CN107619386B - 一种芳环并[c]咔唑类衍生物及其合成方法 - Google Patents
一种芳环并[c]咔唑类衍生物及其合成方法 Download PDFInfo
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- CN107619386B CN107619386B CN201710814777.5A CN201710814777A CN107619386B CN 107619386 B CN107619386 B CN 107619386B CN 201710814777 A CN201710814777 A CN 201710814777A CN 107619386 B CN107619386 B CN 107619386B
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- methyl
- carbazole
- cdcl3
- nmr
- derivatives
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- Indole Compounds (AREA)
Abstract
一种芳环并[c]咔唑类衍生物及其合成方法。该方法采用绿色,廉价的碘化胺作催化剂,以2,3‑二氯‑5,6‑二氰对苯醌作为氧化剂,环己烷、甲苯、二甲苯、三甲苯、三氟甲苯、乙苯、氯苯、邻二氯苯、苯甲醚、十氢萘、1,4‑二氧六环中的一种或几种混合作为有机溶剂,将吲哚类衍生物、环己酮类衍生物和烯烃类衍生物等简单原料,三组分一锅内合成芳环并[c]咔唑及其衍生物的技术方案。克服了现有合成方法存在需要使用金属催化剂或金属氧化剂,或需要使用活性相对较高起始原料,合成步骤复杂;反应条件苛刻等缺点。适合用来制备具有一定光电性能、生物活性以及药物活性的芳环并[c]咔唑类衍生物。
Description
技术领域
本发明涉及一种芳环并[c]咔唑类衍生物及其合成方法,属于有机合成技术领域。
背景技术
芳环并咔唑是很多天然产物、药物以及药物中间体、功能材料的重要骨架结构,广泛应用于有机发光半导体领域、药物领域和材料领域。此外芳环并咔唑还是许多化合物的合成前体。因此芳环并咔唑衍生物的合成方法一直得到广泛的重视。现有合成此类化合物的方法存在合成步骤复杂,需要采取多步合成工艺才能完成,需要添加过渡金属催化剂、化学当量的金属氧化剂,需要使用活性相对较高的起始原料等缺点。
发明内容
针对上述情况,本发明的目的是提供一种芳环并[c]咔唑及衍生物,该类物质分子结构稳定、化学性质优良,它既是重要的分子切块,又是含生理活性和药理活性的化合物片段,具有一定光电性能、生物活性以及药物活性。
本发明的又一目的是提供一种芳环并[c]咔唑及衍生物及衍生物的方法,它工艺科学、合理,操作容易,反应步骤少,所需设备简单,所用原料廉价易得且不需要进行预处理,该反应不需要使用金属催化剂、金属氧化剂,反应能较大限度地保持原子经济性,投入低产出高,易于工业化生产和普及推广。
为了实现上述目的,芳环并[c]咔唑及其衍生物,它的通式为式I或II:
其中
R1选自氢原子;C1-C10的直链,支链烷基;取代或非取代的C6-C20苄基;
R2选自氢原子;C1-C10的直链,支链烷基;卤素;烷氧基;酯基;取代或非取代的C6-C20芳基;
R3选自酯基;氰基;
R4选自氢原子;酯基;
R5选自氢原子;C1-C10的直链,支链烷基;羧基;酯基;取代或非取代的C6-C20芳基;
R6选自氢原子;C1-C10的直链,支链烷基;卤素;烷氧基;
本发明还提供一种芳环并[c]咔唑类衍生物的方法,其特征在于,将催化剂、吲哚、烯烃、环己酮及其衍生物和有机溶剂混合后加热进行第一步反应,反应一段时间后加入氧化剂和有机溶剂,控制反应温度进行第二步反应,最后纯化得到产物。
本发明的合成方法,所述催化剂为碘试剂,碘试剂选自:碘化铵、碘化钾、单质碘、氯化碘、碘苯、碘苯二乙酯、双(三氟乙酰氧基)碘苯中的一种或数种;所述氧化剂为2,3-二氯-5,6-二氰对苯醌、四氯苯醌、戴斯-马丁氧化剂中的一种或数种。
本发明的合成方法,所述有机溶剂为环己烷、甲苯、二甲苯、三甲苯、三氟甲苯、乙苯、氯苯、邻二氯苯、苯甲醚、十氢萘、1,4-二氧六环等中的一种或数种;吲哚类化合物、烯烃和环己酮类化合物、催化剂、氧化剂的摩尔比为1∶0.5-10∶0.5-10∶0.01-1.0∶0.5-10;同时,第一步反应的反应温度为100℃-200℃,第二步的反应温度为20℃-100℃,氧化剂和有机溶剂在第一步反应后温度降低到室温时加入。
本发明的合成方法,所述的吲哚类化合物,是选自C8-C20芳香类吲哚,其通式为式III:
其中
R1选自氢原子;C1-C10的直链,支链烷基;取代或非取代的C6-C20苄基;
R2选自氢原子;C1-C10的直链,支链烷基;卤素;烷氧基;酯基;取代或非取代的C6-C20芳基。
本发明的合成方法,式III中的C8-C20芳香类吲哚选自:1-甲基吲哚,1-乙基吲哚,1-烯丙基吲哚,1-苄基吲哚,吲哚,1,5-二甲基吲哚,1,6-二甲基吲哚,1,7-二甲基吲哚,1-甲基-5-氟吲哚,1-甲基-5-氯吲哚,1-甲基-6-氟吲哚,1-甲基-5-氯吲哚,1-甲基-6-氯吲哚,1-甲基-5-溴吲哚,1-甲基-5-碘吲哚,1-甲基-5-甲氧基吲哚,1-甲基-6-羧酸甲酯吲哚。
本发明的合成方法,所述的烯烃类化合物,其通式为式IV:
其中
R3选自酯基;氰基;
R4选自氢原子;酯基。
本发明的合成方法,所述烯烃类化合物选自丙烯酸,丙烯腈,丙烯酸甲酯,丙烯酸乙脂,丙烯酸丙脂,丙烯酸丁酯,丙烯酸己酯,丙烯酸苄脂,丙烯酸环己脂,丙烯酸叔丁脂,马来酸二甲脂,马来酸。
本发明的合成方法,所述环己酮及其衍生物,其通式为式V或VI:
其中
R5选自氢原子;C1-C10的直链,支链烷基;羧基;酯基;取代或非取代的C6-C20芳基;
R6选自氢原子;C1-C10的直链,支链烷基;卤素;烷氧基。
本发明的合成方法,所述环己酮类化合物选自环己酮,4-甲基环己酮,4-乙基环己酮,4-正丙基环己酮,4-正戊基环己酮,4-叔戊基环己酮,4-叔丁基己酮,4-苯基环己酮,4-(4甲氧基苯基)环己酮,对环己酮甲酸乙酯,3-甲基环己酮,,2-四氢萘酮,7-甲氧基-2-萘满酮,6-溴-2-四氢萘酮。
本发明相比现有技术所产生的有益效果:
(1)本发明涉及一种芳环并[c]咔唑、衍生物及其合成方法,不需要使用金属催化剂和金属氧化剂,只在碘化胺的作用下,用2,3-二氯-5,6-二氰对苯醌为氧化剂,环己烷、甲苯、二甲苯、三甲苯、三氟甲苯、乙苯、氯苯、邻二氯苯、苯甲醚、十氢萘、1,4-二氧六环的中一种或几种混合作为有机溶剂,将吲哚、烯烃、环己酮及其衍生物转化为芳环并[c]咔唑及其衍生物的技术方案;它克服了现有芳环并[c]咔唑类化合物的合成方法存在需要使用金属催化剂、金属氧化剂或者需要使用活性相对较高的起始原料等缺陷;它较大限度地保持了原子经济性;它具有分子结构稳定、化学性质优良,分子切块和化合物片段包含丰富的生物活性和药理活性;它还具有反应体系简单、反应设备较少、操作简便、原料廉价易得、应用易于扩展、产品利用价值较高、市场商业化前景可以预期等特点。(2)本发明采用在碘化胺的作用下,用2,3-二氯-5,6-二氰对苯醌为氧化剂,将吲哚、烯烃、环己酮及其衍生物转化为芳环并[c]咔唑及其衍生物的技术方案,制得分子结构稳定,化学性质优良的产品及其附加产品.(3)本发明采用在碘化胺的作用下,用2,3-二氯-5,6-二氰对苯醌(DDQ)作为氧化剂,将吲哚、烯烃、环己酮及其衍生物转化为芳环并[c]咔唑及其衍生物的技术方案,反应原料廉价易得,且不需要经过预处理,反应的原子经济性高;(4)本发明采用在碘化胺的作用下,用2,3-二氯-5,6-二氰(DDQ)对苯醌作为氧化剂,将吲哚、烯烃、环己酮及其衍生物转化为芳环并[c]咔唑及其衍生物的技术方案,反应不需要使用金属催化剂或金属氧化剂,只需要用碘试剂和2,3-二氯-5,6-二氰对苯醌(DDQ),反应原料廉价易得,节约了原材料,减少了反应成本;(5)本发明采用在碘化胺的作用下,用2,3-二氯-5,6-二氰对苯醌(DDQ)作为氧化剂,将吲哚、烯烃、环己酮及其衍生物转化为芳环并[c]咔唑及其衍生物的技术方案,采用三组分一锅两步直接合成产物,克服了现有多步合成方法带来的人、财、物巨大浪费的困境,节约了大量的研制时间与生产周期。(6)本发明采用在碘化胺的作用下,用2,3-二氯-5,6-二氰对苯醌(DDQ)作为氧化剂,将吲哚、烯烃、环己酮及其衍生物转化为芳环并[c]咔唑及其衍生物的技术方案,它工艺科学、合理,操作容易,反应步骤少,所需设备少;(VI)本发明采用在碘化胺的作用下,用2,3-二氯-5,6-二氰对苯醌(DDQ)作为氧化剂,将吲哚、烯烃、环己酮及其衍生物转化为芳环并[c]咔唑及其衍生物的技术方案,它具有原料广泛,低投入、高产出,易于进一步大批量生产和普及推广;(7)本发明采用在碘化胺的作用下,用2,3-二氯-5,6-二氰对苯醌(DDQ)作为氧化剂,将吲哚、烯烃、环己酮及其衍生物转化为芳环并[c]咔唑及其衍生物的技术方案,它具有反应体系简单、反应设备较少、实验操作简便、用料来源广泛、用户和应用易于扩展、产品利用价值较高、市场商业化前景可以预期等特点。
下面结合附图和实施例对本发明作进一步详细说明。
附图说明
图1本发明化合物的合成路线图。
图2-1为实施例1产物的核磁氢谱图。
图2-2为实施例1产物的核磁碳谱图。
图3-1为实施例2、3产物的核磁氢谱图。
图3-2为实施例2、3产物的核磁碳谱图。
图4-1为实施例33、34产物的核磁氢谱图。
图4-2为实施例33、34产物的核磁碳谱图。
图5-1为实施例45产物的核磁氢谱图。
图5-2为实施例45产物的核磁碳谱图。
图6-1为实施例46产物的核磁氢谱图。
图6-2为实施例46产物的核磁碳谱图。
图7-1为实施例57产物的核磁氢谱图。
图7-2为实施例57产物的核磁碳谱图。
具体实施方式
结合本发明化合物的合成路线,芳环并[c]咔唑、衍生物
芳环并[c]咔唑及其衍生物,它的通式为式I或II:
其中,R1选自氢原子;C1-C10的直链,支链烷基;取代或非取代的C6-C20苄基;R2选自氢原子;C1-C10的直链,支链烷基;卤素;烷氧基;酯基;取代或非取代的C6-C20芳基;R3选自酯基;氰基;R4选自氢原子;酯基;R5选自氢原子;C1-C10的直链,支链烷基;羧基;酯基;取代或非取代的C6-C20芳基;R6选自氢原子;C1-C10的直链,支链烷基;卤素;烷氧基。
合成时,原料为:吲哚类化合物,选自C8-C20芳香类吲哚,其通式为式III;烯烃类化合物,其通式为式IV;环己酮类化合物,其通式为式V或者VI:
由式III、IV、V、VI构成芳环并[c]咔唑及其衍生物合成本发明的反应体系通式,如图1所示:
包括以下步骤
(1)加入将催化剂、吲哚类、烯烃类、环己酮类化合物和有机溶剂;(2)将反应物充分混合,加热反应,反应温度优选为100℃-200℃;(3)反应完毕后,再加入氧化剂和有机溶剂(为方便加入,可冷却到室温后再加入),反应温度优选为20℃-100℃;(4)继续进行反应;(5)纯化得产物。
其中,有机溶剂为环己烷、甲苯、二甲苯、三甲苯、三氟甲苯、乙苯、氯苯、邻二氯苯、苯甲醚、十氢萘、1,4-二氧六环的单一溶剂或混合溶剂;优选甲苯。催化剂为碘化铵、碘化钾、单质碘、氯化碘、碘苯、碘苯二乙酯、双(三氟乙酰氧基)碘苯等中的一种或数种;优选碘化铵。氧化剂为2,3-二氯-5,6-二氰对苯醌(DDQ)、四氯苯醌(chloranil)、戴斯-马丁氧化剂(DMP)等中的一种或数种;优选2,3-二氯-5,6-二氰对苯醌(DDQ)。为了达到更好的合成效果,优选吲哚类化合物、烯烃和环己酮类化合物、催化剂、氧化剂的摩尔比为1∶0.5-10∶0.5-10∶0.01-1.0∶0.5-18,最佳方案优选1∶2∶2∶0.1∶4.5。
从上述本发明化合物的合成反应体系过程中可以得出,制备芳环并[c]咔唑及其衍生物,它在不需要使用金属催化剂,只需要碘试剂的条件下,用2,3-二氯-5,6-二氰对苯醌作为氧化剂,将吲哚类、烯烃类、环己酮类化合物三组分一锅内转化为芳环并[c]咔唑类化合物。
参照附图,实施例1-64如下:
实施例1 7-甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
取一反应管,加入0.02mmol(2.9mg)碘化胺、0.2mmol(25.0μL)1-甲基吲哚、0.4mmol(41.6μL)环己酮、0.4mmol(57.6μL)丙烯酸丁酯、0.5mL甲苯,150℃下搅拌进行第一步反应,反应24小时,冷却后再加入0.9mmol(204.3mg)2,3-二氯-5,6-二氰对苯醌(DDQ)和0.1mL甲苯进行第二步反应,反应温度:50℃,搅拌反应24小时,常规处理得到纯品50.3mg,产率76%。
实施例1产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ8.83(d,J=8.4Hz,1H),8.61(d,J=8.0Hz,1H),8.29(s,1H),8.04(d,J=8.0Hz,1H),7.77(t,J=7.8Hz,1H),7.61(d,J=8.4Hz,1H),7.57-7.48(m,2H),7.42(t,J=7.4Hz,1H),4.50(t,J=6.8Hz,2H),3.99(s,3H),1.90-1.83(m,2H),1.60-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.0,141.3,135.4,131.1,130.0,129.9,128.6,127.4,124.7,123.4,123.0,122.9,122.0,120.2,118.0,117.2,109.8,65.5,33.3,30.8,19.3,13.8;HRMS calcd.for C22H22NO2[M+H]+332.1645,found332.1646.
按照实施例1的操作方法,本发明合成了以下化合物:
利用本发明(实施例35、36)合成的产物可以进一步进行下列反应以制备具有一定潜在应用价值的苯并[c]咔唑衍生物:
下面给出了本发明部分实施例化合物的核磁、高分辨质谱等表征数据:
实施例2、3 3,7-二甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.72(d,J=8.4Hz,1H),8.58(d,J=8.0Hz,1H),8.22(s,1H),7.81(s,1H),7.61-7.58(m,2H),7.53(t,J=8.0Hz,1H),7.40(t,J=7.4Hz,1H),4.49(t,J=6.8Hz,2H),3.97(s,3H),2.57(s,3H),1.89-1.82(m,2H),1.59-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.1,141.4,135.2,132.9,130.8,129.6,129.3,129.0,127.8,124.7,123.0,122.9,122.0,120.1,117.9,117.3,109.7,65.4,33.3,30.8,21.4,19.3,13.8;HRMS calcd.for C23H24NO2[M+H]+346.1802,found 346.1804.
实施例4、5 7-甲基-3-乙基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.74(d,J=8.8Hz,1H),8.58(d,J=8.0Hz,1H),8.24(s,1H),7.82(s,1H),7.64-7.51(m,3H),7.39(t,J=7.6Hz,1H),4.48(t,J=6.8Hz,2H),3.97(s,3H),2.87(q,J=7.6Hz,2H),1.89-1.82(m,2H),1.58-1.50(m,2H),1.37(t,J=7.6Hz,3H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.1,141.3,139.2,135.2,129.8,129.5,127.8,127.7,124.7,123.0,123.0,121.9,120.1,117.9,117.3,109.7,65.4,33.3,30.8,28.8,19.3,15.6,13.8;HRMS calcd.for C24H26NO2[M+H]+360.1958,found360.1957.
实施例6、7 7-甲基-3-正丙基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.74(d,J=8.4Hz,1H),8.59(d,J=8.0Hz,1H),8.25(s,1H),7.81(s,1H),7.63-7.52(m,3H),7.40(t,J=7.6Hz,1H),4.49(t,J=6.8Hz,2H),3.98(s,3H),2.81(t,J=7.6Hz,2H),1.90-1.73(m,4H),1.59-1.50(m,2H),1.05-0.99(m,6H);13C NMR(100MHz,CDCl3)δ168.1,141.3,137.7,135.2,130.2,129.8,129.5,128.5,127.7,124.7,123.0,122.9,121.9,120.1,117.8,117.2,109.7,65.4,37.9,33.4,30.8,24.5,19.3,13.9,13.8;HRMS calcd.for C25H28NO2[M+H]+374.2115,found 374.2121.
实施例8、9 7-甲基-3-叔丁基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.77(d,J=8.8Hz,1H),8.58(d,J=8.0Hz,1H),8.29(s,1H),7.97(s,1H),7.86(d,J=8.8Hz,1H),7.60-7.51(m,2H),7.40(t,J=7.4Hz,1H),4.48(t,J=6.8Hz,2H),3.98(s,3H),1.90-1.83(m,2H),1.60-1.52(m,2H),1.47(s,9H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.1,146.0,141.4,135.4,130.3,129.3,127.5,127.4,125.0,124.6,123.0,122.8,121.9,120.1,117.8,117.1,109.7,65.4,34.7,33.4,31.3,30.8,19.3,13.8;HRMS calcd.for C26H30NO2[M+H]+388.2271,found 388.2271.
实施例10、11 7-甲基-3-叔戊基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.76(d,J=8.8Hz,1H),8.58(d,J=8.0Hz,1H),8.29(s,1H),7.91(s,1H),7.79(d,J=8.8Hz,1H),7.59-7.50(m,2H),7.39(t,J=7.4Hz,1H),4.48(t,J=6.8Hz,2H),3.97(s,3H),1.90-1.76(m,4H),1.58-1.50(m,2H),1.43(s,6H),1.03(t,J=7.4Hz,3H),0.71(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.1,144.3,141.4,135.3,130.3,129.2,127.8,127.4,126.2,124.6,123.0,122.8,121.9,120.1,117.7,117.1,109.7,65.4,37.9,36.7,33.4,30.8,28.5,19.3,13.8,9.2;HRMS calcd.forC27H32NO2[M+H]+402.2428,found 358.402.2430.
实施例12、13 7-甲基-3-苯基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.88(d,J=8.7Hz,1H),8.62(d,J=8.0Hz,1H),8.35(s,1H),8.24(s,1H),8.03(d,J=8.8Hz,1H),7.78(d,J=7.6Hz,2H),7.62-7.50(m,4H),7.43-7.40(m,2H),4.50(t,J=6.8Hz,2H),3.99(s,3H),1.91-1.84(m,2H),1.59-1.53(m,2H),1.04(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.9,141.4,140.8,136.1,135.6,130.3,130.2,128.9,128.1,127.8,127.7,127.2,124.9,123.5,122.9,122.0,120.3,118.4,117.2,109.8,65.5,33.4,30.8,19.3,13.8;HRMS calcd.for C28H26NO2[M+H]+408.1958,found408.1961.
实施例14、15 7-甲基-3-(4-甲氧基苯基)-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.78(d,J=8.8Hz,1H),8.55(d,J=8.0Hz,1H),8.28(s,1H),8.12(s,1H),7.92(d,J=8.8Hz,1H),7.66(d,J=8.8Hz,2H),7.55-7.49(m,2H),7.38(t,J=7.2Hz,1H),7.01(d,J=8.8Hz,2H),4.48(t,J=6.6Hz,2H),3.93(s,3H),3.84(s,3H),1.89-1.82(m,2H),1.59-1.49(m,2H),1.02(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.9,159.1,141.3,135.6,135.4,133.3,130.2,129.8,128.1,127.9,127.8,126.8,124.8,123.4,122.9,121.9,120.2,118.2,117.1,114.3,109.7,65.5,55.3,33.3,30.8,19.3,13.8;HRMS calcd.for C29H28NO3[M+H]+438.2064,found 438.2064.
实施例16、17 7-甲基-7H-苯并[c]咔唑-3-甲酸乙脂-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.82(d,J=8.8Hz,1H),8.78(s,1H),8.59(d,J=8.0Hz,1H),8.36(s,1H),8.34(d,J=8.8Hz,1H),7.63-7.55(m,2H),7.44(t,J=7.4Hz,1H),4.52-4.45(m,4H),3.99(s,3H),1.91-1.84(m,2H),1.61-1.52(m,2H),1.48(t,J=7.0Hz,3H),1.04(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.6,166.7,141.4,141.4,136.6,133.3,132.8,131.1,128.2,126.5,125.2,123.0,122.9,122.0,120.8,118.8,117.2,110.0,65.7,61.0,33.4,30.8,19.3,14.4,13.8;HRMS calcd.for C25H26NO4[M+H]+404.1856,found 404.1860.
实施例18 4,7-二甲基-7H-苯并[c]咔唑-6-甲酸丁酯和2,7-二甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.72(d,J=8.4Hz,0.2H),8.60(d,J=8.0Hz,1.2H),8.58(s,1H),8.47(s,0.2H),8.25(s,1H),7.91(d,J=8.4Hz,1H),7.66-7.64(m,0.2H),7.59-7.51(m,2.4H),7.43-7.39(m,1.2H),7.34-7.30(m,1.2H),4.52-4.46(m,2.4H),3.97-3.96(m,3.6H),2.82(s,0.2H),2.67(s,3H),1.89-1.82(m,2.4H),1.59-1.51(m,2.4H),1.04-1.00(m,3.6H);13C NMR(100MHz,CDCl3)δ168.0,141.3,138.9,136.3,135.8,131.5,130.1,129.8,128.4,126.1,125.6,124.8,124.6,123.1,122.4,122.1,121.9,121.4,120.2,120.1,117.0,116.7,109.7,65.4,33.4,30.8,22.5,19.3,13.8;HRMS calcd.forC23H24NO2[M+H]+346.1802,found 346.1802.
实施例19、20 7-乙基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.83(d,J=8.4Hz,1H),8.62(d,J=8.0Hz,1H),8.22(s,1H),8.01(d,J=8.0Hz,1H),7.74(t,J=7.6Hz,1H),7.61(d,J=8.4Hz,1H),7.54-7.46(m,2H),7.40(t,J=7.4Hz,1H),4.59(q,J=7.2Hz,2H),4.49(t,J=6.8Hz,2H),1.90-1.83(m,2H),1.59-1.50(m,2H),1.40(t,J=7.0Hz,3H),1.02(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.4,140.2,133.9,131.2,129.8,129.7,128.5,127.4,124.7,123.4,123.4,123.0,122.1,120.3,118.5,117.5,109.9,65.6,40.0,30.8,19.3,14.2,13.8;HRMScalcd.for C23H24NO2[M+H]+346.1802,found 346.1802.
实施例21 7-烯丙基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.85(d,J=8.8Hz,1H),8.63(d,J=8.0Hz,1H),8.27(s,1H),8.03(d,J=8.4Hz,1H),7.76(t,J=7.6Hz,1H),7.60(d,J=8.4Hz,1H),7.54-7.48(m,2H),7.42(t,J=7.6Hz,1H),5.99-5.89(m,1H),5.22(d,J=4.8Hz,2H),5.12(d,J=10.4Hz,1H),4.93(d,J=17.2Hz,1H),4.45(t,J=6.8Hz,2H),1.88-1.81(m,2H),1.60-1.49(m,2H),1.02(t,J=7.2Hz,3H);13C NMR(100MHz,CDCl3)δ168.1,140.9,134.4,133.4,131.2,130.1,129.9,128.7,127.5,124.8,123.6,123.3,123.0,122.0,120.5,118.6,117.7,116.7,110.3,65.6,47.6,30.7,19.3,13.8;HRMS calcd.for C24H23NO2[M+H]+358.1729,found 358.1729.
实施例22 7-苄基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.88(d,J=8.4Hz,1H),8.67(d,J=8.0Hz,1H),8.17(s,1H),8.01(d,J=8.0Hz,1H),7.77(t,J=7.6Hz,1H),7.56-7.41(m,4H),7.16-7.16(m,3H),6.90-6.88(m,2H),5.86(s,2H),4.15(t,J=6.6Hz,2H),1.56-1.49(m,2H),1.38-1.29(m,2H),0.91(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.0,141.2,137.4,134.3,131.1,130.0,129.8,128.6,128.5,127.5,127.1,126.2,124.9,123.6,123.2,123.1,122.1,120.6,118.9,117.8,110.3,65.5,48.5,30.4,19.1,13.7;HRMS calcd.for C28H26NO2[M+H]+408.1958,found 408.1964.
实施例23 7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ10.34(s,1H),8.79(d,J=8.4Hz,1H),8.61(s,1H),8.56(d,J=80Hz,1H),8.09(d,J=8.0Hz,1H),7.79(t,J=7.7Hz,1H),7.65(d,J=8.0Hz,1H),7.50(t,J=7.6Hz,2H),7.40(t,J=7.8Hz,1H),4.50(t,J=6.6Hz,2H),1.93-1.86(m,2H),1.63-1.54(m,2H),1.05(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.4,138.5,136.1,132.2,130.8,130.4,129.3,127.8,124.8,123.4,123.1,123.1,122.0,120.3,116.5,113.8,111.6,65.1,30.9,19.4,13.8;HRMS calcd.for C21H20NO2[M+H]+318.1489,found318.1481.
实施例24 7,8-二甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.80(d,J=8.4Hz,1H),8.44(d,J=7.6Hz,1H),8.33(s,1H),8.03(d,J=8.0Hz,1H),7.75(t,J=7.8Hz,1H),7.48(t,J=7.6Hz,1H),7.31-7.25(m,2H),4.49(t,J=6.8Hz,2H),4.03(s,3H),2.89(s,3H),1.90-1.83(m,2H),1.59-150(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.8,142.0,138.2,131.1,130.5,130.1,128.7,128.1,127.9,124.6,123.5,123.0,121.9,120.8,119.9,117.9,117.9,65.4,37.7,30.8,20.7,19.3,13.8;HRMS calcd.for C23H24NO2[M+H]+346.1802,found346.1806.
实施例25 7,9-二甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.78(d,J=8.4Hz,1H),8.45(d,J=8.0Hz,1H),8.24(s,1H),8.01(d,J=8.0Hz,1H),7.73(t,J=7.6Hz,1H),7.47(t,J=7.6Hz,1H),7.37(s,1H),7.22(d,J=8.0Hz,1H),4.48(t,J=6.8Hz,2H),3.94(s,3H),2.61(s,3H),1.89-1.82(m,2H),1.59-1.49(m,2H),1.02(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.1,141.8,135.4,135.0,131.0,129.8,129.4,128.4,127.5,123.3,123.1,121.9,121.6,120.8,118.0,117.4,109.9,65.5,33.2,30.8,22.2,19.3,13.8;HRMS calcd.for C23H24NO2[M+H]+346.1802,found346.1804.
实施例26、27 9-氟-7-甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.74(d,J=8.4Hz,1H),8.52-8.48(m,1H),8.26(s,1H),8.03(d,J=8.0Hz,1H),7.75(t,J=7.6Hz,1H),7.50(t,J=7.6Hz,1H),7.26(s,1H),7.14(t,J=8.2Hz,1H),4.49(t,J=6.6Hz,2H),3.93(s,3H),1.90-1.83(m,2H),1.58-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.8,158.0(d,J=233.9Hz),137.8,136.5,131.1,130.8,130.0,129.0,127.4,123.6,123.1,122.6,118.1,116.8,112.7(d,J=25.5Hz),110.4(d,J=9.4Hz),107.5(d,J=24.6Hz),65.6,33.6,30.8,19.3,13.8;HRMS calcd.for C22H21FNO2[M+H]+350.1551,found 350.1554.
实施例28 9-氯-7-甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.68(d,J=8.0Hz,1H),8.44-8.41(m,1H),8.27(s,1H),8.01(d,J=8.0Hz,1H),7.74(t,J=7.6Hz,1H),7.53(s,1H),7.49(t,J=7.6Hz,1H),7.33(d,J=8.8Hz,1H),4.48(t,J=6.8Hz,2H),3.91(s,3H),1.90-1.82(m,2H),1.59-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.7,141.9,135.9,130.8,130.6,130.4,130.0,128.8,127.6,123.8,122.8,122.7,121.5,120.7,118.0,116.9,109.9,65.6,33.4,30.8,19.3,13.8;HRMS calcd.for C22H21ClNO2[M+H]+366.1255,found 366.1254.
实施例29 7-甲基-7H-苯并[c]咔唑-9-甲酸甲脂-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.76(d,J=8.4Hz,1H),8.56(d,J=8.4Hz,1H),8.30(s,1H),8.29(s,1H),8.07-8.01(m,2H).7.77(t,J=7.4Hz,1H),7.51(t,J=7.4Hz,1H),4.50(t,J=6.6Hz,2H),4.01(s,3H),4.01(s,3H),1.90-1.83(m,2H),1.60-1.51(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.7,167.6,140.6,137.1,131.6,131.2,130.0,129.1,127.5,126.4,125.9,123.9,122.9,121.5,121.2,118.1,116.7,111.7,65.6,52.2,33.4,30.8,19.3,13.8;HRMS calcd.for C24H24NO4[M+H]+390.1700,found 390.1702.
实施例30 7,10-二甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.82(d,J=8.4Hz,1H),8.39(s,1H),8.26(s,1H),8.02(d,J=8.4Hz,1H),7.75(t,J=7.6Hz,1H),7.49-7.46(m,2H),7.36(d,J=8.4Hz,1H),4.48(t,J=6.8Hz,2H),3.95(s,3H),2.64(s,3H),1.89-1.82(m,2H),1.59-1.50(m,2H),1.02(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.1,139.7,135.6,131.3,129.9,129.8,129.5,128.5,127.4,126.2,123.3,123.2,123.0,121.9,118.0,117.0,109.5,65.5,33.3,30.8,21.7,19.3,13.8;HRMS calcd.forC23H24NO2[M+H]+346.1802,found 346.1803.
实施例31、32 10-氟-7-甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.67(d,J=8.4Hz,1H),8.30(s,1H),8.24(d,J=8.0Hz,1H),8.03(d,J=8.0Hz,1H),7.78(t,J=7.6Hz,1H),7.52-7.49(m,2H),7.31-7.29(m,1H),4.49(t,J=6.6Hz,2H),3.97(s,3H),1.90-1.83(m,2H),1.60-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.8,161.3(d,J=240.7Hz),142.1(d,J=11.7Hz),136.0,130.7,130.0,129.7,128.8,127.6,123.7,122.9(d,J=10.2Hz),122.8,119.5,118.0,117.1,108.6(d,J=23.9Hz),96.5(d,J=26.2Hz),65.6,33.6,30.8,19.3,13.8;HRMS calcd.for C22H21FNO2[M+H]+350.1551,found 350.1553.
实施例33、34 10-氯-7-甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.63-8.61(m,1H),8.47(s,1H),8.25(s,1H),7.99(d,J=8.0Hz,1H),7.74(t,J=8.2Hz,1H),7.50-7.44(m,3H),4.48(t,J=6.8Hz,2H),3.90(s,3H),1.90-1.83(m,2H),1.59-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.7,139.6,136.1,130.9,130.8,130.0,128.9,127.5,125.7,124.8,123.8,123.7,122.7,121.4,118.0,116.4,110.7,65.6,33.4,30.8,19.3,13.8;HRMS calcd.forC22H21ClNO2[M+H]+366.1255,found 366.1255.
实施例35、36 10-溴-7-甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.71-8.69(m,2H),8.30(s,1H),8.03(d,J=8.0Hz,1H),7.78(t,J=7.6Hz,1H),7.61(d,J=8.8Hz,1H),7.50(t,J=7.4Hz,1H),7.46(d,J=8.8Hz,1H),4.49(t,J=6.8Hz,2H),3.95(s,3H),1.90-1.83(m,2H),1.60-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.6,139.8,135.8,130.8,129.9,128.9,127.4,127.3,124.4,123.7,122.7,117.9,116.2,113.2,111.0,65.6,33.4,30.8,19.3,13.8;HRMScalcd.for C22H21BrNO2[M+H]+410.0750,found 410.0751.
实施例37 10-甲氧基-7-甲基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.73(d,J=8.4Hz,1H),8.26(s,1H),8.05-8.02(m,2H),7.76(t,J=7.6Hz,1H),7.51-7.46(m,2H),7.21-7.19(m,1H),4.49(t,J=6.8Hz,2H),4.03(s,3H),3.95(s,3H),1.90-1.82(m,2H),1.59-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.0,154.4,136.6,136.0,131.3,130.1,130.0,128.6,127.3,125.4,123.3,122.7,118.1,116.9,113.9,110.4,105.2,65.5,56.3,33.4,30.8,19.3,13.8;HRMScalcd.for C23H24NO3[M+H]+362.1751,found 362.1754.
实施例38、39 7-甲基-7H-苯并[c]咔唑-6-甲酸乙酯的合成
1H NMR(400MHz,CDCl3)δ8.80(d,J=8.4Hz,1H),8.58(d,J=8.0Hz,1H),8.28(s,1H),8.02(d,J=8.0Hz,1H),7.74(t,J=7.0Hz,1H),7.58-7.46(m,3H),7.40(t,J=8.0Hz,1H),4.54(q,J=7.1Hz,2H),3.96(s,3H),1.50(t,J=7.0Hz,3H);13C NMR(100MHz,CDCl3)δ167.9,141.3,135.5,131.2,130.1,129.9,128.6,127.5,124.8,123.4,123.0,122.0,120.3,118.0,117.2,109.8,61.6,33.3,14.4;HRMS calcd.for C20H18NO2[M+H]+304.1332,found 304.1335.
实施例40 7-甲基-7H-苯并[c]咔唑-6-甲酸正己酯的合成
1H NMR(400MHz,CDCl3)δ8.81(d,J=8.4Hz,1H),8.59(d,J=8.0Hz,1H),8.28(s,1H),8.02(d,J=8.1Hz,1H),7.75(t,J=7.6Hz,1H),7.59-7.46(m,3H),7.40(t,J=7.4Hz,1H),4.47(t,J=6.8Hz,2H),3.97(s,3H),1.90-1.83(m,2H),1.54-1.47(m,2H),1.42-1.34(m,4H),0.92(t,J=7.0Hz,3H);13C NMR(100MHz,CDCl3)δ168.0,141.3,135.5,131.2,130.1,129.9,128.6,127.5,124.8,123.4,123.0,123.0,122.0,120.2,118.0,117.2,109.8,65.8,33.3,31.5,28.7,25.7,22.6,14.0;HRMS calcd.for C24H26NO2[M+H]+360.1958,found 360.1961.
实施例41 7-甲基-7H-苯并[c]咔唑-6-甲酸苄酯的合成
1H NMR(400MHz,CDCl3)δ8.81(d,J=8.4Hz,1H),8.59(d,J=8.0Hz,1H),8.32(s,1H),8.01(d,J=8.4Hz,1H),7.75(t,J=7.6Hz,1H),7.57-7.51(m,4H),7.49-7.36(m,5H),5.53(s,2H),3.89(s,3H);13C NMR(100MHz,CDCl3)δ167.6,141.3,135.6,135.5,131.3,130.3,130.0,128.8,128.7,128.5,128.5,127.4,124.8,123.5,123.0,123.0,122.0,120.3,117.6,117.3,109.8,67.3,33.4;HRMS calcd.for C25H20NO2[M+H]+366.1489,found 366.1491.
实施例42 7-甲基-7H-苯并[c]咔唑-6-甲酸环己酯的合成
1H NMR(400MHz,CDCl3)δ8.81(d,J=8.4Hz,1H),8.60(d,J=8.0Hz,1H),8.25(s,1H),8.03(d,J=8.1Hz,1H),7.75(t,J=7.6Hz,1H),7.60-7.46(m,3H),7.40(t,J=7.4Hz,1H),5.21-5.15(m,1H),3.98(s,3H),2.16-2.11(m,2H),1.91-1.83(m,2H),1.73-1.61(m,3H),1.54-1.45(m,2H),1.40-1.31(m,1H);13C NMR(100MHz,CDCl3)δ167.5,141.3,135.4,131.1,129.9,128.5,127.5,124.7,123.4,123.0,122.0,120.2,118.6,117.2,109.7,74.3,33.4,31.8,25.4,24.0;HRMS calcd.for C24H24NO2[M+H]+358.1802,found 358.1804.
实施例43 7-甲基-7H-苯并[c]咔唑-6-甲酸叔丁酯的合成
1H NMR(400MHz,CDCl3)δ8.82(d,J=8.4Hz,1H),8.61(d,J=8.0Hz,1H),8.18(s,1H),8.03(d,J=8.4Hz,1H),7.75(t,J=7.0Hz,1H),7.59-7.47(m,3H),7.41(t,J=7.4Hz,1H),4.01(s,3H),1.73(s,9H);13C NMR(100MHz,CDCl3)δ167.5,141.2,135.4,131.0,129.8,129.4,128.4,127.6,124.7,123.4,123.1,123.0,122.0,120.2,119.9,117.1,109.7,82.2,33.3,28.3;HRMS calcd.for C22H22NO2[M+H]+332.1645,found 332.1647.
实施例44 7-甲基-7H-苯并[c]咔唑的合成
1H NMR(400MHz,CDCl3)δ8.79(d,J=8.4Hz,1H),8.59(d,J=8.0Hz,1H),8.01(d,J=7.6Hz,1H),7.90(d,J=8.8Hz,1H),7.70(t,J=7.6Hz,1H),7.64(d,J=8.8Hz,1H),7.56-7.44(m,3H),7.39(t,J=7.3Hz,1H),3.97(s,3H);13C NMR(100MHz,CDCl3)δ139.9,138.4,129.9,129.2,128.8,127.2,126.8,124.0,123.4,123.1,122.7,122.0,119.7,114.8,110.5,109.1,29.3.
实施例45 7-甲基-7H-苯并[c]咔唑-6-甲腈的合成
1H NMR(400MHz,CDCl3)δ8.77(d,J=8.8Hz,1H),8.56(d,J=8.0Hz,1H),8.25(s,1H),7.98(d,J=8.0Hz,1H),7.80(t,J=7.8Hz,1H),7.59(d,J=4.0Hz,2H),7.53(t,J=7.6Hz,1H),7.46-7.41(m,1H),4.32(s,3H);13C NMR(100MHz,CDCl3)δ140.5,135.1,134.8,131.5,129.9,129.6,127.3,125.5,124.1,123.2,122.3,122.2,120.8,118.6,117.0,109.6,95.3,30.8;HRMS calcd.for C18H13N2[M+H]+257.1073,found 257.1072.
实施例46 7-甲基-7H-苯并[c]咔唑-5,6-二甲酸甲酯的合成
1H NMR(400MHz,CDCl3)δ8.84(d,J=8.4Hz,1H),8.58(d,J=8.0Hz,1H),8.23(d,J=8.4Hz,1H),7.75(t,J=7.6Hz,1H),7.55-7.51(m,3H),7.41-7.37(m,1H),4.054-4.052(m,6H),3.87(s,3H);13C NMR(100MHz,CDCl3)δ168.7,168.3,141.6,133.2,130.3,128.7,128.3,126.8,125.7,124.6,124.4,123.4,122.5,122.3,120.6,118.7,118.2,109.7,52.9,52.8,31.8;HRMS calcd.for C21H18NO4[M+H]+348.1230,found 348.1232.
实施例47、48 9-氟-7-甲基-3-苯基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.74(d,J=8.4Hz,1H),8.49-8.46(m,1H),8.29(s,1H),8.21(s,1H),7.99(d,J=8.4Hz,1H),7.76(d,J=7.6Hz,2H),7.51(t,J=7.6Hz,2H),7.40(t,J=7.2Hz,1H),7.23(d,J=9.6Hz,1H),7.14(t,J=9.0Hz,1H),4.50(t,J=6.8Hz,2H),3.91(s,3H),1.91-1.84(m,2H),1.60-1.51(m,2H),1.04(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.8,161.3(d,J=204.8Hz),142.2(d,J=11.7Hz),140.7,136.3,136.0,130.0,129.7,128.9,128.2,127.9,127.7,127.3,127.2,123.3,122.9(d,J=9.9Hz),119.4,118.3,117.0,108.6(d,J=23.9Hz),96.6(d,J=26.5Hz),65.6,33.6,30.8,19.3,13.8;HRMS calcd.for C28H25FNO2[M+H]+426.1864,found 426.1865.
实施例49、50 10-溴-7-甲基-3-苯基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.75(d,J=8.47Hz,1H),8.71(s,1H),8.35(s,1H),8.23(s,1H),8.05(d,J=8.8Hz,1H),7.77(d,J=7.4Hz,2H),7.62(d,J=8.8Hz,1H),7.53(t,J=7.6Hz,2H),7.46(d,J=8.8Hz,1H),7.41(t,J=7.2Hz,1H),4.50(t,J=6.8Hz,2H),3.96(s,3H),1.91-1.84(m,2H),1.61-1.51(m,2H),1.04(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.7,140.6,140.0,136.5,136.0,131.2,130.0,129.0,128.5,127.9,127.8,127.6,127.4,127.2,124.5,124.5,123.3,118.4,116.3,113.4,111.2,65.6,33.5,30.8,19.3,13.8;HRMS calcd.for C28H25BrNO2[M+H]+486.1063,found 486.1063.
实施例51、52 10-溴-7-甲基-3-叔丁基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.65-8.59(m,2H),8.27(s,1H),7.95(s,1H),7.87(d,J=8.4Hz,1H),7.59-7.56(m,1H),7.42-7.39(m,1H),4.48(t,J=6.8Hz,2H),3.92(s,3H),1.90-1.83(m,2H),1.63-1.52(m,2H),1.47(s,9H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.8,146.4,139.9,135.8,131.1,129.0,127.8,127.5,127.3,125.1,124.5,124.4,122.6,117.7,116.1,113.1,111.1,65.5,34.7,33.5,31.3,30.8,19.3,13.8;HRMS calcd.for C26H29BrNO2[M+H]+466.1376,found 466.1372.
实施例53、54 10-甲氧基-7-甲基-3-叔丁基-7H-苯并[c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.66(d,J=8.8Hz,1H),8.25(s,1H),8.01(s,1H),7.95(s,1H),7.85(d,J=8.8Hz,1H),7.43(d,J=8.8Hz,1H),7.16(d,J=8.8Hz,1H),4.46(t,J=6.8Hz,2H),3.99(s,3H),3.91(s,3H),1.88-1.81(m,2H),1.58-1.51(m,2H),1.47(s,9H),1.02(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.0,154.2,145.8,136.5,135.8,130.3,129.3,127.4,127.2,125.1,123.2,122.5,117.8,116.7,113.7,110.3,104.9,65.3,56.1,34.6,33.4,31.3,30.8,19.3,13.8;HRMS calcd.for C27H32NO3[M+H]+418.2377,found 418.2384.
实施例55 10-溴-7-甲基-7H-苯并[c]咔唑-3-甲酸乙脂-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.69-8.66(m,1H),8.57-8.52(m,2H),8.31-8.28(m,2H),7.60-7.56(m,1H),7.41-7.35(m,1H),4.52-4.45(m,4H),3.89(s,3H),1.92-1.85(m,2H),1.63-1.54(m,2H),1.49(t,J=7.2Hz,3H),1.05(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.2,166.5,139.7,136.8,132.8,132.6,131.7,128.3,127.7,126.4,125.3,124.3,124.1,122.6,118.6,115.9,113.7,111.2,65.7,61.1,33.4,30.8,19.3,14.4,13.8;HRMScalcd.for C25H25BrNO4[M+H]+482.0962,found 482.0953.
实施例56 9-氟-7-甲基-3-叔丁基-7H-苯并[c]咔唑-6-甲酸苄酯的合成
1H NMR(400MHz,CDCl3)δ8.63(d,J=8.8Hz,1H),8.44-8.41(m,1H),8.27(s,1H),7.92(s,1H),7.83(d,J=8.8Hz,1H),7.54(d,J=7.2Hz,2H),7.45-7.36(m,3H),7.16(d,J=10.0Hz,1H),7.09(t,J=9.0Hz,1H),5.50(s,2H),3.81(s,3H),1.45(s,9H);13C NMR(100MHz,CDCl3)δ167.5,161.2(d,J=239.7Hz),146.3,142.2(d,J=11.8Hz),135.8,135.7,130.1,128.8,128.7,128.6,128.5,127.7,127.5,125.1,122.8(d,J=10.3Hz),122.5,119.4,119.4,117.1(d,J=18.5Hz),108.3(d,J=23.9Hz),96.4(d,J=26.3Hz),67.3,34.7,33.7,31.3;HRMS calcd.for C29H27FNO2[M+H]+440.2020,found 440.2025.
实施例57 7-甲基-7H-萘并[1,2-c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ9.14(s,1H),8.79(d,J=9.2Hz,1H),8.71(d,J=8.4Hz,1H),8.62(d,J=8.0Hz,1H),7.99(d,J=8.8Hz,1H),7.92(d,J=8.0Hz,1H),7.69(t,J=7.4Hz,1H),7.60-7.52(m,3H),7.42-7.38(m,1H),4.53(t,J=6.8Hz,2H),3.96(s,3H),1.94-1.87(m,2H),1.63-1.53(m,2H),1.05(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.2,142.0,136.7,131.3,130.5,130.3,129.8,128.7,127.2,125.6,125.3,124.1,123.0,122.8,122.5,122.3,122.2,120.2,119.0,116.3,109.7,65.5,33.5,30.9,19.4,13.8;HRMS calcd.for C26H24NO2[M+H1+382.1802,found 382.1804.
实施例58 3-甲氧基-7-甲基-7H-萘并[1,2-c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ9.05(s,1H),8.67-8.62(m,2H),8.05(s,1H),7.94(d,J=9.2Hz,1H),7.84(d,J=8.8Hz,1H),7.58-7.53(m,2H),7.43-7.39(m,1H),7.25-7.21(m,1H),4.54(t,J=6.6Hz,2H),4.05(s,3H),3.98(s,3H),1.93-1.86(m,2H),1.64-1.55(m,2H),1.05(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.2,158.9,141.9,136.8,132.7,130.8,130.2,129.5,125.3,125.2,124.3,123.1,122.4,122.2,120.2,119.8,118.9,115.9,109.7,103.7,65.4,55.4,33.5,30.8,19.4,13.8;HRMS calcd.for C27H26NO3[M+H]+412.1907,found 412.1908.
实施例59 2-溴-7-甲基-7H-萘并[1,2-c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.99(s,1H),8.74(d,J=8.8Hz,1H),8.55(d,J=8.0Hz,1H),8.49(d,J=8.8Hz,1H),8.01(s,1H),7.82(d,J=8.8Hz,1H),7.72(d,J=8.8Hz,1H),7.56(d,J=4.0Hz,2H),7.42-7.38(m,1H),4.54(t,J=7.0Hz,2H),3.95(s,3H),1.95-1.87(m,2H),1.63-1.54(m,2H),1.06(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ168.0,141.9,136.6,131.7,130.7,130.1,130.0,129.8,128.4,125.4,124.3,123.7,123.4,122.7,122.3,122.3,120.3,119.4,119.0,116.7,109.8,65.6,33.4,30.9,19.4,13.8;HRMScalcd.for C26H23BrNO2[M+H]+460.0907,found 460.0908.
实施例60 10-氟-7-甲基-7H-萘并[1,2-c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ9.11(s,1H),8.66(d,J=8.4Hz,1H),8.57(d,J=8.8Hz,1H),8.21(d,J=10.0Hz,1H),7.98(d,J=8.8Hz,1H),7.92(d,J=7.6Hz,1H),7.69(t,J=7.6Hz,1H),7.58(t,J=7.4Hz,1H),7.44-7.41(m,1H),7.29-7.24m,1H),4.53(t,J=6.8Hz,2H),3.92(s,3H),1.95-1.87(m,2H),1.64-1.54(m,2H),1.06(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.9,157.8(d,J=233.9Hz),138.3,137.5,131.1,130.4,130.1(d,J=7.3Hz),130.0,128.8,127.2,125.7,124.7,122.9(d,J=9.6Hz),122.6,122.4,121.6,118.4,116.4,113.0(d,J=25.3Hz),110.1(d,J=9.3Hz),107.9(d,J=24.8Hz),65.5,33.6,30.9,19.4,13.8;HRMS calcd.for C26H23FNO2[M+H]+400.1707,found 400.1712.
实施例61 10-氯-7-甲基-7H-萘并[1,2-c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ9.11(s,1H),8.66(d,J=8.4Hz,1H),8.59(d,J=9.2Hz,1H),8.51(s,1H),7.99(d,J=9.2Hz,1H),7.94(d,J=7.6Hz,1H),7.70(t,J=7.2Hz,1H),7.59(t,J=7.4Hz,1H),7.47-7.40(m,2H),4.54(t,J=6.8Hz,2H),3.92(s,3H),1.95-1.89(m,2H),1.64-1.55(m,2H),1.07(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.9,140.2,137.1,131.1,130.5,130.1,130.1,128.8,127.3,125.8,125.6,125.2,124.8,123.8,122.9,122.4,121.8,121.7,118.0,116.4,110.5,65.6,33.6,30.9,19.4,13.8;HRMScalcd.for C26H23ClNO2[M+H]+416.1412,found 416.1411.
实施例62 10-溴-7-甲基-7H-萘并[1,2-c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ9.05(s,1H),8.63-8.59(m,2H),8.53-8.50(m,1H),7.96-7.90(m,2H),7.68(t,J=7.6Hz,1H),7.60-7.53(m,2H),7.32-7.29(m,1H),4.53(t,J=6.8Hz,2H),3.87(s,3H),1.95-1.88(m,2H),1.64-1.55(m,2H),1.07(t,J=7.4Hz,3H);13CNMR(100MHz,CDCl3)δ167.8,140.4,136.9,131.0,130.4,130.1,130.0,128.8,127.8,127.2,125.8,124.8,124.7,124.3,122.8,122.4,121.7,117.8,116.2,113.1,110.9,65.6,33.5,30.9,19.4,13.8;HRMS calcd.for C26H23BrNO2[M+H]+460.0907,found 460.0906.
实施例63 10-氟-3-甲氧基-7-甲基-7H-萘并[1,2-c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ9.00(s,1H),8.45-8.41(m,1H),8.23-8.19(m,1H),7.98(s,1H),7.94-7.90(m,1H),7.85-7.82(m,1H),7.44-7.41(m,1H),7.28-7.21(m,2H),4.53(t,J=6.8Hz,2H),4.04(s,3H),3.92(s,3H),1.94-1.87(m,2H),1.65-1.56(m,2H),1.06(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.9,158.9,157.8(d,J=229.8Hz),138.2,137.5,132.6,130.6,130.2,129.7,125.2,124.9,123.0(d,J=9.5Hz),122.0,119.2,118.4,116.0,115.9,112.9(d,J=25.7Hz),110.1(d,J=8.9Hz),107.9(d,J=24.8Hz),103.6,65.5,55.4,33.6,30.9,19.4,13.8;HRMS calcd.for C27H25FNO3[M+H]+430.1813,found 430.1813.
实施例64 10-溴-3-甲氧基-7-甲基-7H-萘并[1,2-c]咔唑-6-甲酸丁酯的合成
1H NMR(400MHz,CDCl3)δ8.97(s,1H),8.62(s,1H),8.40(d,J=8.8Hz,1H),7.95(s,1H),7.90(d,J=8.8Hz,1H),7.83(d,J=8.4Hz,1H),7.56(d,J=8.8Hz,1H),7.34(d,J=8.4Hz,1H),7.22(d,J=8.8Hz,1H),4.54(t,J=6.6Hz,2H),4.04(s,3H),3.90(s,3H),1.95-1.88(m,2H),1.66-1.58(m,2H),1.07(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.9,159.0,140.4,137.0,132.5,130.5,130.2,129.8,127.7,125.3,125.0,124.8,124.5,122.3,119.3,117.8,116.1,115.9,113.1,110.9,103.6,65.5,55.4,33.6,30.9,19.5,13.8;HRMS calcd.for C27H25BrNO3[M+H]+490.1012,found 490.1010.
应用A核磁及质谱数据:
1H NMR(400MHz,CDCl3)δ8.85(d,J=8.4Hz,1H),8.75(s,1H),8.28(s,1H),8.02(d,J=8.0Hz,1H),7.79-7.74(m,4H),7.61(d,J=8.4Hz,1H),7.54-7.47(m,3H),7.38(t,J=7.4Hz,1H),4.49(t,J=6.8Hz,2H),3.98(s,3H),1.90-1.83(m,2H),1.59-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.9,142.3,140.8,135.9,133.8,131.2,130.3,130.0,128.8,128.7,127.6,127.5,126.6,124.5,123.5,123.5,123.0,120.6,118.1,117.3,110.0,65.5,33.4,30.8,19.3,13.8;HRMS calcd.for C28H26NO2[M+H]+408.1958,found 408.1961.
应用B核磁及质谱数据:
1H NMR(400MHz,CDCl3)δ8.83-8.79(m,2H),8.29(s,1H),8.03(d,J=8.0Hz,1H),7.79(t,J=7.8Hz,1H),7.71(d,J=8.4Hz,1H),7.64(d,J=6.8Hz,2H),7.56-7.50(m,2H),7.41-7.33(m,3H),4.49(t,J=6.8Hz,2H),3.98(s,3H),1.90-1.83(m,2H),1.58-1.50(m,2H),1.03(t,J=7.4Hz,3H);13C NMR(100MHz,CDCl3)δ167.8,140.9,136.0,131.5,131.0,130.6,129.9,128.9,128.4,128.3,127.9,127.7,125.6,123.8,123.8,123.1,122.9,118.0,116.9,114.8,109.8,90.8,87.9,65.6,33.5,30.8,19.3,13.8;HRMS calcd.forC30H26NO2[M+H]+432.1958,found 432.1957.
应用C核磁及质谱数据:
1H NMR(400MHz,CDCl3)δ7.90(d,J=8.0Hz,1H),7.29(d,J=8.0Hz,1H),7.24-7.20(m,1H),7.13(t,J=7.6Hz,1H),7.00(s,1H),6.26-6.24(m,1H),3.75(s,3H),2.46-2.42(m,2H),2.29-2.24(m,2H),1.84-1.78(m,2H),1.73-1.67(m,2H);13C NMR(100MHz,CDCl3)δ137.5,131.1,125.8,125.6,122.0,121.6,120.9,119.4,117.9,109.2,32.7,28.6,25.7,23.2,22.5.
Claims (4)
1.一种芳环并[c]咔唑及其衍生物的合成方法,其特征在于芳环并[c]咔唑及其衍生物的通式为式I或II:
其中
R1选自氢原子;C1-C10的直链烷基,支链烷基;苄基;
R2选自氢原子;C1-C10的直链烷基,支链烷基;卤素;烷氧基;酯基;取代或非取代的C6-C20芳基;
R3选自酯基;氰基;
R4选自氢原子;酯基;
R5选自氢原子;C1-C10的直链烷基,支链烷基;羧基;酯基;取代或非取代的C6-C20芳基;
R6选自氢原子;C1-C10的直链烷基,支链烷基;卤素;烷氧基;
所述方法包括:将催化剂、吲哚类化合物、烯烃类化合物、环己酮类化合物和有机溶剂混合后加热进行第一步反应,反应一段时间后加入氧化剂和有机溶剂,控制反应温度进行第二步反应,最后纯化得到产物;
所述催化剂为碘试剂,碘试剂选自:碘化铵、碘化钾、单质碘、氯化碘、碘苯、碘苯二乙酯、双(三氟乙酰氧基)碘苯中的一种或数种;所述氧化剂为2,3-二氯-5,6-二氰对苯醌、四氯苯醌、戴斯-马丁氧化剂中的一种或数种;
所述吲哚类化合物选自C8-C20芳香类吲哚,其通式为式III:
所述烯烃类化合物的通式为式IV:
所述环己酮及其衍生物,其通式为式V或VI:
所述有机溶剂为环己烷、甲苯、二甲苯、三甲苯、三氟甲苯、乙苯、氯苯、邻二氯苯、苯甲醚、十氢萘、1,4-二氧六环中的一种或数种;吲哚类化合物、烯烃类化合物和环己酮类化合物、催化剂、氧化剂的摩尔比为1∶0.5-10∶0.5-10∶0.01-1.0∶0.5-10;同时,第一步反应的反应温度为100℃-200℃,第二步的反应温度为20℃-100℃,氧化剂和有机溶剂在第一步反应后温度降低到室温时加入。
2.根据权利要求1所述的合成方法,其特征在于,式III中的C8-C20芳香类吲哚选自:1-甲基吲哚,1-乙基吲哚,1-苄基吲哚,吲哚,1,5-二甲基吲哚,1,6-二甲基吲哚,1,7-二甲基吲哚,1-甲基-5-氟吲哚,1-甲基-5-氯吲哚,1-甲基-6-氟吲哚,1-甲基-5-氯吲哚,1-甲基-6-氯吲哚,1-甲基-5-溴吲哚,1-甲基-5-碘吲哚,1-甲基-5-甲氧基吲哚,1-甲基-6-甲酸甲酯吲哚。
3.根据权利要求1所述的合成方法,其特征在于,所述烯烃类化合物选自丙烯腈,丙烯酸甲酯,丙烯酸乙酯,丙烯酸丙脂,丙烯酸丁酯,丙烯酸己酯,丙烯酸苄酯,丙烯酸环己酯,丙烯酸叔丁酯,马来酸二甲酯。
4.根据权利要求1所述的合成方法,其特征在于,所述环己酮类化合物选自环己酮,4-甲基环己酮,4-乙基环己酮,4-正丙基环己酮,4-正戊基环己酮,4-叔戊基环己酮,4-叔丁基环己酮,4-苯基环己酮,4-(4甲氧基苯基)环己酮,对环己酮甲酸乙酯,3-甲基环己酮,2-四氢萘酮,7-甲氧基-2-萘满酮,6-溴2-四氢萘酮。
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