技术领域
本发明涉及一类新的化合物及其制备方法和应用,具体是(Z/E)-1-(苯并呋喃-5-基)-3- 芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1-酮及其制备方法和其作为制备抗癌药物的应用。
背景技术
ChenWen等[Org.Biomol.Chem.,2011,9,4250–4255]合成了苯并二氢呋喃咪唑盐 类化合物1,并测试了其对人乳腺癌细胞(MCF-7)、人肺癌细胞(A549)等多种人肿瘤细胞 的细胞毒性,其中化合物1a对人乳腺癌细胞(MCF-7)和人肺癌细胞(A549)的IC50分别为 7.95μM和12.35μM。Nagaraju等[Bioorg.Med.Chem.Lett.,2012,22,4314–4317]描述了在 化合物2的基础上,由2,4-二羟基苯乙酮作起始原料合成的苯并呋喃丙烯酮衍生物3和4, 并测试了其对人前列腺癌细胞(PC-3)、人肺癌细胞(NCI-H460)等多种癌细胞的抑制活性, 部分化合物对前列腺癌细胞(PC-3)和肺癌细胞(NCI-H460)有抑制活性。陶伟峰[南开大学, 硕士论文,2002]描述了含吡啶基和三唑基的丙烯酮(5)和丙烯醇(6)的合成,化合物5具有 一定杀菌活性,化合物6具有植物生长调节作用。
中国专利描述了4-(苯并呋喃-5-基)-2-苄亚氨基噻唑的制备及其作为抗肿瘤药物的应 用[ZL201010533786.5]、4-(苯并呋喃-5-基)-2-苄亚氨基噻唑及其作为抗肿瘤药物的应用 [ZL201010533786.5,2012.7.25授权]和2-(2,2-二甲基-2,3-二氢苯并呋喃-5-基)吗啉及其 制备方法与应用[ZL201210106643.5,2014.7.23授权]。
本发明旨在利用呋喃酚为原料,经醚化,酰化等多步反应合成1-(苯并呋喃-5-基)-3- 芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1-酮,并研发其抗肿瘤活性。
发明内容
本发明的目的是提供化学结构式Ⅰ或Ⅱ所示的1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮或其盐:
其中,R选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基;X1、X5选自:氢、 氘、C1~C2烷基、C3~C4直链烷基或支链烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或 支链烷氧基、氟、氯、溴或硝基;X3选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链 烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或支链烷氧基、氟、氯、溴或硝基;X2、 X4选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基,或硝基;其盐选自:盐酸盐、 氢溴酸盐、硫酸盐、硝酸盐、磷酸盐、甲磺酸盐、苯磺酸盐、对甲苯磺酸盐、苹果酸盐、 乳酸盐、丁二酸盐或丁烯二酸盐;式Ⅰ所示的-1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑 -1-基)-2-丙烯-1-酮为(Z)-1-(2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑 -1-基)-2-丙烯-1-酮;式Ⅱ所示的-1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1- 酮为(E)-1-(2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1- 酮。
本发明的目的是提供化学结构式Ⅲ或Ⅳ所示的1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮:
其中,X1、X5选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或支链烷氧基、氟、氯、溴或硝基;X3选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或支链烷氧 基、氟、氯、溴或硝基;X2、X4选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基, 或硝基。
本发明的目的是提供化学结构式Ⅴ或Ⅵ所示的1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮:
其中,X1、X5选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或支链烷氧基、氟、氯、溴或硝基;X3选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或支链烷氧 基、氟、氯、溴或硝基;X2、X4选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基, 或硝基。
本发明的目的是提供化学结构式Ⅶ或Ⅷ所示的1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮:
其中,X1、X5选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或支链烷氧基、氟、氯、溴或硝基;X3选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或支链烷氧 基、氟、氯、溴或硝基;X2、X4选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基, 或硝基。
本发明提供化学结构式Ⅰ或Ⅱ所示的1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)- 2-丙烯-1-酮的制备方法,其特征在于它的制备反应如下:
其中,R选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基;X1、X5选自:氢、 氘、C1~C2烷基、C3~C4直链烷基或支链烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或 支链烷氧基、氟、氯、溴或硝基;X3选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链 烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或支链烷氧基、氟、氯、溴或硝基;X2、 X4选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基,或硝基。
本发明提供化学结构式Ⅰ~Ⅷ所示的1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)-2- 丙烯-1-酮在制备抗肿瘤药物中的应用。
本发明与现有技术相比具有如下优点:本发明提供化学式Ⅰ~Ⅷ所示的1-(苯并呋喃-5- 基)-3-芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1-酮具有抗人宫颈癌细胞(Hela)、人乳腺癌细胞 (MCF-7)和人肺癌细胞(A549)的活性。
具体实施方式
以下实施例旨在说明本发明而不是对本发明的进一步限定。
实施例1
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1- 基)-2-丙烯-1-酮的制备
0.14mol2-溴-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)乙酮(C1)、0.16mol1, 2,4-三唑,4mmolPEG600,0.54mol碳酸钾,100mL乙酸乙酯回流1.5h。反应液抽滤得 棕色液体,冰浴条件下,滴加0.15mol硝酸得白色沉淀,抽滤得白色固体,加500mL乙 酸乙酯溶解,滴加30%NaOH溶解,调pH至7,搅拌至溶液澄清,分液,取有机相,减 压蒸馏得31.2g白色固体1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-2-(1,2,4- 三唑)乙酮(D1),收率80.1%,熔点152~155℃,1HNMR(400MHz,CDCl3)δ:1.57(s, 6H,2×CH3),3.11(s,2H,CCH2),3.93(s,3H,OCH3),5.64(s,2H,CH2),7.45(s, 1H,C6H2),7.47(s,1H,C6H2),8.04(s,1H,三唑环3-H),8.39(s,1H,三唑环5-H)。
3.5mmol1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-2-(1,2,4-三唑)乙酮 (D1),5.2mmol苯甲醛和30mL氯仿,搅拌、加入哌啶,回流6h。反应结束后,反应液 经水洗,饱和食盐水洗,干燥,脱溶,柱层析分离得产物(E)-A1和(Z)-A1,收率60.3%。 (E)-A1:熔点175~177℃,1HNMR(400MHz,CDCl3)δ:1.56(s,6H,2×CH3),3.08(s, 2H,CH2),3.90(s,3H,OCH3),6.95(s,1H,C6H24-H),6.97(s,1H,C6H26-H),7.29~7.39 (m,5H,C6H5),7.51(s,1H,C=CH),8.17(s,1H,三唑环3-H),8.20(s,1H,三唑环 5-H);(Z)-A1:熔点62~64℃,1HNMR(400MHz,CDCl3)δ:1.48(s,6H,2×CH3),2.93(s, 2H,CH2),3.85(s,3H,OCH3),7.22~7.26(m,2H,C6H24,6-H),7.29~7.46(m,5H, C6H5),7.55(s,1H,C=CH),8.07(s,1H,三唑环3-H),8.29(s,1H,三唑环5-H)。
实施例2
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-甲基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率67.3%。(E)-A2:熔点158~159℃,1HNMR(400MHz, CDCl3)δ:1.56(s,6H,2×CH3),2.34(s,3H,CH3),3.07(s,2H,CH2),3.89(s,3H, OCH3),6.82(d,J=8.0Hz,2H,C6H43,5-H),7.10(d,J=8.0Hz,2H,C6H42,6-H), 7.28(s,1H,C6H24-H),7.37(s,1H,C6H26-H),7.50(s,1H,C=CH),8.14(s,1H,三 唑环3-H),8.18(s,1H,三唑环5-H);(Z)-A2:熔点110~113℃,1HNMR(400MHz,CDCl3) δ:1.48(s,6H,2×CH3),2.33(s,3H,CH3),2.97(s,2H,CH2),3.88(s,3H,OCH3), 7.02(d,J=8.0Hz,2H,C6H43,5-H),7.19(d,J=8.0Hz,2H,C6H42,6-H),7.40(s, 1H,C6H24-H),7.47(s,1H,C6H26-H),7.48(s,1H,C=CH),8.05(s,1H,三唑环3-H), 8.26(s,1H,三唑环5-H)。
实施例3
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-羟基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率36.8%。(E)-A3:熔点194~196℃,1HNMR(400MHz, CDCl3)δ:1.55(s,6H,2×CH3),2.96(s,2H,CH2),3.82(s,3H,OCH3),6.73(s,4H, C6H4),7.28(s,1H,C6H2),7.37(s,1H,C6H2),7.53(s,1H,C=CH),8.26(s,2H,三 唑环);(Z)-A3:熔点180℃,1HNMR(400MHz,CDCl3)δ:1.57(s,6H,2×CH3),3.09(s, 2H,CH2),3.90(s,3H,OCH3),6.73(s,4H,C6H4),7.28(s,1H,C6H2),7.37(s,1H, C6H2),7.53(s,1H,CCH),8.29(s,2H,三唑环)。
实施例4
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2-甲氧基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率29.0%。(E)-A4:熔点126~128℃,1HNMR(400MHz, CDCl3)δ:1.56(s,6H,2×CH3),3.08(s,2H,CH2),3.80(s,3H,OCH3),3.91(s,3H, OCH3),6.62~6.82(m,2H,C6H2),6.89~7.41(m,4H,C6H4),7.80(s,1H,C=CH),8.15 (s,1H,三唑环3-H),8.22(s,1H,三唑环5-H);(Z)-A4:熔点68~70℃,1HNMR(400MHz, CDCl3)δ:1.54(s,6H,2×CH3),2.90(s,2H,CH2),3.80(s,3H,OCH3),3.93(s,3H, OCH3),6.72~6.82(m,2H,C6H2),6.89~7.41(m,4H,C6H4),7.72(s,1H,C=CH),8.08 (s,1H,三唑环3-H),8.12(s,1H,三唑环5-H)。
实施例5
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-氟苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率43.0%。(E)-A5:熔点155~156℃,1HNMR(400MHz, CDCl3)δ:1.56(s,6H,2×CH3),3.11(s,2H,CH2),3.96(s,3H,OCH3),6.94(d,J=8.0 Hz,2H,C6H43,5-H),7.18(d,J=8.0Hz,2H,C6H42,6-H),7.27(s,1H,C=CH), 7.52(s,1H,C6H24-H),7.65(s,1H,C6H26-H),7.70(s,1H,三唑环3-H),8.24(s, 1H,三唑环5-H);(Z)-A5:熔点124~126℃,1HNMR(400MHz,CDCl3)δ:1.55(s,6H, 2×CH3),3.06(s,2H,CH2),3.91(s,3H,OCH3),6.98(d,J=8.0Hz,2H,C6H43,5-H), 7.20(d,J=8.0Hz,2H,C6H42,6-H),7.46(s,1H,C=CH),7.50(s,1H,C6H24-H), 7.96(s,1H,C6H26-H),8.19(s,1H,三唑环3-H),8.40(s,1H,三唑环5-H)。
实施例6
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2-氯苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率20.0%。(E)-A6:熔点65~68℃,1HNMR(400MHz, CDCl3)δ:1.56(s,6H,2×CH3),3.09(s,2H,CH2),3.92(s,3H,OCH3),6.74~7.15(m, 4H,C6H4),7.39(s,1H,C6H24-H),7.74(s,1H,C6H26-H),7.75(s,1H,C=CH),8.08 (s,1H,三唑环3-H),8.22(s,1H,三唑环5-H)。(Z)-A6:液体,1HNMR(400MHz,CDCl3) δ:1.47(s,6H,2×CH3),2.93(s,2H,CH2),3.84(s,3H,OCH3),7.20~7.39(m,4H, C6H4),7.41(s,1H,C=CH),7.65(s,1H,C6H24-H),7.79(s,1H,C6H26-H),8.11(s, 1H,三唑环3-H),8.36(s,1H,三唑环5-H)。
实施例7
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-氯苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应6h,收率69.0%。(E)-A7:熔点131~134℃,1HNMR(400MHz, CDCl3)δ:1.56(s,6H,2×CH3),3.07(s,2H,CH2),3.89(s,3H,OCH3),6.89(d,J=8.0 Hz,2H,C6H43,5-H),7.28(d,J=8.0Hz,2H,C6H42,6-H),7.35(s,1H,C6H24-H), 7.45(s,1H,C6H26-H),7.50(s,1H,CCH),8.17~8.18(m,2H,三唑环3,5-H);(Z)-A7: 熔点85~88℃,1HNMR(400MHz,CDCl3)δ:1.50(s,6H,2×CH3),2.95(s,2H,CH2), 3.87(s,3H,OCH3),7.19(d,J=8.0Hz,2H,C6H43,5-H),7.25(d,J=8.0Hz,2H, C6H42,6-H),7.30(s,1H,C6H24-H),7.35(s,1H,C6H26-H),7.46(s,1H,CCH), 8.07(s,1H,三唑环3-H),8.25(s,1H,三唑环5-H)。
实施例8
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2,4-二氯苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率21.4%。(E)-A8:熔点187~189℃,1HNMR(400MHz, CDCl3)δ:1.57(s,6H,2×CH3),3.08(s,2H,CH2),3.91(s,3H,OCH3),6.65(d,J=8.4 Hz,1H,C6H36-H),7.10(dd,J=8.4Hz,J=2.0Hz,1H,C6H35-H),7.41(s,1H,C6H24-H), 7.47(d,J=2.0Hz,1H,C6H33-H),7.56(s,1H,C6H26-H),7.70(s,1H,C=CH),8.06(s, 1H,三唑环3-H),8.22(s,1H,三唑环5-H);(Z)-A8:熔点90~92℃,1HNMR(400MHz, CDCl3)δ:1.50(s,6H,2×CH3),2.96(s,2H,CH2),3.86(s,3H,OCH3),6.75(d,J=8.4 Hz,1H,C6H36-H),7.02(dd,J=8.4Hz,J=2.0Hz,1H,C6H35-H),7.36(d,J=2.0Hz, 1H,C6H33-H),7.61(s,1H,C6H24-H),7.78(s,1H,C6H26-H),7.82(s,1H,C=CH), 8.09(s,1H,三唑环3-H),8.30(s,1H,三唑环5-H)。
实施例9
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-溴苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率43.3%。(E)-A9:熔点157~160℃,1HNMR(400MHz, CDCl3)δ:1.57(s,6H,2×CH3),3.09(s,2H,CH2),3.90(s,3H,OCH3),6.82(s,1H, C6H24-H),6.82(s,1H,C6H26-H),7.29~7.45(m,4H,C6H4),7.47(s,1H,C=CH), 8.25(s,1H,三唑环3-H),8.30(s,1H,三唑环5-H);(Z)-A9:熔点70~73℃,1HNMR (400MHz,CDCl3)δ:1.56(s,6H,2×CH3),2.95(s,2H,CH2),3.88(s,3H,OCH3),7.16 (s,1H,C6H24-H),7.18(s,1H,C6H26-H),7.35~7.47(m,4H,C6H4),7.49(s,1H, C=CH),8.09(s,1H,三唑环3-H),8.28(s,1H,三唑环5-H)。
实施例10
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2-硝基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应7h,收率21.7%。(E)-A10:熔点165~168℃,1HNMR (400MHz,CDCl3)δ:1.56(s,6H,2×CH3),3.09(s,2H,CH2),3.94(s,3H,OCH3),7.18~7.81 (m,4H,C6H4),7.87(d,J=1.2Hz,1H,C6H24-H),8.13(d,J=1.2Hz,1H,C6H26-H), 8.42(s,1H,C=CH),10.17(s,1H,三唑环3-H),10.42(s,1H,三唑环5-H);(Z)-A10: 液体,1HNMR(400MHz,CDCl3)δ:1.57(s,6H,2×CH3),3.07(s,2H,CH2),3.90(s, 3H,OCH3),7.21~7.89(m,4H,C6H4),7.78(s,1H,C6H24-H),8.13(s,1H,C6H26-H), 10.21(s,1H,三唑环3-H),10.80(s,1H,三唑环5-H)。
实施例11
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(3-硝基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率43.8%。(E)-A11:熔点154~155℃,1HNMR (400MHz,CDCl3)δ:1.56(s,6H,2×CH3),3.08(s,2H,CH2),3.89(s,3H,OCH3),7.21~7.47 (m,4H,C6H4),7.48~7.51(m,2H,C6H24,6-H),7.96(s,1H,C=CH),8.17(s,1H, 三唑环3-H),8.22(s,1H,三唑环5-H);(Z)-A11:熔点75~78℃,1HNMR(400MHz, CDCl3)δ:1.48(s,6H,2×CH3),2.96(s,2H,CH2),3.87(s,3H,OCH3),7.35~7.45(m, 4H,C6H4),7.60~7.63(m,2H,C6H24,6-H),8.10(s,1H,C=CH),8.20(s,1H,三唑 环3-H),8.27(s,1H,三唑环5-H)。
实施例12
(Z/E)-1-(7-甲氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-硝基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应8h,收率22.6%。(E)-A12:熔点85~88℃,1HNMR(400MHz, CDCl3)δ:1.56(s,6H,2×CH3),3.07(s,2H,CH2),3.89(s,3H,OCH3),7.17~7.34(m, 4H,C6H4),7.36(s,1H,C6H24-H),7.48(s,1H,C6H26-H),8.10(s,1H,C=CH),8.17 (s,1H,三唑环3-H),8.20(s,1H,三唑环5-H);(Z)-A12:熔点78~80℃,1HNMR(400MHz, CDCl3)δ:1.50(s,6H,2×CH3),2.96(s,2H,CH2),3.89(s,3H,OCH3),7.46~7.48(m, 4H,C6H4),7.63(s,1H,C6H24-H),8.09(s,1H,C6H26-H),8.12(s,1H,C=CH),8.15 (s,1H,三唑环3-H),8.24(s,1H,三唑环5-H)。
实施例13
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-甲基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-2-(1,2,4-三唑)乙酮(D2) 按实施例1方法操作。收率86.0%,熔点169~171℃,1HNMR(400MHz,CDCl3)δ:1.46 (t,J=8.0Hz,3H,CH3),1.57(s,6H,2×CH3),3.10(s,2H,CH2),4.18(q,J=8.0Hz, 2H,CH2),5.6(s,2H,CH2),7.27(s,1H,C6H24-H),7.44(s,1H,C6H26-H),8.01(s, 1H,三唑环3-H),8.26(s,1H,三唑环5-H)。
按实施例1制备A13,反应6h,收率48.0%,(E)-A13:熔点154~156℃,1HNMR (400MHz,CDCl3)δ:1.44(t,J=7.2Hz,3H,CH3),1.55(s,6H,2×CH3),3.06(s,2H, CH2),4.13(q,J=7.2Hz,2H,CH2),6.65(s,1H,C6H24-H),6.72(s,1H,C6H26-H), 7.28~7.37(m,5H,C6H5),7.50(s,1H,C=CH),8.15(s,1H,三唑环3-H),8.18(s,1H, 三唑环5-H);(Z)-A13:熔点53~55℃,1HNMR(400MHz,CDCl3)δ:1.44(t,J=7.2Hz, 3H,CH3),1.55(s,6H,2×CH3),3.06(s,2H,CH2),4.13(q,J=7.2Hz,2H,CH2), 6.94(s,1H,C6H24-H),6.96(s,1H,C6H26-H),7.30~7.37(m,5H,C6H5),7.50(s, 1H,C=CH),8.09(s,1H,三唑环3-H),8.20(s,1H,三唑环5-H)。
实施例14
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-甲基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率43.1%。(E)-A14:熔点115~118℃,1HNMR (400MHz,CDCl3)δ:1.47(t,J=6.8Hz,3H,CH3),1.57(s,6H,2×CH3),2.35(s,3H, CH3),3.08(s,2H,CH2),4.14(q,J=6.8Hz,2H,CH2),6.85(d,J=6.0Hz,2H,C6H43,5-H),7.13(d,J=6.0Hz,2H,C6H42,6-H),7.30(s,1H,C6H24-H),7.38(s,1H, C6H26-H),7.56(s,1H,C=CH),8.32(s,1H,三唑环3-H),8.38(s,1H,三唑环5-H); (Z)-A14:熔点98~100℃,1HNMR(400MHz,CDCl3)δ:1.45(t,J=6.8Hz,3H,CH3), 1.56(s,6H,2×CH3),2.35(s,3H,CH3),3.07(s,2H,CH2),4.14(q,J=8.0Hz,2H, CH2),6.82(d,J=8.0Hz,2H,C6H43,5-H),7.11(d,J=6.0Hz,2H,C6H42,6-H),7.29 (s,1H,C6H24-H),7.36(s,1H,C6H26-H),7.52(s,1H,C=CH),8.23(s,1H,三唑 环3-H),8.24(s,1H,三唑环5-H)。
实施例15
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2-甲氧基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应7h,收率20.8%。(E)-A15:熔点50~53℃,1HNMR(400MHz, CDCl3)δ:1.40(t,J=6.8Hz,3H,CH3),1.47(s,6H,2×CH3),3.07(s,2H,CH2),3.80 (s,3H,CH3),4.13(q,J=6.8Hz,2H,CH2),6.78~6.91(m,2H,C6H24,6-H),7.33~7.40 (m,4H,C6H4),7.80(s,1H,CCH),8.08(s,1H,三唑环3-H),8.21(s,1H,三唑环 5-H);(Z)-A15:熔点127~130℃,1HNMR(400MHz,CDCl3)δ:1.44(t,J=6.8Hz,3H, CH3),1.56(s,6H,2×CH3),2.90(s,2H,CH2),3.80(s,3H,CH3),4.04(q,J=6.8Hz, 2H,CH2),6.01~6.76(m,2H,C6H24,6-H),7.14~7.20(m,4H,C6H4),7.72(s,1H, CCH),8.16(s,1H,三唑环3-H),8.38(s,1H,三唑环5-H)。
实施例16
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-氟苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率53.3%。(E)-A16:熔点140~143℃,1HNMR (400MHz,CDCl3)δ:1.45(t,J=6.8Hz,3H,CH3),1.56(s,6H,2×CH3),3.07(s,2H, CH2),4.13(q,J=6.8Hz,2H,CH2),6.93~7.02(m,4H,C6H4),7.28(s,1H,C6H24-H), 7.35(s,1H,C6H26-H),7.49(s,1H,C=CH),8.21(s,2H,三唑环3,5-H);(Z)-A16:熔 点54~58℃,1HNMR(400MHz,CDCl3)δ:1.42(t,J=6.8Hz,3H,CH3),1.50(s,6H, 2×CH3),2.94(s,2H,CH2),4.10(q,J=6.8Hz,2H,CH2),6.92~7.00(m,4H,C6H4), 7.29(s,1H,C6H24-H),7.31(s,1H,C6H26-H),7.44(s,1H,C=CH),8.14(s,1H, 三唑环3-H),8.40(s,1H,三唑环5-H)。
实施例17
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2-氯苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应6.5h,收率35.3%。(E)-A17:熔点148~150℃,1HNMR (400MHz,CDCl3)δ:1.40(t,J=6.8Hz,3H,CH3),1.47(s,6H,2×CH3),2.92(s,2H, CH2),4.08(q,J=6.8Hz,2H,CH2),7.00~7.18(m,2H,C6H24,6-H),7.22~7.38(m, 4H,C6H4),7.77(s,1H,C=CH),8.10(s,1H,三唑环3-H),8.33(s,1H,三唑环5-H); (Z)-A17:熔点59~62℃,1HNMR(400MHz,DMSO-d6)δ:1.44(t,J=6.1Hz,3H,CH3), 1.55(s,6H,2×CH3),3.07(s,2H,CH2),3.70(q,J=7.0Hz,2H,CH2),6.74(d,J=7.8 Hz,1H,C6H24-H),7.11(d,J=4.2Hz,1H,C6H26-H),7.28~7.44(m,4H,C6H4), 7.65(s,1H,C=CH),8.10(s,1H,三唑3-H),8.29(s,1H,三唑5-H)。
实施例18
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-氯苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应4h,收率38.9%。(E)-A18:熔点125~128℃,1HNMR (400MHz,CDCl3)δ:1.43(t,J=6.8Hz,3H,CH3),1.56(s,6H,2×CH3),3.07(s,2H, CH2),4.10(q,J=6.8Hz,2H,CH2),6.89(s,1H,C6H24-H),6.90(s,1H,C6H26-H), 7.19~7.34(m,4H,C6H4),7.85(s,1H,C=CH),8.22(s,1H,三唑环3-H),8.25(s,1H, 三唑环5-H);(Z)-A18:熔点50~52℃,1HNMR(400MHz,CDCl3)δ:1.43(t,J=6.8Hz, 3H,CH3),1.50(s,6H,2×CH3),2.94(s,2H,CH2),4.10(q,J=6.8Hz,2H,CH2), 7.22(s,2H,C6H24,6-H),7.45(d,J=8.0Hz,2H,C6H43,5-H),7.54(d,J=8.0Hz, 2H,C6H42,6-H),7.83(s,1H,C=CH),8.11(s,1H,三唑环3-H),8.31(s,1H,三唑 环5-H)。
实施例19
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2,4-二氯苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应7h,收率24.3%。(E)-A19:熔点126~129℃,1HNMR (400MHz,CDCl3)δ:1.25~1.28(m,3H,CH3),1.33(s,6H,2×CH3),2.92(s,2H,CH2), 4.08~4.10(m,2H,CH2),7.11~7.12(m,2H,C6H24,6-H),7.35~7.40(m,3H,C6H3), 7.52(s,1H,C=CH),8.12(s,1H,三唑环3-H),8.24(s,1H,三唑环5-H)。
实施例20
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-溴苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率54.1%。(E)-A20:熔点153~156℃,1HNMR (400MHz,CDCl3)δ:1.43(t,J=7.2Hz,3H,CH3),1.56(s,6H,2×CH3),3.07(s,2H, CH2),4.12(q,J=6.8Hz,2H,CH2),6.80(s,1H,C6H24-H),6.82(s,1H,C6H26-H), 7.28(s,1H,C=CH),7.35~7.46(m,4H,C6H4),8.19~8.22(m,2H,三唑环3,5-H); (Z)-A20:熔点48~51℃,1HNMR(400MHz,CDCl3)δ:1.43(t,J=7.2Hz,3H,CH3),1.51 (s,6H,2×CH3),2.94(s,2H,CH2),4.10(q,J=6.8Hz,2H,CH2),7.16(s,1H,C6H24-H),7.18(s,1H,C6H26-H),7.34~7.50(m,4H,C6H4),7.49(s,1H,C=CH),8.10(s, 1H,三唑环3-H),8.30(s,1H,三唑环5-H)。
实施例21
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2-硝基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应4h,收率38.5%。(E)-A21:熔点100~103℃,1HNMR(400MHz, CDCl3)δ:1.41(t,J=6.9Hz,3H,CH3),1.56(s,6H,2×CH3),3.08(s,2H,CH2),4.15~4. 21(m,2H,CH2),6.96(d,J=6.3Hz,1H,C6H24-H),7.12(s,1H,C6H26-H),7.18(s, 1H,C=CH),7.30(d,J=7.6Hz,1H,C6H4),7.53~7.41(m,3H,C6H4),7.87(s,1H, 三唑环3-H),8.10(s,1H,三唑环5-H);(Z)-A21:熔点58~60℃,1HNMR(400MHz, CDCl3)δ:1.47(t,J=7.0Hz,3H,CH3),1.56(s,6H,2×CH3),3.08(s,2H,CH2),4.16 (t,J=8.0Hz,2H,CH2),6.75(d,J=4.0Hz,1H,C6H24-H),6.96~7.07(m,1H,C6H26-H), 7.12~7.49(m,4H,C6H4),7.87(s,1H,C=CH),8.10(d,J=8.0Hz,1H,C6H4),8.45(d, J=8.0Hz,1H,三唑环3-H),8.46(s,1H,三唑环5-H)。
实施例22
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(3-硝基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率32.5%。(E)-A22:熔点115~118℃,1HNMR(400MHz, CDCl3)δ:1.41(t,J=7.0Hz,3H,CH3),1.53(s,6H,2×CH3),3.04(d,J=5.2Hz,2H, CH2),4.00~4.17(m,2H,CH2),6.85(d,J=8.4Hz,2H,C6H24-H),7.19(s,1H,CH=C), 7.32~7.44(m,4H,C6H4),8.16(s,2H,三唑环3,5-H);(Z)-A22:熔点62~65℃,1HNMR (400MHz,CDCl3)δ:1.41(t,J=7.0Hz,3H,CH3),1.49(s,6H,2×CH3),2.93(s,2H, CH2),4.10(q,J=7.1Hz,2H,CH2),7.15~7.25(m,2H,C6H24,6-H),7.34(s,1H, C6H42-H),7.44~7.49(m,3H,C6H4),8.07(s,1H,C=CH),8.19(s,1H,三唑环3-H), 8.25(s,1H,三唑环5-H)。
实施例23
(Z/E)-1-(7-乙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-硝基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率34.7%。(E)-A23:熔点162~166℃,1HNMR(400MHz, CDCl3)δ:1.42(t,J=7.0Hz,3H,CH3),1.53(s,6H,2×CH3),3.04(s,2H,CH2),4.11(q, J=7.0Hz,2H,CH2),7.14(s,1H,C6H24-H),7.16(s,1H,C6H26-H),7.27(s,1H, C6H4),7.33(s,1H,C6H4),7.42(s,1H,C6H4),8.11~8.17(m,2H,C6H4),8.20(s,1H, 三唑环5-H);(Z)-A23:熔点63~66℃,1HNMR(400MHz,CDCl3)δ:1.47(t,J=7.0Hz, 3H,CH3),1.56(s,6H,2×CH3),3.08(s,2H,CH2),4.13(s,2H,CH2),7.17(d,J=8.8 Hz,2H,C6H2),7.30(s,1H,C6H4),7.36(s,1H,C6H4),7.46(d,J=4.2Hz,1H,C6H4), 8.13~8.20(m,3H,C6H4,三唑环5-H),8.24(s,1H,三唑环5-H)。
实施例24
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-苯基-2-(1,2,4-三唑-1- 基)-2-丙烯-1-酮的制备
1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-2-(1,2,4-三唑)乙酮(D3)的制备 按实施例1方法操作,收率85.3%,熔点147~149℃,1HNMR(400MHz,CDCl3)δ:1.03 (t,J=8.0Hz,3H,CH3),1.26(s,6H,2×CH3),1.87~1.92(m,2H,CH2),3.09(s,2H, CH2),4.03~4.07(m,2H,CH2),5.66(s,2H,CH2),7.44(s,2H,C6H24-H),7.51(s, 2H,C6H26-H),8.09(s,1H,三唑环3-H),8.51(s,1H,三唑环5-H)。
A24按实施例1制备,反应6h,收率41.8%,熔点106~109℃,1HNMR(400MHz, CDCl3)δ:1.03(t,J=8.0Hz,3H,CH3),1.56(s,6H,2×CH3),1.83~1.88(m,2H,CH2), 3.09(s,2H,CH2),4.05(t,J=8.0Hz,2H,CH2),7.15~7.23(m,2H,C6H2),7.45~7.62 (m,5H,C6H5),8.08(s,1H,CCH),8.11(s,1H,三唑环3-H),8.50(s,1H,三唑环 5-H)。
实施例25
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-甲基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应6h,收率44.3%。A25:熔点116~118℃,1HNMR(400MHz, CDCl3)δ:1.04(t,3H,J=7.2Hz,CH3),1.58(s,6H,2×CH3),1.83~1.88(m,2H,CH2), 3.11(s,2H,CH2),4.08(t,J=7.2Hz,2H,CH2),6.61~7.07(m,2H,C6H2),7.45~7.64 (m,4H,C6H4),7.70(s,1H,C=CH),8.22(s,1H,三唑环3-H),8.30(s,1H,三唑环 5-H)。
实施例26
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2-甲氧基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率59.5%。(E)-A26:熔点192~193℃,1HNMR (400MHz,CDCl3)δ:1.02(t,J=7.2Hz,3H,CH3),1.56(s,6H,2×CH3),1.83~1.88(m, 2H,CH2),3.07(s,2H,CH2),3.80(s,3H,OCH3),4.04(t,J=7.2Hz,2H,CH2),6.63~6.81 (m,2H,C6H2),6.89~7.40(m,4H,C6H4),7.82(s,1H,C=CH),8.21(s,1H,三唑环 3-H),8.34(s,1H,三唑环5-H);(Z)-A26:熔点58~60℃,1HNMR(400MHz,CDCl3)δ: 0.99(t,J=7.2Hz,3H,CH3),1.47(s,6H,2×CH3),1.78~1.82(m,2H,CH2),2.89(s, 2H,CH2),3.81(s,3H,OCH3),3.92(t,J=7.2Hz,2H,CH2),6.72~6.80(m,2H,C6H2), 6.91~7.44(m,4H,C6H4),7.41(s,1H,C=CH),8.11(s,1H,三唑环3-H),8.42(s,1H, 三唑环5-H)。
实施例27
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-氟苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应7h,收率52.9%。(E)-A27:熔点152~155℃,1HNMR (400MHz,CDCl3)δ:1.02(t,J=7.2Hz,2H,CH3),1.56(s,6H,2×CH3),1.84~1.88(m, 2H,CH2),3.07(s,2H,CH2),4.03(t,J=7.2Hz,2H,CH2),6.94~7.00(m,2H,C6H2), 7.02~7.36(m,4H,C6H4),7.53(s,1H,C=CH),8.31(s,1H,三唑环3-H),8.41(s,1H, 三唑环5-H);(Z)-A27:熔点85~88℃,1HNMR(400MHz,CDCl3)δ:1.01(t,J=7.6Hz, 2H,CH3),1.56(s,6H,2×CH3),1.79~1.84(m,2H,CH2),2.93(s,2H,CH2),3.98(t, J=7.2Hz,2H,CH2),6.92~6.96(m,2H,C6H2),7.30~7.44(m,4H,C6H4),7.52(s,1H, C=CH),8.10(s,1H,三唑环3-H),8.30(s,1H,三唑环5-H)。
实施例28
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2-氯苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应7h,收率30.0%。(E)-A28:熔点62~64℃,1HNMR(400MHz, CDCl3)δ:1.02(t,J=7.2Hz,3H,CH3),1.56(s,6H,2×CH3),1.83~1.88(m,2H,CH2), 3.07(s,2H,CH2),4.04(t,J=7.2Hz,2H,CH2),6.74~7.14(m,2H,C6H2),7.30~7.46 (m,4H,C6H4),7.65(s,1H,CCH),8.09(s,1H,三唑环3-H),8.23(s,1H,三唑环 5-H);(Z)-A28:熔点142~144℃,1HNMR(400MHz,CDCl3)δ:1.00(t,J=7.2Hz,3H, CH3),1.47(s,6H,2×CH3),1.77~1.83(m,2H,CH2),2.92(s,2H,CH2),3.95(t,J=7.2 Hz,2H,CH2),7.03~7.15(m,2H,C6H2),7.21~7.38(m,4H,C6H4),7.79(s,1H,C=CH), 8.12(s,1H,三唑环3-H),8.37(s,1H,三唑环5-H)。
实施例29
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-氯苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应6h,收率65.4%。(E)-A29:熔点155~158℃,1HNMR (400MHz,CDCl3)δ:1.01(t,J=7.2Hz,2H,CH3),1.54(s,6H,2×CH3),1.78~1.86(m, 2H,CH2),3.05(s,2H,CH2),4.01(t,J=7.2Hz,2H,CH2),6.89(d,J=8.0Hz,2H, C6H43,5-H),7.27(d,J=8.0Hz,2H,C6H42,6-H)7.28(s,1H,C=CH),7.34(s,1H, C6H24-H),7.44(s,1H,C6H26-H),8.18(s,2H,三唑环3,5-H);(Z)-A29:熔点115~118 ℃,1HNMR(400MHz,CDCl3)δ:1.23(t,J=7.2Hz,2H,CH3),1.56(s,6H,2×CH3), 1.98~2.05(m,2H,CH2),2.96(s,2H,CH2),4.10(t,J=7.2Hz,2H,CH2),6.95(d, J=8.0Hz,2H,C6H43,5-H),7.27(d,J=8.0Hz,2H,C6H42,6-H),7.28(s,1H,CCH), 7.34(s,1H,C6H24-H),7.47(s,1H,C6H26-H),8.12(s,2H,三唑环3,5-H)。
实施例30
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2,4-二氯苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应7h,收率21.0%。(E)-A30:熔点122~126℃,1HNMR(400MHz, CDCl3)δ:1.02(t,3H,J=7.2Hz,CH3),1.55(s,6H,2×CH3),1.83~1.88(m,2H,CH2), 3.07(s,2H,CH2),4.04(t,J=7.2Hz,2H,CH2),6.65~6.70(m,1H,C6H2,4-H),7.10~7.12 (m,1H,C6H26-H),7.36(d,J=2.0Hz,1H,C6H35-H),7.41(s,1H,C6H33-H),7.47(d, J=2.0Hz,1H,C6H36-H),7.57(s,1H,C=CH),8.09(s,1H,三唑环3-H),8.28(s,1H, 三唑环5-H)。
实施例31
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-溴苯基)-2-(1,2,4- 三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应6h,收率55.5%。(E)-A31:熔点156~159℃,1HNMR(400MHz, CDCl3)δ:1.02(t,J=7.2Hz,3H,CH3),1.56(s,6H,2×CH3),1.82~1.86(m,2H,CH2), 3.07(s,2H,CH2),4.02(s,2H,CH2),6.84(s,2H,C6H2),7.25~7.46(m,4H,C6H4), 7.52(s,1H,C=CH),8.26(s,2H,三唑环3,5-H);(Z)-A31:熔点80~84℃,1HNMR (400MHz,CDCl3)δ:1.01(t,J=7.2Hz,3H,CH3),1.50(s,6H,2×CH3),1.79~1.82(m, 2H,CH2),2.93(s,2H,CH2),3.98(t,J=7.2Hz,2H,CH2),6.79~6.81(m,1H,C6H24-H),7.16(d,J=8.2Hz,2H,C6H43,5-H),7.33(s,1H,C6H26-H),7.37(d,J=8.2Hz, 2H,C6H42,6-H),7.50(s,1H,C=CH),8.12(s,2H,三唑环3-H),8.33(s,2H,三唑 环5-H)。
实施例32
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(2-硝基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应6h,收率38.9%。(E)-A32:熔点154~156℃,1HNMR (400MHz,CDCl3)δ:0.99(t,J=7.2Hz,2H,CH3),1.46(s,6H,2×CH3),1.75~1.80(m, 2H,CH2),2.88(s,2H,CH2),3.90(t,J=7.2Hz,2H,CH2),7.31(s,1H,C6H24-H), 7.34(s,1H,C6H26-H),7.38~7.98(m,4H,C6H4),8.01(s,1H,C=CH),8.14(s,1H, 三唑环3-H),8.38(s,1H,三唑环5-H),(Z)-A32:熔点153~155℃,1HNMR(400MHz, CDCl3)δ:1.04(t,J=7.2Hz,2H,CH3),1.56(s,6H,2×CH3),1.84-1.88(m,2H,CH2), 3.10(s,2H,CH2),4.10(t,J=7.2Hz,2H,CH2),6.99~7.12(m,1H,C6H24-H),7.47(s, 1H,C6H26-H),7.50~7.91(m,4H,C6H4),7.91(s,1H,C=CH),8.22~8.32(m,1H,三 唑环3-H),8.44~8.50(m,1H,三唑环5-H)。
实施例33
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(3-硝基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应6.5h,收率29.1%。(E)-A33:熔点149~150℃,1HNMR (400MHz,CDCl3)δ:1.02(t,J=7.2Hz,2H,CH3),1.63(s,6H,2×CH3),1.84~1.90(m, 2H,CH2),3.07(s,2H,CH2),3.98(t,J=7.2Hz,2H,CH2),7.22~7.30(m,2H,C6H24,6-H),7.31~7.48(m,4H,C6H4),7.98(s,1H,CCH),8.13(s,1H,三唑环3-H),8.29 (s,1H,三唑环5-H);(Z)-A33:熔点123~125℃,1HNMR(400MHz,CDCl3)δ:1.02(t, J=7.2Hz,2H,CH3),1.48(s,6H,2×CH3),1.82~1.86(m,2H,CH2),2.93(s,2H,CH2), 3.98(t,J=7.2Hz,2H,CH2),7.30~7.42(m,2H,C6H24,6-H),7.48~7.64(m,4H,C6H4), 8.00(s,1H,CCH),8.17~8.29(m,2H,三唑环3,5-H)。
实施例34
(Z/E)-1-(7-丙氧基-2,2-二甲基-2,3-二氢苯并呋喃-5-基)-3-(4-硝基苯基)-2-(1,2, 4-三唑-1-基)-2-丙烯-1-酮的制备
操作同实施例1,反应5h,收率36.5%。(E)-A34:熔点141~144℃,1HNMR (400MHz,CDCl3)δ:1.01(t,J=7.2Hz,2H,CH3),1.49(s,6H,2×CH3),1.78~1.86(m, 2H,CH2),3.06(s,2H,CH2),4.00(t,J=7.2Hz,2H,CH2),7.17(d,J=8.0Hz,2H, C6H43,5-H),7.30(d,J=8.0Hz,2H,C6H42,6-H),7.44(s,1H,C6H24-H),7.48(s, 1H,C6H26-H),8.09(s,1H,CCH),8.15(s,2H,三唑环3,5-H);(Z)-A34:熔点122~125 ℃,1HNMR(400MHz,CDCl3)δ:0.90(t,J=7.2Hz,2H,CH3),1.55(s,6H,2×CH3), 1.67~1.72(m,2H,CH2),2.97(s,2H,CH2),4.12(t,J=7.2Hz,2H,CH2),7.05(d, J=8.0Hz,2H,C6H43,5-H),7.30(d,J=8.0Hz,2H,C6H42,6-H),7.51(s,1H,C6H24-H),7.61(s,1H,C6H26-H),8.11(s,1H,C=CH),8.21(s,2H,三唑环3,5-H)。
实施例35
1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1-酮抗癌活性测定
1.抗肿瘤活性原理
MTT法生物活性测试又称MTT比色法,是一种检测细胞存活和生长的方法。MTT 分析法以活细胞代谢物还原剂噻唑蓝[3-(4,5-二甲基-2-噻唑)-2,5-二苯基溴化四氮唑; 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazoliumbromide,MTT]为基础。MTT是一 种能接受氢原子的染料。活细胞线粒体中与NADP相关的脱氢酶在细胞内可将黄色的 MTT转化成不溶性的蓝紫色的甲瓒(formazon),而死细胞则无此功能。用DMSO溶解 formazon后,在一定波长下用酶标仪测定光密度值,既可定量测出细胞的存活率。根据 光密度值的变化观察样品对肿瘤细胞的抑制作用。
2.抗肿瘤活性实验
试样:1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1-酮:
其中,R选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基;X1、X5选自:氢、 氘、C1~C2烷基、C3~C4直链烷基或支链烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或 支链烷氧基、氟、氯、溴或硝基;X3选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链 烷基、羟基、C1~C2烷氧基、C3~C4直链烷氧基或支链烷氧基、氟、氯、溴或硝基;X2、 X4选自:氢、氘、C1~C2烷基、C3~C4直链烷基或支链烷基,或硝基。
细胞系:宫颈癌细胞系Hela、肺腺癌细胞系A549和乳腺癌细胞系MCF-7(中南大学 湘雅医学院细胞库提供)。
试剂:噻唑蓝(MTT)、RPMI1640培养液、新生牛血清、抗生素(美国英杰生命技术 公司);胰酶(美国AMRESCO公司);96孔培养板(美国英杰生命技术公司);二甲基亚砜(美 国Sigma公司)。
仪器:HFsafe-1500型超净工作台、HF151UV型CO2培养箱(上海力申科学仪器有限 公司);XSP-15C型倒置显微镜(上海长方光学仪器有限公司);MultiskanMK3型酶标仪(美 国Thermo公司);超纯水制备仪(美国Milli-Q公司)。
实验操作:试样对于癌细胞的测试。一次实验过程中,每种试样设置5个浓度梯度 (1.000μmol/mL、0.300μmol/mL、0.100μmol/mL、0.030μmol/mL和0.010μmol/mL),每 个浓度四个平行试样,每组实验平行3次,并通过空白组对照得出结论。酶标仪检测各 孔OD值,检测波长570nm。
3.抗肿瘤活性评价
1)细胞抑制率计算:
2)IC50值计算
试样浓度对数值与细胞抑制率线性回归,利用软件SPSS计算试样对细胞的半数抑制 浓度IC50值。(Z/E)-1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1-酮对癌细胞 的IC50见表1~2。
表1(Z/E)-1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1-酮的IC50
表2(Z/E)-1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)-2-丙烯-1-酮的IC50
测试结果显示(Z/E)-(Z/E)-1-(苯并呋喃-5-基)-3-芳基-2-(1,2,4-三唑-1-基)-2-丙烯 -1-酮分别对人宫颈癌细胞(Hela),人肺癌细胞(A549),人乳腺癌细胞(MCF-7)有良好的抑 制活性,可作为制备抗癌药的应用。