CN107011278A - 3,4,5‑,三取代‑4,5‑二氢异恶唑、衍生物及其合成方法及用途 - Google Patents
3,4,5‑,三取代‑4,5‑二氢异恶唑、衍生物及其合成方法及用途 Download PDFInfo
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Abstract
一种3,4,5‑三取代‑4,5‑二氢异恶唑及其衍生物及其合成方法和用途。本发明主要涉及一种异恶唑啉化合物的合成方法,合成时不需要使用催化剂,只在碱的作用下,用有机溶剂作为溶剂,将醛类化合物和肟酯转化为异恶唑啉及其衍生物的技术方案;它克服了现有异恶唑啉类化合物的合成方法存在合成步骤复杂,需要采取多步合成工艺才能完成,还需要用金属催化剂、化学当量的金属氧化剂或者过氧化物的困难;它极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内容;它还具有反应体系简单、反应条件温和、反应设备较少、实验操作简便、用料来源广泛、产率高、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。
Description
技术领域
本发明涉及一种有机化合物及其合成方法,特别是一种3,4,5-,三取代-4,5-二氢异恶唑、衍生物及其合成方法及用途。
背景技术
异恶唑及其衍生物是一类非常重要的有机杂环化合物,广泛应用于有机合成。这类化合物具有良好的生物活性和药理活性,因此,在农药和医药等领域都有着极高的应用价值。异恶唑类化合物现主要用于除草、杀菌、杀虫和药理活性的研究,其中有许多化合物早已被开发成除草剂(如广灭灵)、杀菌剂(恶霉灵)、杀虫剂(恶唑磷)等农药化学品以及药物中间体。一些磺胺类药物中还含有异恶唑环,例如磺胺甲基异恶唑。迄今为止关于异恶唑类化合物的合成方法国内外鲜少报道,而公开的文献中也仅局限于那么几种且步骤繁琐。
发明内容
因此,本发明的目的是提供一种3,4,5-三取代-4,5-二氢异恶唑及其衍生物。
本发明的又一目的是提供一种3,4,5-三取代-4,5-二氢异恶唑及其衍生物的合成方法,具有工艺简单、产率高的优点。
从而,本发明的一种3,4,5-三取代-4,5-二氢异恶唑及其衍生物,它的通式为式Ⅰ:
其中
R1选自氢原子,烷基、环烷基;取代或非取代的C6-C10芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,烷氧基,芳香基;
R2选自氢原子,烷基、环烷基;取代或非取代的C6-C14芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,硝基,烷氧基,芳香基;
R3选自氢原子,烷基,芳香基。
本发明还提供一种合成权利要求1所述的3,4,5-三取代-4,5-二氢异恶唑及其衍生物的方法,将醛类化合物、肟酯类化合物在布朗斯特碱和极性有机溶剂反应条件下经加热搅拌得到。
优选地,本发明的方法,所述布朗斯特碱选自KHCO3、K2CO3、Na2CO3、K3PO4、K2HPO4、KOH、NaOH、Cs2CO3、叔丁醇钾、叔丁醇钠、乙醇钠、甲醇钠的一种或数种。
优选地,本发明的方法,所述有机溶剂选自吡啶、乙腈、THF、DMAC、DMF、DMSO、1,4-二氧六环、甲苯中的一种或多种。
优选地,本发明的方法,所述醛类化合物、肟酯和碱的摩尔比为1:1-5:2.0-3,反应温度为100℃-140℃。
优选地,本发明的方法,所述肟酯类化合物选自C11-C18芳香酮肟酯或C8-C12脂肪酮肟酯,或者其通式如下:
式Ⅱ
其中
R1选自氢原子,烷基、环烷基;取代或非取代的C6-C10芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,烷氧基,芳香基;
R3选自氢原子,烷基,芳香基。
优选地,本发明的方法,式Ⅱ中的肟酯类化合物选自苯乙酮肟酯,2-甲基苯乙酮肟酯,2-甲氧基苯乙酮肟酯,2-氟苯乙酮肟酯,2-氯苯乙酮肟酯,2-溴苯乙酮肟酯,3-氟苯乙酮肟酯,3-氯苯乙酮肟酯,3-溴苯乙酮肟酯,3-甲基苯乙酮肟酯,3-甲氧基苯乙酮肟酯,2-噻吩乙酮肟酯,2-呋喃乙酮肟酯,2-吡啶乙酮肟酯,4-氟苯乙酮肟酯,4-氯苯乙酮肟酯,4-溴苯乙酮肟酯,4-碘苯乙酮肟酯,4-甲基苯乙酮肟酯,4-甲氧基苯乙酮肟酯,4-叔丁基苯乙酮肟酯,4-苯基苯乙酮肟酯,2’,4’-二甲基苯乙酮肟酯,3’,4’-二氯苯乙酮肟酯,α-萘乙酮肟酯,1-四氢萘酮肟酯,6,7-二氢-4(5H)苯并呋喃酮肟酯,环己酮肟酯,丙酮肟酯,环丙基甲基酮肟酯。
优选地,本发明的方法,所述醛类化合物的通式如下:
式Ⅲ
其中
R2选自氢原子,烷基、环烷基;取代或非取代的C6-C14芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,硝基,烷氧基,芳香基。
优选地,本发明的方法,所述醛类化合物选自苯甲醛,2-氟苯甲醛,2-氯苯甲醛,2-溴苯甲醛,2-甲基苯甲醛,2-甲氧基苯甲醛,3-氟苯甲醛,3-氯苯甲醛,3-溴苯甲醛,3-甲基苯甲醛,3-甲氧基苯甲醛,3-硝基苯甲醛,4-氟苯甲醛,4-氯苯甲醛,4-溴苯甲醛,4-甲基苯甲醛,4-甲氧基苯甲醛,4-苯乙炔基苯甲醛,2,4-二氯苯甲醛,吡啶-2-甲醛,噻吩-2-甲醛,糠醛,2-萘甲醛,甲醛溶液,多聚甲醛,环丙甲醛。
本发明还要求保护3,4,5-三取代-4,5-二氢异恶唑及其衍生物,在除草剂、杀菌剂、杀虫剂方面的应用。
本发明技术方案,具有如下优点:
本发明化合物3,4,5-三取代-4,5-二氢异恶唑及其衍生物合成方法,不需要使用催化剂,只在碱的作用下,用吡啶、乙腈、THF、DMAC、DMF、DMSO、1,4-二氧六环、甲苯等有机溶剂作溶剂,将醛类化合物和肟酯转化为异恶唑啉及其衍生物的技术方案;它克服了现有异恶唑啉类化合物的合成方法存在合成步骤复杂,需要采取多步合成工艺才能完成,还需要用金属催化剂、化学当量的金属氧化剂或者过氧化物的困难;它极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内容;它还具有反应体系简单、反应条件温和、反应设备较少、实验操作简便、用料来源广泛、产率高、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。
附图说明
为了证明本发明的产物,本发明提供部分实施例的核磁氢谱图和核磁碳谱图。
图1-1实施例1产物的核磁氢谱图。
图1-2实施例1产物的核磁碳谱图。
图2-1实施例2产物的核磁氢谱图。
图2-2实施例2产物的核磁碳谱图。
图3-1实施例3产物的核磁氢谱图。
图3-2实施例3产物的核磁碳谱图。
图4-1实施例4产物的核磁氢谱图。
图4-2实施例4产物的核磁碳谱图。
图5-1实施例5产物的核磁氢谱图。
图5-2实施例5产物的核磁碳谱图。
图6-1实施例10产物的核磁氢谱图。
图6-2实施例10产物的核磁碳谱图。
图7-1实施例11产物的核磁氢谱图。
图7-2实施例11产物的核磁碳谱图。
图8-1实施例14产物的核磁氢谱图。
图8-2实施例14产物的核磁碳谱图。
图9-1实施例17产物的核磁氢谱图。
图9-2实施例17产物的核磁碳谱图。
图10-1实施例18产物的核磁氢谱图。
图10-2实施例18产物的核磁碳谱图。
图11-1实施例22产物的核磁氢谱图。
图11-2实施例22产物的核磁碳谱图。
图12-1实施例24产物的核磁氢谱图。
图12-2实施例24产物的核磁碳谱图。
图13-1实施例28产物的核磁氢谱图。
图13-2实施例28产物的核磁碳谱图。
图14-1实施例33产物的核磁氢谱图。
图14-2实施例33产物的核磁碳谱图。
图15-1实施例34产物的核磁氢谱图。
图15-2实施例34产物的核磁碳谱图。
图16-1实施例39产物的核磁氢谱图。
图16-2实施例39产物的核磁碳谱图。
图17-1实施例42产物的核磁氢谱图。
图17-2实施例42产物的核磁碳谱图。
图18-1实施例44产物的核磁氢谱图。
图18-2实施例44产物的核磁碳谱图。
图19-1实施例45产物的核磁氢谱图。
图19-2实施例45产物的核磁碳谱图。
图20-1实施例46产物的核磁氢谱图。
图20-2实施例46产物的核磁碳谱图。
图21-1实施例49产物的核磁氢谱图。
图21-2实施例49产物的核磁碳谱图。
图22-1实施例51产物的核磁氢谱图。
图22-2实施例51产物的核磁碳谱图。
图23-1实施例53产物的核磁氢谱图。
图23-2实施例53产物的核磁碳谱图。
图24-1实施例54产物的核磁氢谱图。
图24-2实施例54产物的核磁碳谱图。
图25-1实施例55产物的核磁氢谱图。
图25-2实施例55产物的核磁碳谱图。
图26-1实施例56产物的核磁氢谱图。
图26-2实施例56产物的核磁碳谱图。
图27-1实施例57产物的核磁氢谱图。
图27-2实施例57产物的核磁碳谱图。
具体实施方式
下面将结合附图对本发明的技术方案进行清楚、完整地描述,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
此外,下面所描述的本发明不同实施方式中所涉及的技术特征只要彼此之间未构成冲突就可以相互结合。
结合本发明化合物的合成路线,3,4,5-三取代-4,5-二氢异恶唑及其衍生物合成原理,如附图1所示:它包括首次不需要使用催化剂,只在碱的作用下,用吡啶、乙腈、THF、DMAC、DMF、DMSO、1,4-二氧六环、甲苯等有机溶剂作溶剂,将醛类化合物和肟酯转化为异恶唑啉及其衍生物的技术方案;它克服了现有异恶唑啉类化合物的合成方法存在合成步骤复杂,需要采取多步合成工艺才能完成,还需要用金属催化剂、化学当量的金属氧化剂或者过氧化物的困难;它极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内容;它还具有反应体系简单、反应条件温和、反应设备较少、实验操作简便、用料来源广泛、产率高、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。
3,4,5-三取代-4,5-二氢异恶唑及其衍生物,它的通式为式Ⅰ:
其中
R1选自氢原子,烷基、环烷基;取代或非取代的C6-C10芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,烷氧基,芳香基;
R2选自氢原子,烷基、环烷基;取代或非取代的C6-C14芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,硝基,烷氧基,芳香基;
R3选自氢原子,烷基,芳香基。
为了实现合成3,4,5-,三取代-4,5-二氢异恶唑及其衍生物的方法,在碱的作用下,将醛类化合物、酮和有机溶剂混合进行反应、纯化得到产物。
为了提高本发明的综合性能,实现结构、效果优化,其进一步的措施是:
所碱选自KHCO3、K2CO3、Na2CO3、K3PO4、K2HPO4、KOH、NaOH、Cs2CO3、叔丁醇钾、叔丁醇钠、乙醇钠、甲醇钠的一种或数种;所述的碱为Cs2CO3,有机溶剂为吡啶、乙腈、THF、DMAC、DMF、DMSO、1,4-二氧六环、甲苯,所述的醛类化合物、肟酯类化合物和碱的摩尔比为1.2:1:2,反应温度为120℃。
所述肟酯类化合物选自C11-C18芳香酮肟酯,其通式为式Ⅱ:
其中
R1选自氢原子,烷基、环烷基;取代或非取代的C6-C10芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,烷氧基,芳香基;
R3选自氢原子,烷基,芳香基。
式Ⅱ中的肟酯类化合物选自苯乙酮肟酯,2-甲基苯乙酮肟酯,2-甲氧基苯乙酮肟酯,2-氟苯乙酮肟酯,2-氯苯乙酮肟酯,2-溴苯乙酮肟酯,3-氟苯乙酮肟酯,3-氯苯乙酮肟酯,3-溴苯乙酮肟酯,3-甲基苯乙酮肟酯,3-甲氧基苯乙酮肟酯,2-噻吩乙酮肟酯,2-呋喃乙酮肟酯,2-吡啶乙酮肟酯,4-氟苯乙酮肟酯,4-氯苯乙酮肟酯,4-溴苯乙酮肟酯,4-碘苯乙酮肟酯,4-甲基苯乙酮肟酯,4-甲氧基苯乙酮肟酯,4-叔丁基苯乙酮肟酯,4-苯基苯乙酮肟酯,2’,4’-二甲基苯乙酮肟酯,3’,4’-二氯苯乙酮肟酯,α-萘乙酮肟酯,1-四氢萘酮肟酯,6,7-二氢-4(5H)苯并呋喃酮肟酯,环己酮肟酯,丙酮肟酯,环丙基甲基酮肟酯。
所述的醛类化合物的通式为式Ⅲ:
其中
R2选自氢原子;环丙基;取代或非取代的C6-C14芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,硝基,烷氧基,芳香基。
所述醛类化合物进一步选自苯甲醛,2-氟苯甲醛,2-氯苯甲醛,2-溴苯甲醛,2-甲基苯甲醛,2-甲氧基苯甲醛,3-氟苯甲醛,3-氯苯甲醛,3-溴苯甲醛,3-甲基苯甲醛,3-甲氧基苯甲醛,3-硝基苯甲醛,4-氟苯甲醛,4-氯苯甲醛,4-溴苯甲醛,4-甲基苯甲醛,4-甲氧基苯甲醛,4-苯乙炔基苯甲醛,2,4-二氯苯甲醛,吡啶-2-甲醛,噻吩-2-甲醛,糠醛,2-萘甲醛,甲醛溶液,多聚甲醛,环丙甲醛。
由式Ⅰ、Ⅱ、Ⅲ构成3,4,5-,三取代-4,5-二氢异恶唑及其衍生物合成本发明的反应体系通式,如:
包括以下步骤:
⑴在反应容器中加入碱、醛类化合物、肟酯和有机溶剂;
⑵将反应物充分混合后,进行加热;
⑶反应后进行纯化得到产物;
其中,有机溶剂为极性有机溶剂,如:吡啶、乙腈、THF、DMAC、DMF、DMSO、1,4-二氧六环、甲苯;
优选DMSO;
为了达到更好的合成效果,优选肟酯,醛类化合物和碱的摩尔比为1:1.1-5:2.0-3,最佳方案优选1:1.2:2;
所用碱是KHCO3、K2CO3、Na2CO3、K3PO4、K2HPO4、KOH、NaOH、Cs2CO3、叔丁醇钾、叔丁醇钠、乙醇钠、甲醇钠的一种或数种;
特别优选Cs2CO3;
反应的温度T为100℃-140℃;
优选为120℃。
从上述本发明化合物的合成反应体系过程中可以得出,3,4,5-,三取代-4,5-二氢异恶唑及其衍生物,它是首次在不需要使用催化剂,只需要碱的条件下,将醛类化合物和肟酯反应转化为异噁唑啉。
上述式Ⅰ化合物作为一种重要的分子切块,它分子结构稳定、化学性质优良,其本身具有一定的生理活性,还可通过对官能团的转换进一步合成很多含有异恶唑环结构的化合物片段,该含有异恶唑环结构的化合物都有很强的生理活性和药理活性;
总之,本发明化合物具有反应原料廉价易得且不需要进行预处理;反应不需要使用催化剂以及金属氧化剂或过氧化物;只需要使用碱作为促进剂,反应为一锅直接合成等特点;它解决了现有采用多步合成方法带来的成本较高等难题;它反应条件温和,反应所需温度大大低于以往多步合成的反应温度;合成的一系列异恶唑类化合物具有相当高的潜在应用价值。
表:实施例1-52的反应物、反应条件以及产率
需要指出的是反应时间并不是仅10min,可以很长,这里仅是为了对比产率而设定了以10min为标准。
部分实施例的产物的核磁及质谱数据为
实施例1产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.69(dd,J=6.6,2.9Hz,2H),7.58(d,J=7.3Hz,1H),7.42–7.39(m,3H),7.31–7.24(m,3H),6.05(dd,J=11.1,6.9Hz,1H),3.96(dd,J=16.8,11.2Hz,1H),3.23(dd,J=16.8,6.9Hz,1H).13C NMR(101MHz,CDCl3)δ156.13,138.97,131.11,130.22,129.47,129.19,129.03,128.69,127.18,126.75,126.61,79.44,77.32,77.00,76.68,42.72.HRMS(ESI)m/z calcd for C15H13ClNO+(M+H)+258.06802,found258.06799.
实施例2产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.87(td,J=7.6,1.6Hz,1H),7.56(dd,J=7.6,1.6Hz,1H),7.41–7.35(m,2H),7.31–7.22(m,2H),7.18(td,J=8.0,1.2Hz,1H),7.12–7.07(m,1H),6.03(dd,J=11.2,7.2Hz,1H),4.06–3.98(m,1H),3.34–3.27(m,1H).13C NMR(101MHz,CDCl3)δ160.27(d,J=252.9Hz),152.97(d,J=3.1Hz),138.78,131.84(d,J=8.6Hz),131.15,129.48,129.03,127.13,126.52,124.42(d,J=3.4Hz),117.28(d,J=11.6Hz),116.50,116.28,79.62(d,J=2.3Hz),77.32,77.00,76.68,44.26(d,J=6.8Hz).HRMS(ESI)m/z calcd for C15H12ClFNO+(M+H)+276.05860,found 276.05908.
实施例3产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.65–7.59(m,2H),7.41–7.23(m,6H),6.06(dd,J=11.0,7.1Hz,1H),4.08(dd,J=17.3,11.0Hz,1H),3.36(dd,J=17.2,7.1Hz,1H).13C NMR(101MHz,CDCl3)δ156.11,138.53,132.79,131.15,130.89,130.52,130.47,129.48,129.07,128.62,127.14,126.90,126.61,80.01,77.32,77.00,76.68,44.92.HRMS(ESI)m/zcalcd for C15H12Cl2NO+(M+H)+292.02905,found 292.02936.
实施例4产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.61(td,J=7.8,1.4Hz,2H),7.52(dd,J=7.7,1.7Hz,1H),7.39–7.23(m,5H),6.07(dd,J=11.0,7.0Hz,1H),4.07(dd,J=17.2,11.0Hz,1H),3.36(dd,J=17.2,7.0Hz,1H).13C NMR(101MHz,CDCl3)δ157.14,138.56,133.71,131.16,131.00,130.82,130.78,129.50,129.08,127.44,127.16,126.75,121.84,80.01,77.32,77.00,76.68,45.10.HRMS(ESI)m/z calcd for C15H12BrClNO+(M+H)+335.97853,found335.97891.
实施例5产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.60(d,J=7.6Hz,1H),7.39(dd,J=7.7,1.3Hz,1H),7.31–7.21(m,6H),5.99(dd,J=10.9,6.8Hz,1H),4.01(dd,J=16.7,11.0Hz,1H),3.26(dd,J=16.7,6.7Hz,1H),2.59(s,3H).13C NMR(101MHz,CDCl3)δ156.94,138.98,137.99,131.50,131.09,129.44,129.39,128.94,128.82,128.14,127.10,126.51,125.72,78.37,77.32,77.00,76.68,45.17,23.00.HRMS(ESI)m/z calcd for C16H15ClNO+(M+H)+272.08367,found 272.08420.
实施例6产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.76(d,J=7.6Hz,1H),7.59(d,J=7.6Hz,1H),7.39–7.36(m,2H),7.31–7.22(m,2H),6.98(t,J=7.5Hz,1H),6.92(d,J=8.4Hz,1H).5.98(dd,J=11.0,7.2Hz,1H),4.03(dd,J=17.5,11.0Hz,1H),3.83(s,3H),3.32(dd,J=17.6,7.2Hz,1H).13C NMR(101MHz,CDCl3)δ157.48,155.70,139.26,131.37,131.17,129.34,129.33,128.79,127.06,126.68,120.70,118.35,111.33,79.32,77.32,77.00,76.68,55.39,45.15.HRMS(ESI)m/z calcd for C16H15ClNO2+(M+H)+288.07858,found 288.07877.
实施例9产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.81(t,J=1.7Hz,1H),7.60(d,J=7.8Hz,1H),7.55–7.51(m,2H),7.39(dd,J=7.5,1.6Hz,1H),7.31–7.23(m,3H),6.04(dd,J=11.2,7.1Hz,1H),3.90(dd,J=16.9,11.2Hz,1H),3.18(dd,J=16.9,7.1Hz,1H).13C NMR(101MHz,CDCl3)δ155.02,138.65,133.07,131.24,131.12,130.20,129.66,129.55,129.16,127.22,126.52,125.24,122.81,79.81,77.32,77.00,76.68,42.42.HRMS(ESI)m/z calcd forC15H12BrClNO+(M+H)+335.97853,found 335.97858.
实施例10产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.56(dd,J=7.5,1.8Hz,1H),7.52(s,1H),7.45(d,J=7.6Hz,1H),7.38(dd,J=7.7,1.5Hz,1H),7.29–7.20(m,4H),6.01(dd,J=11.1,6.9Hz,1H),3.92(dd,J=16.8,11.1Hz,1H),3.20(dd,J=16.8,6.9Hz,1H),2.36(s,3H).13C NMR(101MHz,CDCl3)δ156.20,138.98,138.38,131.02,130.99,129.41,128.97,128.55,127.28,127.12,126.54,123.90,79.30,77.32,77.00,76.68,42.75,21.27.HRMS(ESI)m/zcalcd for C16H15ClNO+(M+H)+272.08367,found 272.08367.
实施例11产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.56(dd,J=7.5,1.7Hz,1H),7.37(dd,J=7.6,1.4Hz,1H),7.30–7.21(m,4H),7.17(d,J=7.7Hz,1H),6.94(dd,J=8.2,2.5Hz,1H),6.01(dd,J=11.1,7.0Hz,1H),3.91(dd,J=16.8,11.2Hz,1H),3.82(s,3H),3.19(dd,J=16.8,7.0Hz,1H).13C NMR(101MHz,CDCl3)δ159.58,156.07,138.86,131.04,130.34,129.65,129.42,128.99,127.12,126.52,119.36,116.55,111.17,79.44,77.32,77.00,76.68,55.24,42.68.HRMS(ESI)m/z calcd for C16H15ClNO2+(M+H)+288.07858,found 288.07870.
实施例13产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.63–7.61(m,2H),7.56(d,J=7.5Hz,1H),7.41–7.37(m,3H),7.32–7.24(m,2H),6.05(dd,J=11.2,7.1Hz,1H),3.93(dd,J=16.8,11.2Hz,1H),3.20(dd,J=16.8,7.0Hz,1H).13C NMR(101MHz,CDCl3)δ155.26,138.75,136.20,131.12,129.54,129.14,128.99,127.98,127.71,127.22,126.55,79.73,77.32,77.00,76.68,42.57.HRMS(ESI)m/z calcd for C15H12Cl2NO+(M+H)+292.02905,found292.02905.
实施例14产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.57–7.51(m,5H),7.40–7.38(m,1H),7.31–7.24(m,2H),6.04(dd,J=11.1,7.2Hz,1H),3.92(dd,J=16.8,11.2Hz,1H),3.19(dd,J=16.8,7.2Hz,1H).13C NMR(101MHz,CDCl3)δ155.31,138.68,131.89,131.09,129.50,129.11,128.15,127.18,126.51,124.47,79.72,77.32,77.00,76.68,42.43.HRMS(ESI)m/z calcd forC15H12BrClNO+(M+H)+335.97853,found 335.97858.
实施例15产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.74(d,J=8.5Hz,2H),7.55(dd,J=7.4,2.0Hz,1H),7.42–7.38(m,3H),7.32–7.24(m,2H),6.04(dd,J=11.2,7.1Hz,1H),3.92(dd,J=16.8,11.2Hz,1H),3.18(dd,J=16.8,7.1Hz,1H).13C NMR(101MHz,CDCl3)δ155.47,138.67,137.84,131.06,129.50,129.12,128.62,128.20,127.19,126.50,96.47,79.71,77.32,77.00,76.68,42.36.HRMS(ESI)m/z calcd for C15H12ClINO+(M+H)+383.96466,found383.96475.
实施例17产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.61(d,J=8.4Hz,1H),7.56(dd,J=7.4,1.5Hz,1H),7.39(dd,J=17.9,8.1Hz,3H),7.28–7.20(m,2H),6.01(dd,J=11.1,6.8Hz,1H),3.91(dd,J=16.8,11.1Hz,1H),3.19(dd,J=16.8,6.8Hz,1H),1.31(s,9H).13C NMR(101MHz,CDCl3)δ155.91,153.60,139.07,131.06,129.41,128.95,127.13,126.62,126.56,126.32,125.62,79.24,77.32,77.00,76.68,42.81,34.79,31.08.HRMS(ESI)m/z calcd for C19H21ClNO+(M+H)+314.13062,found 314.13086.
实施例18产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.63–7.57(m,3H),7.39–7.37(m,1H),7.31–7.22(m,2H),6.91(d,J=8.9Hz,2H),6.00(dd,J=11.0,7.0Hz,1H),3.92(dd,J=16.7,11.1Hz,1H),3.83(s,3H),3.19(dd,J=16.7,6.9Hz,1H).13C NMR(101MHz,CDCl3)δ161.10,155.64,139.12,131.10,129.41,128.93,128.27,127.13,126.62,121.70,114.07,79.14,77.32,77.00,76.68,55.28,42.93.HRMS(ESI)m/z calcd for C16H15ClNO2+(M+H)+288.07858,found288.07852.
实施例19产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.59(dd,J=7.6,1.7Hz,1H),7.37(dd,J=7.7,1.4Hz,1H),7.30–7.21(m,2H),7.18(d,J=7.9Hz,1H),7.08(s,1H),7.01(d,J=7.9Hz,1H),5.95(dd,J=11.0,6.8Hz,1H),3.97(dd,J=16.7,11.0Hz,1H),3.23(dd,J=16.7,6.8Hz,1H),2.56(s,3H),2.32(s,3H).13C NMR(101MHz,CDCl3)δ156.86,139.49,139.14,137.89,132.39,131.14,129.42,128.88,127.09,126.57,126.38,125.34,78.23,77.32,77.00,76.68,45.23,22.98,21.10.HRMS(ESI)m/z calcd for C17H17ClNO+(M+H)+286.09932,found286.09946.
实施例21产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ8.98–8.94(m,1H),7.78(dd,J=7.7,3.0Hz,2H),7.59–7.51(m,2H),7.47–7.40(m,2H),7.36–7.30(m,2H),7.24–7.15(m,2H),5.96(dd,J=11.0,6.9Hz,1H),4.06(dd,J=16.6,11.1Hz,1H),3.32(dd,J=16.7,6.9Hz,1H).13C NMR(101MHz,CDCl3)δ156.73,138.96,133.89,131.22,130.91,130.53,129.49,129.01,128.53,127.84,127.53,127.18,126.98,126.60,126.32,126.05,124.66,78.34,77.32,77.00,76.68,45.52.HRMS(ESI)m/z calcd for C19H15ClNO+(M+H)+308.08367,found308.08447.
实施例22产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ8.59–8.58(m,1H),8.06(d,J=8.0Hz,1H),7.74(td,J=7.8,1.7Hz,1H),7.56(dd,J=7.4,1.9Hz,1H),7.39(dd,J=7.6,1.6Hz,1H),7.31–7.22(m,3H),6.08(dd,J=11.3,7.2Hz,1H),4.08(dd,J=17.7,11.3Hz,1H),3.42(dd,J=17.7,7.2Hz,1H).13C NMR(101MHz,CDCl3)δ158.02,149.24,148.99,138.77,136.31,131.20,129.47,128.95,127.00,126.38,124.27,121.70,80.14,77.32,77.00,76.68,42.34.HRMS(ESI)m/z calcd for C14H12ClN2O+(M+H)+259.06327,found 259.06339.
实施例23产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.55(dd,J=7.3,2.1Hz,1H),7.51(d,J=1.3Hz,1H),7.38(dd,J=7.6,1.6Hz,1H),7.30–7.22(m,2H),6.72–6.71(m,1H),6.49–6.47(m,1H),5.99(dd,J=11.0,6.9Hz,1H),3.90(dd,J=16.9,11.1Hz,1H),3.18(dd,J=16.9,6.8Hz,1H).13C NMR(101MHz,CDCl3)δ148.35,144.47,144.43,138.50,131.07,129.46,129.08,127.15,126.59,112.17,111.68,79.14,77.32,77.00,76.68,42.53.HRMS(ESI)m/z calcdfor C13H11ClNO2+(M+H)+248.04728,found 248.04781.
实施例24产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.57(dd,J=7.5,1.8Hz,1H),7.40–7.37(m,2H),7.31–7.23(m,2H),7.18(d,J=3.6Hz,1H),7.04(dd,J=4.9,3.8Hz,1H),6.03(dd,J=11.0,7.0Hz,1H),3.95(dd,J=16.6,11.0Hz,1H),3.22(dd,J=16.6,7.0Hz,1H).13C NMR(101MHz,CDCl3)δ151.89,138.62,131.54,131.07,129.45,129.08,128.65,128.41,127.28,127.18,126.60,79.59,77.32,77.00,76.68,43.42.HRMS(ESI)m/z calcd for C13H11ClNOS+(M+H)+264.02444,found 264.02469
实施例25产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.70–7.68(m,2H),7.41–7.31(m,8H),5.74(dd,J=11.0,8.3Hz,1H),3.78(dd,J=16.6,11.0Hz,1H),3.34(dd,J=16.6,8.3Hz,1H).13C NMR(101MHz,CDCl3)δ156.02,140.86,130.04,129.39,128.66,128.13,126.66,125.79,82.48,77.32,77.00,76.68,43.05.HRMS(ESI)m/z calcdfor C15H14NO+(M+H)+224.10699,found224.10704.
实施例27产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.69(dd,J=6.5,3.1Hz,2H),7.59–7.55(m,2H),7.40(dd,J=5.0,1.8Hz,3H),7.33(t,J=7.6Hz,1H),7.17(td,J=7.8,1.6Hz,1H),6.00(dd,J=11.1,6.9Hz,1H),3.97(dd,J=16.8,11.2Hz,1H),3.21(dd,J=16.8,6.9Hz,1H).13C NMR(101MHz,CDCl3)δ155.99,140.60,132.71,130.24,129.34,129.16,128.71,127.80,126.82,126.77,120.80,81.42,77.32,77.00,76.68,42.92.HRMS(ESI)m/z calcd forC15H13BrNO+(M+H)+302.01750,found 302.01770.
实施例28产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.69–7.67(m,2H),7.46(dd,J=7.5,1.1Hz,1H),7.39–7.37(m,3H),7.29–7.24(m,1H),6.96(t,J=7.5Hz,1H),6.89(d,J=8.2Hz,1H),5.97(dd,J=11.1,7.5Hz,1H),3.85(s,3H),3.79(dd,J=16.7,11.1Hz,1H),3.20(dd,J=16.7,7.5Hz,1H).13C NMR(101MHz,CDCl3)δ156.37,155.93,129.84,129.67,129.36,128.83,128.54,126.61,126.04,120.57,110.27,78.07,77.32,77.00,76.68,55.28,42.28.HRMS(ESI)m/zcalcd for C16H16NO2 +(M+H)+254.11756,found 254.11769.
实施例29产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.70–7.67(m,2H),7.42–7.39(m,3H),7.37–7.31(m,1H),7.17–7.10(m,2H),7.00(td,J=8.3,2.3Hz,1H),5.73(dd,J=11.0,7.9Hz,1H),3.80(dd,J=16.7,11.1Hz,1H),3.32(dd,J=16.7,7.8Hz,1H).13C NMR(101MHz,CDCl3)δ162.97(d,J=246.8Hz),156.00,143.60(d,J=7.0Hz),130.34(d,J=8.2Hz),130.23,129.16,128.72,126.72,121.31(d,J=2.9Hz),115.02(d,J=21.2Hz),112.76(d,J=22.4Hz),81.62(d,J=1.8Hz),77.32,77.00,76.68,43.17.HRMS(ESI)m/z calcd for C15H13FNO+(M+H)+242.09757,found 242.09775.
实施例31产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.70–7.67(m,2H),7.43–7.39(m,4H),7.31–7.27(m,3H),5.72(dd,J=11.1,7.9Hz,1H),3.80(dd,J=16.7,11.1Hz,1H),3.32(dd,J=16.7,7.9Hz,1H).13C NMR(101MHz,CDCl3)δ155.98,143.30,131.24,130.33,130.27,129.12,128.84,128.74,126.74,124.36,122.81,81.52,77.32,77.00,76.68,43.22.HRMS(ESI)m/z calcdfor C15H13BrNO+(M+H)+302.01750,found 302.01794.
实施例33产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ8.26(d,J=1.6Hz,1H),8.19–8.17(m,1H),7.76(dd,J=7.6,0.7Hz,1H),7.70–7.68(m,2H),7.57(t,J=8.0Hz,1H),7.43–7.41(m,3H),5.85(dd,J=11.0,7.7Hz,1H),3.90(dd,J=16.7,11.1Hz,1H),3.35(dd,J=16.7,7.6Hz,1H).13C NMR(101MHz,CDCl3)δ156.01,148.49,143.24,131.81,130.50,129.89,128.83,126.81,123.14,120.88,81.08,77.32,77.00,76.68,43.33.HRMS(ESI)m/z calcd for C15H13N2O3+(M+H)+269.09207,found 269.09204.
实施例34产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.70–7.67(m,2H),7.41–7.40(m,3H),7.28(dd,J=15.4,7.7Hz,1H),6.97–6.95(m,2H),6.87–6.84(m,1H),5.71(dd,J=11.0,8.2Hz,1H),3.80–3.73(m,4H),3.33(dd,J=16.7,8.2Hz,1H).13C NMR(101MHz,CDCl3)δ159.83,156.08,142.52,130.10,129.79,129.31,128.68,126.67,117.96,113.70,111.08,82.31,77.32,77.00,76.68,55.22,43.14.HRMS(ESI)m/z calcd for C16H16NO2 +(M+H)+254.11756,found254.11772.
实施例35产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.70–7.67(m,2H),7.41(dd,J=5.0,1.9Hz,3H),7.34(d,J=1.7Hz,4H),5.72(dd,J=11.0,8.0Hz,1H),3.79(dd,J=16.6,11.0Hz,1H),3.30(dd,J=16.7,8.0Hz,1H).13C NMR(101MHz,CDCl3)δ156.04,139.45,133.98,130.24,129.20,128.89,128.74,127.22,126.72,81.74,77.32,77.00,76.68,43.16.HRMS(ESI)m/z calcdfor C15H13ClNO+(M+H)+258.06802,found 258.06793.
实施例38产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.69–7.66(m,2H),7.51(d,J=8.4Hz,1H),7.43–7.39(m,4H),7.28–7.26(m,1H),5.98(dd,J=11.1,6.9Hz,1H),3.94(dd,J=16.8,11.1Hz,1H),3.19(dd,J=16.8,6.9Hz,1H).13C NMR(101MHz,CDCl3)δ156.16,137.64,134.19,131.74,130.36,129.31,128.97,128.74,127.67,127.50,126.76,78.99,77.32,77.00,76.68,42.70.HRMS(ESI)m/z calcd for C15H12Cl2NO+(M+H)+292.02905,found292.02927.
实施例38产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.69–7.66(m,2H),7.51(d,J=8.4Hz,1H),7.43–7.39(m,4H),7.28–7.26(m,1H),5.98(dd,J=11.1,6.9Hz,1H),3.94(dd,J=16.8,11.1Hz,1H),3.19(dd,J=16.8,6.9Hz,1H).13C NMR(101MHz,CDCl3)δ156.16,137.64,134.19,131.74,130.36,129.31,128.97,128.74,127.67,127.50,126.76,78.99,77.32,77.00,76.68,42.70.HRMS(ESI)m/z calcd for C15H12Cl2NO+(M+H)+292.02905,found292.02927.
实施例39产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.67(dd,J=6.6,3.1Hz,2H),7.58–7.55(m,2H),7.52(dd,J=6.6,3.0Hz,2H),7.38–7.34(m,7H),7.29(td,J=7.5,1.1Hz,1H),6.21(dd,J=11.2,7.4Hz,1H),3.93(dd,J=16.8,11.2Hz,1H),3.35(dd,J=16.8,7.4Hz,1H).13C NMR(101MHz,CDCl3)δ156.10,143.25,132.30,131.42,130.09,129.36,128.83,128.65,128.60,128.44,127.69,126.73,125.06,122.79,120.27,95.29,86.73,80.75,77.32,77.00,76.68,43.09.
实施例40产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.88–7.83(m,4H),7.73–7.71(m,2H),7.50–7.40(m,6H),5.91(dd,J=11.0,8.3Hz,1H),3.85(dd,J=16.7,11.0Hz,1H),3.43(dd,J=16.7,8.2Hz,1H).13C NMR(101MHz,CDCl3)δ156.13,138.15,133.17,130.16,129.47,128.86,128.75,128.03,127.71,126.77,126.41,126.23,124.98,123.46,82.72,77.32,77.00,76.68,43.21.HRMS(ESI)m/z calcd for C19H16NO+(M+H)+274.12264,found274.12268.
实施例42产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.71–7.68(m,2H),7.42–7.40(m,3H),7.29(dd,J=5.0,1.0Hz,1H),7.10(d,J=3.2Hz,1H),6.98(dd,J=5.0,3.6Hz,1H),5.94(dd,J=10.5,8.3Hz,1H),3.75(dd,J=16.7,10.6Hz,1H),3.47(dd,J=16.7,8.1Hz,1H).13C NMR(101MHz,CDCl3)δ156.28,143.30,130.17,129.20,128.68,126.85,126.69,125.69,125.40,78.34,77.32,77.00,76.68,42.90.HRMS(ESI)m/z calcd for C13H12NOS+(M+H)+230.06341,found 230.06300.
实施例44产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ8.58(d,J=4.8Hz,1H),7.77(dd,J=7.7,1.7Hz,1H),7.71(td,J=7.7,1.7Hz,1H),7.59(d,J=7.9Hz,1H),7.39–7.34(m,1H),7.23–7.19(m,1H),6.96(t,J=7.6Hz,1H),6.92(d,J=8.4Hz,1H),5.79(dd,J=11.1,7.0Hz,1H),3.98(dd,J=17.5,11.1Hz,1H),3.82(s,3H),3.73(dd,J=17.5,7.0Hz,1H).13C NMR(101MHz,CDCl3)δ160.41,157.50,155.91,149.12,136.83,131.32,129.33,122.61,120.64,120.28,118.30,111.33,82.33,77.32,77.00,76.68,55.34,44.25.HRMS(ESI)m/z calcd for C15H15N2O2+(M+H)+255.11280,found 255.11264.
实施例45产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.40(d,J=5.1Hz,1H),7.35–7.30(m,4H),7.18(d,J=3.6Hz,1H),7.05(t,J=8.8Hz,1H),5.69(dd,J=10.8,8.2Hz,1H),3.78(dd,J=16.5,10.9Hz,1H),3.29(dd,J=16.5,8.1Hz,1H).13C NMR(101MHz,CDCl3)δ151.81,139.06,134.02,131.58,128.87,128.55,128.44,127.31,127.22,81.90,77.32,77.00,76.68,43.87.HRMS(ESI)m/z calcd for C13H11ClNOS+(M+H)+264.02444,found 264.02441.
实施例46产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ8.60(d,J=4.8Hz,1H),8.06(d,J=8.0Hz,1H),7.74(t,J=7.8Hz,1H),7.34–7.29(m,5H),5.76(dd,J=11.1,8.2Hz,1H),3.93(dd,J=17.6,11.2Hz,1H),3.49(dd,J=17.6,8.1Hz,1H).13C NMR(101MHz,CDCl3)δ158.01,149.28,149.03,139.25,136.40,133.95,128.84,127.23,124.32,121.77,82.41,77.32,77.00,76.68,42.56.HRMS(ESI)m/z calcd for C14H12ClN2O+(M+H)+259.06327,found259.06351.
实施例47产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.50–7.48(m,2H),7.40(dd,J=5.1,0.9Hz,1H),7.27–7.25(m,2H),7.18(dd,J=3.6,0.9Hz,1H),7.05(dd,J=5.0,3.7Hz,1H),5.68(dd,J=10.9,8.1Hz,1H),3.79(dd,J=16.5,10.9Hz,1H),3.29(dd,J=16.5,8.0Hz,1H).13C NMR(101MHz,CDCl3)δ151.80,139.60,131.82,128.58,128.56,128.45,127.52,127.31,122.14,81.90,77.32,77.00,76.68,43.84.HRMS(ESI)m/z calcd for C13H11BrNOS+(M+H)+307.97392,found 307.97406.
实施例49产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.69–7.68(m,2H),7.41(d,J=1.6Hz,3H),4.24(dd,J=17.3,8.6Hz,1H),3.44(dd,J=16.5,10.5Hz,1H),3.17(dd,J=16.5,7.8Hz,1H),1.14–1.10(m,1H),0.67–0.55(m,2H),0.52–0.46(m,1H),0.39–0.33(m,1H).13C NMR(101MHz,CDCl3)δ156.61,129.90,129.82,128.64,126.56,85.15,77.32,77.00,76.68,40.03,15.25,3.25,1.67.HRMS(ESI)m/z calcd for C12H14NO+(M+H)+188.10699,found188.10690.
实施例50产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.70–7.68(m,2H),7.41–7.40(m,3H),4.48(t,J=10.1Hz,2H),3.34(t,J=10.1Hz,2H).13C NMR(101MHz,CDCl3)δ156.77,130.02,129.42,128.65,126.69,77.32,77.00,76.68,69.13,35.19.HRMS(ESI)m/z calcd for C9H10NO+(M+H)+148.07569,found 148.07578.
实施例51产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.52(t,J=8.5Hz,2H),7.33(t,J=7.5Hz,1H),7.18–7.14(m,1H),5.76(dd,J=10.9,6.7Hz,1H),3.42(dd,J=16.9,10.9Hz,1H),2.59(dd,J=16.9,6.7Hz,1H),1.83–1.76(m,1H),0.91–0.84(m,2H),0.81–0.75(m,1H),0.73–0.67(m,1H).13CNMR(101MHz,CDCl3)δ160.39,140.72,132.53,129.11,127.65,126.73,120.65,80.07,77.32,77.00,76.68,43.00,8.87,6.17,5.93.HRMS(ESI)m/z calcd for C12H13BrNO+(M+H)+266.01750,found 266.01761.
实施例52产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.53(dd,J=11.0,8.0Hz,2H),7.33(t,J=7.5Hz,1H),7.18–7.14(m,1H),5.78(dd,J=11.0,6.7Hz,1H),3.58(dd,J=17.3,11.0Hz,1H),2.76(dd,J=17.3,6.7Hz,1H),2.00(s,3H).13C NMR(101MHz,CDCl3)δ154.85,140.84,132.59,129.12,127.65,126.69,120.68,80.37,77.32,77.00,76.68,46.54,13.01.
实施例53产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ8.02(d,J=7.5Hz,1H),7.42–7.15(m,7H),6.24(d,J=10.9Hz,1H),3.92(ddd,J=13.6,11.1,4.6Hz,1H),2.98–2.90(m,1H),2.83–2.78(m,1H),2.10–2.06(m,1H),1.12(qd,J=13.0,4.7Hz,1H).13C NMR(101MHz,CDCl3)δ155.80,138.63,136.00,131.02,130.39,129.22,128.97,128.79,128.08,127.14,126.72,125.64,125.62,81.36,77.32,77.00,76.68,50.95,29.52,23.72.HRMS(ESI)m/z calcd for C17H15ClNO+(M+H)+284.08367,found 284.08414.
实施例54产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.53–7.50(m,2H),7.37–7.21(m,8H),5.92(d,J=11.1Hz,1H),5.51(d,J=7.2Hz,1H),3.52(td,J=11.9,5.9Hz,1H),2.99–2.93(m,1H),2.85–2.77(m,3H),2.48–2.43(m,1H),2.22–1.87(m,7H),1.72–1.58(m,4H),1.54–1.17(m,6H),0.71(qd,J=12.7,3.2Hz,1H).13C NMR(101MHz,CDCl3)δ160.24,159.78,138.89,136.38,131.72,131.28,129.40,129.04,128.72,128.66,127.73,127.15,126.91,126.89,83.36,80.39,77.32,77.00,76.68,57.70,51.72,32.84,28.18,26.80,26.04,25.55,25.37,24.63,24.20.HRMS(ESI)m/z calcd for C13H15ClNO+(M+H)+236.08367,found 236.08354.
实施例55产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.39–7.34(m,3H),7.27–7.21(m,2H),6.71(d,J=1.6Hz,1H),6.17(d,J=10.7Hz,1H),3.90–3.83(m,1H),2.82–2.69(m,2H),2.25–2.21(m,1H),1.17(ddd,J=24.5,13.0,6.4Hz,1H).13C NMR(101MHz,CDCl3)δ158.46,152.08,143.00,135.65,131.10,129.25,129.02,128.14,127.25,110.62,106.52,79.97,77.32,77.00,76.68,51.05,23.08,22.74.HRMS(ESI)m/z calcd for C15H13ClNO2 +(M+H)+274.06293,found274.06323.
实施例56产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ7.77(dd,J=6.7,3.0Hz,2H),7.72–7.67(m,5H),7.60–7.56(m,3H),7.46–7.43(m,5H),7.40–7.38(m,7H),7.28(t,J=7.6Hz,2H),7.21(td,J=7.7,1.6Hz,1H),7.14(td,J=7.7,1.6Hz,2H),5.86(d,J=9.2Hz,1H),5.62(d,J=2.7Hz,2H),4.20–4.12(m,1H),3.59(qd,J=7.2,2.8Hz,2H),1.60(d,J=7.2Hz,6H),0.77(d,J=7.4Hz,3H).13C NMR(101MHz,CDCl3)δ162.09,160.12,139.76,136.07,132.77,132.37,130.15,129.34,129.18,128.83,128.79,128.53,128.27,127.68,127.44,127.13,127.07,127.00,121.69,120.82,88.50,85.89,77.32,77.00,76.68,50.80,43.62,18.18,13.66.HRMS(ESI)m/z calcd for C16H15BrNO+(M+H)+316.03315,found 316.03315.
实施例57产物的核磁及质谱数据如下:
1H NMR(400MHz,CDCl3)δ8.03(d,J=7.6Hz,1H),7.98(d,J=7.6Hz,2H),7.48(d,J=1.1Hz,2H),7.36–7.31(m,4H),7.28–7.19(m,7H),6.52(d,J=3.2Hz,2H),6.42(dd,J=3.2,1.9Hz,2H),6.33–6.30(m,2H),5.77(d,J=10.5Hz,1H),5.18(d,J=12.9Hz,2H),3.86–3.72(m,3H),3.01–2.91(m,6H),2.29–2.23(m,2H),2.08–2.02(m,1H),1.95–1.84(m,2H),1.49(ddd,J=25.1,13.1,6.2Hz,1H).13C NMR(101MHz,CDCl3)δ158.10,155.97,151.48,149.45,143.42,142.66,138.69,138.63,130.51,130.38,128.94,128.84,126.83,126.75,125.64,125.44,125.35,125.20,110.60,110.20,110.05,108.40,81.62,77.96,77.32,77.00,76.68,50.55,50.52,29.61,29.23,26.56,23.29.HRMS(ESI)m/z calcd forC15H14NO2 +(M+H)+240.10191,found 240.10193.
显然,上述实施例仅仅是为清楚地说明所作的举例,而并非对实施方式的限定。对于所属领域的普通技术人员来说,在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。而由此所引伸出的显而易见的变化或变动仍处于本发明创造的保护范围之中。
Claims (10)
1.一种3,4,5-三取代-4,5-二氢异恶唑及其衍生物,它的通式为式Ⅰ:
其中
R1选自氢原子,烷基、环烷基;取代或非取代的C6-C10芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,烷氧基,芳香基;
R2选自氢原子,烷基、环烷基;取代或非取代的C6-C14芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,硝基,烷氧基,芳香基;
R3选自氢原子,烷基,芳香基。
2.一种合成权利要求1所述的3,4,5-三取代-4,5-二氢异恶唑及其衍生物的方法,其特征在于,将醛类化合物和肟酯类化合物在布朗斯特碱的和有机溶剂反应条件下经加热搅拌得到。
3.根据权利要求2所述的方法,其特征在于,所述布朗斯特碱选自KHCO3、K2CO3、Na2CO3、K3PO4、K2HPO4、KOH、NaOH、Cs2CO3、叔丁醇钾、叔丁醇钠、乙醇钠、甲醇钠的一种或数种。
4.根据权利要求2所述的方法,其特征在于,所述有机溶剂选自吡啶、乙腈、THF、DMAC、DMF、DMSO、1,4-二氧六环、甲苯中的一种或多种。
5.根据权利要求2或3或4所述的方法,其特征在于,所述肟酯类化合物、醛类化合物和碱的摩尔比为1:1-5:2.0-3,反应温度为100℃-140℃。
6.根据权利要求2所述的方法,其特征在于,所述肟酯类化合物选自C11-C18芳香酮肟酯或C8-C12脂肪酮肟酯,或者其通式如下:
式Ⅱ
其中
R1选自氢原子,烷基、环烷基;取代或非取代的C6-C10芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,烷氧基,芳香基;
R3选自氢原子,烷基,芳香基。
7.根据权利要求6所述的方法,其特征在于,式Ⅱ中的肟酯类化合物选自苯乙酮肟酯,2-甲基苯乙酮肟酯,2-甲氧基苯乙酮肟酯,2-氟苯乙酮肟酯,2-氯苯乙酮肟酯,2-溴苯乙酮肟酯,3-氟苯乙酮肟酯,3-氯苯乙酮肟酯,3-溴苯乙酮肟酯,3-甲基苯乙酮肟酯,3-甲氧基苯乙酮肟酯,2-噻吩乙酮肟酯,2-呋喃乙酮肟酯,2-吡啶乙酮肟酯,4-氟苯乙酮肟酯,4-氯苯乙酮肟酯,4-溴苯乙酮肟酯,4-碘苯乙酮肟酯,4-甲基苯乙酮肟酯,4-甲氧基苯乙酮肟酯,4-叔丁基苯乙酮肟酯,4-苯基苯乙酮肟酯,2’,4’-二甲基苯乙酮肟酯,3’,4’-二氯苯乙酮肟酯,α-萘乙酮肟酯,1-四氢萘酮肟酯,6,7-二氢-4(5H)苯并呋喃酮肟酯,环己酮肟酯,丙酮肟酯,环丙基甲基酮肟酯。
8.根据权利要求2所述的方法,其特征在于,所述醛类化合物的通式如下:
式Ⅲ
其中
R2选自氢原子,烷基、环烷基;取代或非取代的C6-C14芳基;取代或未取代的含有氮、氧、硫原子的杂环基团;其中芳基或者杂环基团的取代基选自C1-C4的直链、支链烷基,卤素基,硝基,烷氧基,芳香基。
9.根据权利要求8所述的方法,其特征在于,所述醛类化合物选自苯甲醛,2-氟苯甲醛,2-氯苯甲醛,2-溴苯甲醛,2-甲基苯甲醛,2-甲氧基苯甲醛,3-氟苯甲醛,3-氯苯甲醛,3-溴苯甲醛,3-甲基苯甲醛,3-甲氧基苯甲醛,3-硝基苯甲醛,4-氟苯甲醛,4-氯苯甲醛,4-溴苯甲醛,4-甲基苯甲醛,4-甲氧基苯甲醛,4-苯乙炔基苯甲醛,2,4-二氯苯甲醛,吡啶-2-甲醛,噻吩-2-甲醛,糠醛,2-萘甲醛,甲醛溶液,多聚甲醛,环丙甲醛。
10.权利要求1所述的3,4,5-三取代-4,5-二氢异恶唑及其衍生物,在除草剂、杀菌剂、杀虫剂方面的应用。
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