J=2.2Hz,1H),7.54(dd,J=9.1,2.3Hz,1H),7.46–7.43(m,1H),7.39(dd,J= 8.2,1.7Hz,1H),7.31(d,J=1.6Hz,1H),6.99(d,J=8.2Hz,1H),6.09(s,2H);13CNMR(100MHz,d6-DMSO)δ150.7,148.9,147.4,144.2,135.4,135.0,131.9,129.6, 127.8,123.0,122.2,121.4,114.8,107.8,106.0,102.1.
实施例28
化合物30的合成:
Figure BDA0002404760450000211
向反应管中加入3-甲基-2-硝基吡啶(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),噻吩-3-硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷 酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热 至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物30(54%)。1H NMR(400MHz,CDCl3)δ7.98(d,J=2.1Hz, 1H),7.55(d,J=6.1Hz,1H),7.48–7.43(m,2H),7.33–7.31(m,1H),6.59–6.56 (m,1H),2.20(s,3H);13C NMR(100MHz,CDCl3)δ153.4,143.6,140.3,132.4, 130.6,128.0,127.2,125.5,111.9,17.8.
实施例29
化合物31的合成:
Figure BDA0002404760450000212
向反应管中加入2-氯-4-硝基吡啶(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),3-苄氧基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物31(72%)。1H NMR(400MHz,CDCl3)δ8.16(d,J=5.4Hz, 1H),7.52–7.46(m,2H),7.46–7.31(m,7H),7.20(dd,J=8.3,1.8Hz,1H),7.06(s, 1H),6.95(d,J=4.3Hz,1H),5.07(s,2H);13C NMR(100MHz,CDCl3)δ159.2, 152.3,150.3,146.6,139.3,135.6,130.7,128.8,128.4,127.5,121.1,119.5,113.0, 112.2,111.3,70.5.
实施例30
化合物32的合成:
Figure BDA0002404760450000221
向反应管中加入4-硝基苯乙酮(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv), 环己烯基1-硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4 mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至130℃ 反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加水淬灭, 乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离得到纯化 的目的产物32(60%)。1H NMR(400MHz,CDCl3)δ7.90(d,J=8.7Hz,2H),7.66 (s,1H),7.18(d,J=8.7Hz,2H),6.99–6.97(m,1H),2.56(s,3H),2.29–2.20(m, 4H),1.68–1.48(m,4H);13C NMR(100MHz,CDCl3)δ197.0,141.7,140.4,136.8, 132.7,130.0,117.8,26.4,25.4,23.1,21.6,20.6.
实施例31
化合物33的合成:
Figure BDA0002404760450000222
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),环己基硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸 锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至 130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加 水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离 得到纯化的目的产物33(58%)。1H NMR(400MHz,CDCl3)δ7.13(s,4H),6.78(s, 1H),3.01–2.93(m,1H),2.32(s,3H),2.15(d,J=12.2Hz,2H),1.85(dd,J=9.5, 2.5Hz,2H),1.67–1.51(m,3H),1.25–1.16(m,3H);13C NMR(100MHz,CDCl3)δ 134.6,134.5,130.1,120.7,60.0,26.3,25.0(3),24.9(8),20.8.
实施例32
化合物34的合成:
Figure BDA0002404760450000231
向反应管中加入1-甲基-4-硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0 equiv),正丁基硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸 锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至 130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加 水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离 得到纯化的目的产物34(63%)。1H NMR(400MHz,CDCl3)δ7.13(s,4H),6.86(s, 1H),3.12–3.01(m,2H),2.32(s,3H),1.83–1.75(m,2H),1.44–1.35(m,2H),0.89 (t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ135.1,134.1,130.1,121.1,51.0, 25.4,21.4,20.8,13.5.
实施例33
化合物35的合成:
Figure BDA0002404760450000232
向反应管中加入2-硝基芴(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv), 苯乙基硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4 mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至130℃ 反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加水淬灭, 乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离得到纯化 的目的产物35(60%)。1H NMR(400MHz,CDCl3)δ7.61(dd,J=18.4,7.8Hz,2H), 7.44(d,J=7.5Hz,1H),7.28–7.23(m,2H),7.22–7.14(m,4H),7.04(d,J=6.6Hz, 2H),7.00(dd,J=8.1,1.7Hz,1H),6.74(s,1H),3.76(s,2H),3.31–3.27(m,2H), 3.09–3.05(m,2H);13C NMR(100MHz,CDCl3)δ144.8,143.0,140.8,139.3,137.5,135.0,128.9,128.5,127.1,126.9,126.7,125.0,120.6,119.9,119.7,118.0,52.4,36.9,29.9.
实施例34
化合物36的合成:
Figure BDA0002404760450000241
向反应管中加入Boc-L-4-硝基苯丙氨酸(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),双丙酮葡萄糖衍生的硼酸化合物(0.3mmol,1.5equiv),氯化胆碱(0.2 mmol,1.0equiv),磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF (2.0mL),反应体系加热至130℃反应10小时。至硝基化物全部转化完全后,将 反应体系冷却至室温,加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥, 过滤,浓缩,柱层析分离得到纯化的目的产物36(73%)。1H NMR(400MHz, CDCl3)δ7.73(d,J=8.9Hz,2H),7.61(s,1H),7.03–6.96(m,6H),5.89(d,J=3.8 Hz,1H),5.02(d,J=8.2Hz,1H),4.72(d,J=3.1Hz,1H),4.51(d,J=3.9Hz,2H), 4.40–4.36(m,1H),4.25(dd,J=8.0,3.0Hz,1H),4.13–4.04(m,2H),3.64(s,3H),3.04–2.92(m,2H),1.52(s,3H),1.39(d,J=3.0Hz,12H),1.27(d,J=8.4Hz,6H); 13C NMR(100MHz,CDCl3)δ172.2,160.2,155.0,135.6,132.8,131.9,130.1,129.4, 121.1,115.5,112.2,109.3,105.1,81.9,80.1,80.0,71.8,67.0,54.3,52.2,37.6,28.2, 26.8,26.6,26.1,25.1.
实施例35
化合物37的合成:
Figure BDA0002404760450000251
向反应管中加入Boc-L-缬氨酸和4-硝基苯丙氨酸甲酯缩合的二肽(0.2mmol), 焦亚硫酸钠(0.6mmol,3.0equiv),果糖二丙酮衍生的硼酸化合物(0.3mmol,1.5 equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4mmol,2.0equiv),抽空换氮 三次后加溶剂DMF(2.0mL),反应体系加热至130℃反应10小时。至硝基化物 全部转化完全后,将反应体系冷却至室温,加水淬灭,乙酸乙酯(10mL*3)萃取, 无水硫酸钠干燥,过滤,浓缩,柱层析分离得到纯化的目的产物37(63%)。1H NMR(400MHz,CDCl3)δ7.67(d,J=8.9Hz,2H),7.59(s,1H),6.98(s,4H),6.89(d, J=8.9Hz,2H),6.58(d,J=7.5Hz,1H),5.12(d,J=8.8Hz,1H),4.79(dd,J=12.9, 6.1Hz,1H),4.62(dd,J=7.9,2.6Hz,1H),4.46(d,J=2.6Hz,1H),4.25(d,J=7.9 Hz,1H),4.14(d,J=10.2Hz,1H),4.02(d,J=10.2Hz,1H),3.94(dd,J=13.0,1.7Hz,2H),3.76(d,J=13.0Hz,1H),3.63(s,3H),3.06–2.94(m,2H),2.05–2.01(m, 1H),1.53(s,3H),1.45(s,3H),1.42(s,9H),1.39(s,3H),1.32(s,3H),0.87(dd,J= 19.8,6.6Hz,6H);13C NMR(100MHz,CDCl3)δ171.5,161.7,155.8,135.8,132.6, 131.3,130.0,129.3,121.4,114.7,109.0(3),108.9(9),101.7,79.9,70.8,70.0,68.8, 61.2,59.8,53.1,52.3,37.4,30.8,28.2,26.5,25.9,25.2,23.9,19.1,17.8.
实施例36
化合物38的合成:
Figure BDA0002404760450000252
向反应管中加入Boc-L-4-硝基苯丙氨酸(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),雌酚酮衍生的硼酸化合物(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL), 反应体系加热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系 冷却至室温,加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓 缩,柱层析分离得到纯化的目的产物38(57%)。1H NMR(400MHz,CDCl3)δ7.54 (d,J=6.3Hz,2H),7.45(s,1H),7.35(d,J=8.8Hz,1H),7.03(q,J=8.3Hz,4H), 5.01(d,J=8.1Hz,1H),4.54(d,J=7.1Hz,1H),3.68(s,3H),3.11–2.86(m,4H), 2.57–2.50(m,1H),2.44–2.28(m,2H),2.22–1.96(m,4H),1.70–1.45(m,6H), 1.42(s,9H),0.92(s,3H);13C NMR(100MHz,CDCl3)δ220.6,172.2,155.0,145.3,137.7,136.4,135.7,132.7,130.0,127.5,126.0,124.3,121.1,80.0,54.3,52.2,50.3,47.8,44.4,37.6,37.4,35.7,31.4,29.1,28.2,26.0,25.4,21.5,13.7.
实施例37
化合物3al的合成:
Figure BDA0002404760450000261
向反应管中加入2,4-二氯-4’-硝基二苯醚(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),氯贝特衍生的硼酸化合物(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL), 反应体系加热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系 冷却至室温,加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓 缩,柱层析分离得到纯化的目的产物39(72%)。1H NMR(400MHz,CDCl3)δ7.67 –7.60(m,2H),7.42(d,J=2.5Hz,1H),7.39(s,1H),7.16(dd,J=8.7,2.5Hz,1H), 7.08–7.01(m,2H),6.84(s,1H),6.82–6.77(m,4H),4.19(q,J=7.1Hz,2H),1.61 (s,6H),1.16(t,J=7.1Hz,3H);13C NMR(100MHz,CDCl3)δ173.4,159.5,154.3, 151.2,132.2,131.1,130.5,129.3,129.1,128.1,126.4,124.3,121.2,118.7,117.8, 79.7,61.8,25.3,14.0.
实施例38
化合物40的合成:
Figure BDA0002404760450000271
向反应管中加入2,4-二氯-4’-硝基二苯醚(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),卡洛芬衍生的硼酸化合物(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL), 反应体系加热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系 冷却至室温,加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓 缩,柱层析分离得到纯化的目的产物40(46%)。1H NMR(400MHz,CDCl3)δ8.44 (d,J=1.6Hz,1H),7.95(d,J=8.1Hz,1H),7.73(dd,J=8.7,1.7Hz,1H),7.34(d,J =2.5Hz,1H),7.29–7.28(m,1H),7.22–7.19(m,5H),7.05–7.02(m,2H),7.01- 6.98(m,3H),6.88(s,1H),6.72–6.65(m,3H),5.44(s,2H),3.83(q,J=7.1Hz,1H), 3.58(s,3H),1.50(d,J=7.2Hz,3H);13C NMR(100MHz,CDCl3)δ174.9,154.3,151.2,143.0,141.7,140.2,135.9,132.4,130.5,129.2(2),129.1(5),128.9,128.0,127.9,126.4,124.6,124.5,122.6,121.7,121.1,121.0,120.7,120.4,118.7,109.2,108.4,52.1,46.9,45.9,29.7,19.0.
实施例39
化合物41的合成:
Figure BDA0002404760450000272
向反应管中加入尼美舒利(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv), 非诺贝特衍生的硼酸化合物(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物41(50%)。1H NMR(400MHz,CDCl3)δ7.77(d,J=8.5Hz, 2H),7.72–7.69(m,4H),7.45(d,J=8.7Hz,1H),7.39(s,1H),7.35–7.31(m,2H), 7.17–7.13(m,1H),6.91–6.84(m,4H),6.83(s,1H),6.79(dd,J=8.7,2.4Hz,1H), 6.65(d,J=2.3Hz,1H),5.12–5.03(m,1H),2.95(s,3H),1.66(s,6H),1.20(d,J= 6.3Hz,6H);13C NMR(100MHz,CDCl3)δ193.9,173.0,160.3,155.1,148.4,142.2, 141.4,134.0,132.1,130.2,130.0,129.2,127.2,125.0,124.9,123.1,118.9,117.3, 116.8,110.9,79.5,69.5,39.7,25.3,21.5.
实施例40
化合物42的合成:
Figure BDA0002404760450000281
向反应管中加入氟他胺(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv),果 糖二丙酮衍生的硼酸化合物(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv), 磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加 热至130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温, 加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分 离得到纯化的目的产物42(77%)。1H NMR(400MHz,CDCl3)δ7.86(d,J=1.9Hz, 1H),7.70(d,J=8.9Hz,1H),7.67–7.55(m,4H),6.90(d,J=9.0Hz,2H),6.74(d,J =1.0Hz,1H),4.63(dd,J=7.9,2.6Hz,1H),4.46(d,J=2.6Hz,1H),4.25(dd,J= 7.9,1.0Hz,1H),4.15(d,J=10.4Hz,1H),4.04(d,J=10.4Hz,1H),3.94(dd,J= 13.0,1.8Hz,1H),3.76(d,J=13.0Hz,1H),2.55–2.44(m,1H),1.52(s,3H),1.45(s, 3H),1.35(d,J=14.2Hz,6H),1.20(d,J=6.8Hz,6H);13C NMR(100MHz,CDCl3)δ175.7,162.3,135.8,130.6,129.5,125.0,123.7,123.2(d,J=272Hz),121.9(q,J=30Hz),117.7(q,J=6Hz),114.9,109.2,109.1,101.8,70.8,70.1,70.0(4),68.9(9),
61.3,36.5,26.5,25.9,25.2,24.0,19.5;19F NMR(376MHz,CDCl3)δ-60.24.
实施例41
化合物43的合成:
Figure BDA0002404760450000291
向反应管中加入胆固醇衍生的硝基化合物(0.2mmol),焦亚硫酸钠(0.6 mmol,3.0equiv),Boc-L-酪氨酸甲酯衍生的硼酸化合物(0.3mmol,1.5equiv), 氯化胆碱(0.2mmol,1.0equiv),磷酸锂(0.4mmol,2.0equiv),抽空换氮三次后加 溶剂DMF(2.0mL),反应体系加热至130℃反应10小时。至硝基化物全部转化 完全后,将反应体系冷却至室温,加水淬灭,乙酸乙酯(10mL*3)萃取,无水硫 酸钠干燥,过滤,浓缩,柱层析分离得到纯化的目的产物43(60%)。1H NMR(400 MHz,CDCl3)δ8.27(s,1H),7.88(d,J=8.2Hz,2H),7.74(d,J=7.8Hz,2H),7.23 (d,J=7.8Hz,2H),7.16(d,J=8.6Hz,2H),5.37(d,J=3.4Hz,1H),5.12(d,J=8.2 Hz,1H),4.84–4.72(m,1H),4.67-4.58(m,1H),3.67(d,J=25.9Hz,3H),3.16(dd, J=13.6,5.4Hz,1H),3.05-2.97(m,1H),2.39(d,J=7.7Hz,2H),2.07–1.67(m, 6H),1.62–1.40(m,7H),1.35(s,12H),1.27–1.08(m,8H),1.03(s,3H),1.0-0.94 (m,2H),0.91(d,J=6.5Hz,3H),0.85(dd,J=6.6,1.7Hz,6H),0.67(s,3H);13C NMR(100MHz,CDCl3)δ171.9,165.3,155.1,142.3,141.1,139.5,137.5,130.9, 130.1,127.1,126.6,122.8,118.9,80.3,74.6,56.6,56.1,54.0,52.4,50.0,42.2,39.7, 39.5,38.3,38.1,36.9,36.6,36.1,35.7,31.9,31.8,28.2,27.9,27.8,24.2,23.8,22.8, 22.5,21.0,19.3,18.7,11.8.
实施例42
化合物44的合成:
Figure BDA0002404760450000292
向反应管中加入对二硝基苯(0.2mmol),焦亚硫酸钠(0.6mmol,3.0equiv), 4-乙酰胺基苯硼酸(0.3mmol,1.5equiv),氯化胆碱(0.2mmol,1.0equiv),磷酸 锂(0.4mmol,2.0equiv),抽空换氮三次后加溶剂DMF(2.0mL),反应体系加热至 130℃反应10小时。至硝基化物全部转化完全后,将反应体系冷却至室温,加 水淬灭,乙酸乙酯(10mL*3)萃取,无水硫酸钠干燥,过滤,浓缩,柱层析分离 得到纯化的目的产物44(50%)。1H NMR(400MHz,d6-DMSO)δ11.19(s,1H), 10.36(s,1H),8.16–8.09(m,2H),7.84–7.77(m,2H),7.78–7.72(m,2H),7.33– 7.24(m,2H),2.05(s,3H).;13C NMR(100MHz,d6-DMSO)δ168.6,143.8,143.2,141.9,131.8,127.6,124.9,118.3,117.3,23.6.
本发明的保护内容不局限于以上实施例。在不背离发明构思的精神和范围下, 本领域技术人员能够想到的变化和优点都被包括在本发明中,并且以所附的权利 要求书为保护范围。

Claims (13)

1.一种磺胺类化合物的合成方法,其特征在于,在溶剂中,以式(a)硝基芳烃、式(b)无机硫试剂和式(c)硼酸类化合物为反应原料,在添加剂、碱的作用下,反应得到所述式(I)磺胺类化合物,所述反应过程如下反应式(A)所示:
Figure FDA0002404760440000011
其中,
Ar为苯基、烷基取代的苯基、烷氧基取代的苯基、硫甲基取代的苯基、羰基取代的苯基、卤素取代的苯基、砜基取代的苯基、噻唑基、吡啶基、苯并呋喃基、喹啉基、萘基;
R为烷基、环烷基、烯基、环烷基烯基、苯基、烷基取代的苯基、烷氧基取代的苯基、酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、噻吩基、呋喃基、喹啉基、二苯并呋喃基、萘基、菲基。
2.如权利要求1所述的合成方法,其特征在于,Ar为苯基、C1-C10烷基取代的苯基、C1-C10烷氧基取代的苯基、硫甲基取代的苯基、羰基取代的苯基、卤素取代的苯基、砜基取代的苯基、噻唑基、吡啶基、苯并呋喃基、喹啉基、萘基;R为C1-C10烷基、C1-C10环烷基、C1-C10烯基、C1-C10环烷基烯基、苯基、C1-C10烷基取代的苯基、C1-C10烷氧基取代的苯基、C1-C10酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、噻吩基、呋喃基、喹啉基、二苯并呋喃基、萘基、菲基。
3.如权利要求1所述的合成方法,其特征在于,Ar为苯基、甲基取代的苯基、甲氧基取代的苯基、硫甲基取代的苯基、羰基取代的苯基、卤素取代的苯基、吡啶基、噻唑基、喹啉基、萘基;R为正丁基、苯乙基、环己基、环己烯基、苯基、甲基取代的苯基、甲氧基取代的苯基、甲酸乙酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、喹啉基、噻吩基、呋喃基、萘基、菲基。
4.如权利要求1所述的合成方法,其特征在于,所述反应的温度为60-150℃;和/或,所述反应的时间为6-15小时。
5.如权利要求1所述的合成方法,其特征在于,所述无机硫试剂为反应硫源,选自焦亚硫酸钠、焦亚硫酸钾、DABCO·[SO2]2、亚硫酸氢钠、保险粉和吊白块中的一种或多种。
6.如权利要求1所述的合成方法,其特征在于,所述碱选自碳酸钾、碳酸钠、碳酸锂、碳酸氢钠、磷酸钾、氢氧化钾、氢氧化钠、氢氧化锂、磷酸锂、三乙胺、二异丙基乙基胺、三乙烯二胺中的一种或多种。
7.如权利要求1所述的合成方法,其特征在于,所述添加剂选自四丁基溴化铵、四丁基氯化铵、四丁基碘化铵、四丁基氟化铵、18-冠-6、15-冠-5、氯化胆碱、四丁基六氟磷酸铵、四丁基四氟硼酸铵中的一种或多种。
8.如权利要求1所述的合成方法,其特征在于,所述溶剂选自二甲亚砜、N,N-二甲基甲酰胺、N,N-二甲基乙酰胺、四氢呋喃、1,4-二氧六环、1,2-二氯乙烷、乙腈、N-甲基吡咯烷酮、乙酸乙酯、氯仿、乙醇中的一种或多种。
9.如权利要求1所述的合成方法,其特征在于,式(a)硝基芳烃、式(b)无机硫试剂、式(c)硼酸类化合物、碱、添加剂的摩尔比为1:(1-5):(1-5):(1-5):(1-5)。
10.磺胺类化合物,其特征在于,其结构如式(I)所示,
Figure FDA0002404760440000021
其中,
Ar为苯基、烷基取代的苯基、烷氧基取代的苯基、硫甲基取代的苯基、羰基取代的苯基、卤素取代的苯基、砜基取代的苯基、噻唑基、吡啶基、苯并呋喃基、喹啉基、萘基;
R为烷基、环烷基、烯基、环烷基烯基、苯基、烷基取代的苯基、烷氧基取代的苯基、酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、噻吩基、呋喃基、喹啉基、二苯并呋喃基、喹啉基、萘基、菲基。
11.如权利要求10所述的磺胺类化合物,其特征在于,Ar为苯基、C1-C10烷基取代的苯基、C1-C10烷氧基取代的苯基、硫甲基取代的苯基、羰基取代的苯基、卤素取代的苯基、砜基取代的苯基、噻唑基、吡啶基、苯并呋喃基、喹啉基、萘基;R为C1-C10烷基、C1-C10环烷基、C1-C10烯基、C1-C10环烷基烯基、苯基、C1-C10烷基取代的苯基、C1-C10烷氧基取代的苯基、C1-C10酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、噻吩基、呋喃基、喹啉基、二苯并呋喃基、萘基、菲基。
12.如权利要求11所述的磺胺类化合物,其特征在于,Ar为苯基、甲基取代的苯基、甲氧基取代的苯基、硫甲基取代的苯基、羰基取代的苯基、卤素取代的苯基、吡啶基、噻唑基、喹啉基、萘基;R为正丁基、苯乙基、环己基、环己烯基、苯基、甲基取代的苯基、甲氧基取代的苯基、甲酸乙酯基取代的苯基、卤素取代的苯基、羟基取代的苯基、喹啉基、噻吩基、呋喃基、萘基、菲基。
13.如权利要求10-12之任一项所述的磺胺类化合物在制备磺胺类药物中的应用。
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