菲并吲哚里西啶生物碱6-位衍生物及其制备、抗植物病毒、抗癌活性的制作方法

文档序号:11766548阅读:398来源:国知局

本发明涉及菲并吲哚里西啶生物碱6-位衍生物及其制备方法和抗植物病毒、抗癌应用。



背景技术:

1935年,第一个菲并吲哚里西啶生物碱-娃儿藤碱(tylophorine)被分离鉴定出来[ratnagiriswaranan,venkatachalamk.thechemicalexaminationoftylophoraasthmaticaandisolationofthealkaloidstylophorineandtylophorinine[j].indianj.med.res.,1935,22:433-441.],由于其独特的化学结构、显著的生物活性,受到国内外化学家的广泛关注。菲并吲哚里西啶生物碱主要存在于四个科植物:萝摩科(asclepiadaceae)、桑科(moraceae)、爵床科(acanthaceae)和樟科(lauraceae)。其中最主要的是萝摩科植物,在该科中有五个属的植物发现含有菲并吲哚里西啶生物碱,分别为:娃儿藤属(tylophora)、鹅绒藤属(cyanchum)、夜来香属(pergularia)、vinceto-xicum属和antitoxicum属。菲并吲哚里西啶生物碱被发现具有广泛的生物活性,如:抗肿瘤、治疗白血病、抗菌、抗阿米巴虫活性,因此引起众多化学家和药物学家的极大兴趣。

本课题组首次发现牛心朴子草的浸取物对危害极大的烟草花叶病毒(tmv)具有极高的抑制活性,进一步生物活性跟踪化学分离研究结果表明:其中抗tmv主要活性物质为菲并吲哚里西啶类生物碱-(r)-安托芬(1),同时还分离到了微量的(r)-6-o-脱甲基安托芬(2),初步的抗tmv的活性测试表明(-)-安托芬与(-)-6-o-脱甲基安托芬的抗tmv活性基本相当,但是它们比已见文献报道的植物病毒抑制剂活性高出1-2个数量级。随后开展广泛的结构修饰和改造,优化出高效的植物病毒病防治药剂nk-007。

6-o-脱甲基安托芬(2)在植物中天然含量十分地低,植物牛心朴子草的浸取物中含量仅为0.003%。由于现报道的合成方法无法大量制备,因此对6-o-脱甲基安托芬(2)的6位取代基对活性的影响缺乏报道,本课题组之前专利(cn103923134a)以及论文(吴萌.菲并吲哚里西啶生物碱的合成、结构改造、生物活性和构效关系研究.博士研究生学位论文.南开大学化学学院.2012.)公开了6-o-脱甲基安托芬(2)的6位碱糖基化产物的制备和抗植物病毒活性,但是合成路线复杂不利于实际应用,同时对6位取代基对抗癌活性以及在医药上的应用也缺乏报道。氨基酸衍生化将母体6-o-脱甲基安托芬(2)制备成前药,能通过改变靶器官的ph值和某些酶的活性来实现母药的定位释放,从而做到主动靶向性,降低其毒副作用[(a)李东芬,尹蓉莉.主动靶向给药系统的研究概况.中药与临床.2011.2.61-63;(b)周鹏举,邓盛齐,龚前飞.靶向给药研究的新进展.药学学报.2010,45(3):300-306]。



技术实现要素:

本发明的目的是提供菲并吲哚里西啶生物碱6-位衍生物及其制备方法和在防治植物病毒、抗癌方面的应用。本专利的菲并吲哚里西啶生物碱6-位衍生物表现出很好的抗植物病毒活性和抗癌活性。

本发明的菲并吲哚里西啶生物碱6-位衍生物具有如下通式(i,ia和ib)所示结构的化合物:

以上通式中,

r1分别代表氢、2-10碳烃基、3-10碳脂肪环、3-10碳不饱和碳环、2-10碳含氮杂环、2-10碳含氧杂环、2-10碳含硫杂环;

r2分别代表氢、1-10碳烃基、3-10碳脂肪环、3-10碳不饱和碳环、2-10碳含氮杂环、2-10碳含氧杂环、2-10碳含硫杂环;

以上通式中包括所有13a位和氨基酸α位的立体异构体。

本发明中的菲并吲哚里西啶生物碱6-位羧酸衍生物可以按如下方法制备(路线一):

将化合物(r/s)-6-o-脱甲基安托芬溶于无水二氯甲烷中,分别加入edci、tea、不同酸和dmap,室温反应10h;tlc检测反应结束后,加入饱和氯化铵,分液,有机相饱和nacl洗,无水硫酸钠干燥,柱层析分离得化合物ia.

本发明中以乙二醇进行连接的菲并吲哚里西啶生物碱衍生物(ib)可以按如下方法制备(路线二):

将6-o-(2-羟乙基)脱甲基安托芬溶于无水二氯甲烷中,分别加入edci(2equiv)、tea(2equiv)、boc保护氨基酸(lequiv)和dmap(0.2equiv),室温反应10h;tlc检测反应结束后,加入饱和氯化铵,分液,有机相饱和nacl洗,无水硫酸钠干燥,柱层析分离(ch2cl2∶meoh=40∶1)得化合物,将化合物溶于二氯甲烷(20ml)中,滴加tfa(20equiv),室温反应1h,将反应液倒入饱和nahco3中,分液,水相用二氯甲烷萃取,合并有机相,nacl洗,无水硫酸钠干燥,旋干得到化合物ib.

本发明优选如下化学结构式的菲并吲哚里西啶生物碱6-位衍生物(ia和ib):

本发明通式(i)的化合物具有优异的抗植物病毒活性,能很好地抑制烟草花叶病毒、辣椒病毒、水稻病毒、番茄病毒、甘薯病毒、马铃薯病毒和瓜类病毒及玉米矮花叶病毒等,可有效防治烟草、辣椒、水稻、番茄、瓜菜、粮食、蔬菜、豆类等多种作物的病毒病,尤其适合于防治烟草花叶病。通式(i)的菲并吲哚里西啶生物碱6-位衍生物表现出很高的离体抗tmv活性,而且还表现出很好的抗烟草花叶病毒(tmv)活体活性,部分衍生物的抗烟草花叶病毒活体活性明显优于商品化品种病毒唑,尤其是ia-2,ia-3,ia-5,ia-10,ia-14,ia-15,ia-17,ia-18,ia-20,ia-21,ib-1,ib-4,ib-5,ib-6,ib-9在500μg/ml浓度下抗烟草花叶病毒活性高于商品化品种病毒唑在500μg/ml浓度下的活性,具备极大的开发价值。据我们所知,这也是首次系统报道菲并吲哚里西啶生物碱6位衍生物具有抗植物病毒活性。

本发明通式(i)的化合物作为植物病毒抑制剂可以直接使用,也可以加上农业上接受的载体使用,也可以和其他抗植物病毒剂如苯并噻二唑(bth)、噻酰菌胺(tdl)、4-甲基-1,2,3-噻二唑-5-甲酸(tdla)、dl-β-氨基丁酸(baba)、病毒唑、宁南霉素、菲并吲哚里西啶生物碱安托芬、联三唑类化合物xy-13和xy-30、病毒a、水杨酸、多羟基双萘醛、氨基寡糖素形成互作组合物使用,这些组合物有的表现增效作用,有的表现相加作用。

通式(i)的菲并吲哚里西啶生物碱6-位衍生物表现出很高的很高抗癌活性,部分衍生物的抗抗癌活性要高于对照样阿霉素(adr),尤其是化合物ia-2,ia-5,ia-10,ia-12对于人肺腺癌a-549的体外抗肿瘤活性高于对照样阿霉素(adr)的10倍以上,具备极大的开发价值;化合物ia-2,ia-5,ia-8,ia-10,ia-12对于人肝癌bel-7402的体外抗肿瘤活性是对照样阿霉素(adr)的10倍以上,具备极大的开发价值。

具体实施方式

下述的实施例和生测试验结果可用来进一步说明本发明,但不意味着限制本发明。

实施例1:菲并吲哚里西啶生物碱6-位羧酸衍生物(ia)的合成

将化合物(r/s)-6-o-脱甲基安托芬溶于无水二氯甲烷中,分别加入edci、tea、不同酸和dmap,室温反应10h。tlc检测反应结束后,加入饱和氯化铵,分液,有机相饱和nacl洗,无水硫酸钠干燥,柱层析分离得化合物ia。

化合物ia-1

收率:80%。浅黄色固体.熔点:218-219℃。1hnmr(400mhz,cdcl3)δ8.16(d,j=2.4hz,1h),7.89-7.87(m,2h),7.30-7.27(m,2h),4.69(d,j=14.8hz,1h),4.13(s,3h),4.08(s,3h),3.69(d,j=14.8hz,1h),3.51-3.46(m,1h),3.34(dd,j=16.0hz,2.4hz,1h),2.93-2.87(m,1h),2.71-2.65(m,1h),2.48-2.42(m,2h),2.29-2.18(m,3h),2.10-2.00(m,1h),1.97-1.88(m,3h),1.82-1.66(m,4h),1.49-1.32(m,3h).13cnmr(100mhz,cdcl3)δ174.9,149.5,148.7,148.5,129.8,127.7,127.2,126.9,126.6,124.0,123.7,120.0,114.2,103.9,103.8,60.1,56.0,55.9,55.1,53.9,43.4,33.9,31.3,29.1,25.8,25.5,21.6.hrms(esi):calcd.forc29h34no4[m+h]+460.2482;found460.2485.

化合物ia-2

收率:85%浅黄色固体.mp:217-220℃.1hnmr(400mhz,cdcl3)δ8.19(d,j=2.0hz,1h),7.92-7.90(m,2h),7.34-7.26(m,2h),4.72(d,j=15.2hz,1h),4.14(s,3h),4.09(s,3h),3.73(d,j=14.8hz,1h),3.52-3.48(m,1h),3.38(d,j=15.6hz,1h),2.96-2.91(m,2h),2.55-2.45(m,2h),2.32-2.23(m,1h),2.11-2.01(m,1h),2.00-1.90(m,1h),1.85-1.75(m,1h),1.44(d,j=7.2hz,6h).13cnmr(100mhz,cdcl3)δ176.0,149.6,148.7,148.6,129.8,127.8,127.2,126.9,126.5,124.1,123.7,120.0,114.2,103.9,103.8,60.1,56.1,55.9,55.0,53.8,34.3,33.8,31.3,21.6,19.1.hrms(esi):calcd.forc26h29no4[m+h]+420.2169;found420.2177.

化合物ia-3

收率:77%.白色固体.熔点:225-226℃.1hnmr(400mhz,cdcl3)δ8.22(d,j=2.0hz,1h),7.91-7.89(m,2h),7.34-7.32(m,2h),4.72(d,j=15.2hz,1h),4.14(s,3h),4.09(s,3h),3.72(d,j=14.4hz,1h),3.51-3.47(m,1h),3.38(d,j=16.0hz,1h),2.97-2.80(m,1h),2.54-2.44(m,2h),2.31-2.23(m,1h),2.10-2.02(m,1h),2.01-1.90(m,2h),1.84-1.76(m,1h),1.31-1.26(m,2h),1.14-1.09(m,2h).13cnmr(100mhz,cdcl3)δ173.9,149.5,148.6,129.8,127.8,127.2,126.9,126.6,124.1,123.7,120.1,114.3,103.9,103.8,60.1,56.0,55.9,55.1,33.9,31.3,21.6,13.2,9.4.hrms(esi):calcd.forc26h27no4[m+h]+480.2013;found480.2015.

化合物ia-4

收率:85.0%.浅黄色固体.熔点:220-222℃.1hnmr(400mhz,cdcl3)δ8.16(d,j=2.0hz,1h),7.92-7.90(m,2h),7.35(s,1h),7.28-7.26(m,1h),4.73(d,j=15.2hz,1h),4.15(s,3h),4.09(s,3h),3.74(d,j=15.2hz,1h),3.49(t,j=7.6hz,1h),3.39(d,j=15.6hz,1h),2.98-2.91(m,1h),2.58-2.47(m,2h),2.32-2.22(m,1h),2.12-2.01(m,1h),2.00-1.90(m,1h),1.85-1.75(m,1h),1.47(s,9h).13cnmr(100mhz,cdcl3)δ177.5,149.5,148.9,148.5,129.8,127.7,127.2,126.9,126.6,124.1,123.7,119.9,114.2,103.9,60.1,56.1,55.9,55.1,53.9,39.2,33.9,31.3,27.3,21.6.hrms(esi):calcd.forc27h31no4[m+h]+434.2326;found434.2335.

化合物ia-5

收率:83.4%,浅黄色固体.熔点:215-217℃.1hnmr(400mhz,cdcl3)δ8.27(d,j=2.4hz,1h),7.87-7.85(m,2h),7.38(dd,j=8.8hz,2.0hz,1h),7.29(s,1h),4.65(d,j=14.8hz,1h),4.38(q,j=7.2hz,2h),4.10(s,3h),4.05(s,3h),3.67(d,j=14.8hz,1h),3.48-3.42(m,1h),3.32(d,j=13.6hz,1h),2.92-2.86(m,1h),2.51-2.40(m,2h),2.28-2.22(m,1h),2.09-1.98(m,1h),1.95-1.86(m,1h),1.80-1.71(m,1h),1.44(t,j=7.2hz,3h).13cnmr(100mhz,cdcl3)δ154.0,149.6,148.8,148.6,129.8,128.0,127.4,126.9,126.5,124.2,123.7,119.4,113.9,103.9,103.7,64.9,60.1,56.0,55.9,55.0,53.8,33.8,31.3,21.6,14.3.hrms(esi):calcd.forc25h28no5[m+h]+422.1962;found422.1969.

化合物ia-6

收率:66.3%,浅黄色固体.熔点:229-232℃.1hnmr(400mhz,cdcl3)δ8.23(d,j=2.4hz,1h),7.91(s,1h),7.90(d,j=8.8hz,1h),7.35(dd,j=8.8hz,2.0hz,1h),7.33(s,1h),4.73(d,j=15.2hz,1h),4.13(s,3h),4.08(s,3h),3.74(d,j=15.2hz,1h),3.49(t,j=7.2hz,1h),3.38(dd,j=16.0hz,2.4hz,1h),3.23(s,3h),3.10(s,3h),2.98-2.91(m,1h),2.56-2.48(m,2h),2.31-2.23(m,1h),2.10-2.02(m,1h),1.99-1.90(m,1h),1.85-1.75(m,1h).13cnmr(100mhz,cdcl3)δ155.3,149.4,149.3,148.5,129.8,127.4,126.9,126.8,123.9,123.8,120.5,114.6,103.8,60.1,56.0,55.9,55.0,36.8,36.6,33.7,31.2,21.6.hrms(esi):calcd.forc25h28n2o4[m+h]+421.2122;found421.2126.

化合物ia-7

收率:92.5%.浅黄色固体.熔点:220-221℃.1hnmr(400mhz,cdcl3)δ8.35-8.32(m,3h),7.97(d,j=9.2hz,1h),7.92(s,1h),7.71(t,j=7.6hz,1h),7.59(t,j=7.6hz,2h),7.46(dd,j=8.4hz,2.0hz,1h),7.36(s,1h),4.76(d,j=14.8hz,1h),4.12(s,3h),4.10(s,3h),3.76(d,j=14.8hz,1h),3.51(t,j=8.0hz,1h),3.40(d,j=13.6hz,1h),2.99-2.93(m,1h),2.59-2.47(m,2h),2.32-2.25(m,1h),2.13-2.04(m,1h),2.01-1.92(m,1h),1.86-1.76(m,1h).13cnmr(100mhz,cdcl3)δ165.6,149.5,148.7,148.5,133.7,130.3,129.9,129.6,128.6,127.8,127.3,126.8,126.5,124.2,123.7,120.0,114.6,103.8,103.7,60.1,56.0,55.9,55.1,33.8,31.3,21.6.hrms(esi):calcd.forc29h27no4[m+h]+454.2013;found454.2019.

化合物ia-8

收率:84.0%.浅黄色固体.熔点:239-242℃.1hnmr(400mhz,cdcl3):δ9.50(s,1h),8.89(d,j=4.8hz,1h),8.53(d,j=6.4hz,1h),8.32(s,1h),7.92(d,j=8.8hz,2h),7.84(s,1h),7.51(dd,j=7.6hz,4.8hz,1h),7.42(d,j=8.8hz,1h),7.29(s,1h),4.69(d,j=14.8hz,1h),4.09(s,3h),4.07(s,3h),3.69(d,j=14.8hz,1h),3.48(t,j=9.2hz,1h),3.33(d,j=14.8hz,1h),2.93-2.87(m,1h),2.50-2.42(m,2h),2.31-2.20(m,1h),2.10-2.00(m,1h),1.97-1.88(m,1h),1.83-1.73(m,1h).13cnmr(100mhz,cdcl3)δ164.3,154.1,151.5,149.6,148.6,148.2,137.6,129.9,128.1,127.5,126.9,126.5,125.7,124.3,123.6,123.5,119.7,114.5,103.9,103.7,60.1,56.0,55.9,55.1,33.9,31.3,21.6.hrms(esi):calcd.forc28h27n2o4[m+h]+455.1965;found455.1969.

化合物ia-9

收率:74.9%.浅黄色固体.熔点:233-235℃.1hnmr(400mhz,cdcl3)δ8.89(d,j=8.0hz,1h),8.63(d,j=7.6hz,1h),8.36(d,j=2.0hz,1h),7.93(d,j=8.8hz,1h),7.82-7.78(m,2h),7.44(dd,j=8.8hz,2.0hz,1h),7.28(s,1h),4.68(d,j=14.8hz,1h),4.08(s,3h),4.07(s,3h),3.69(d,j=15.2hz,1h),3.51-3.47(m,1h),3.35(d,j=15.6hz,1h),2.95-2.88(m,1h),2.54-2.44(m,2h),2.32-2.22(m,1h),2.10-2.03(m,1h),2.00-1.91(m,1h),1.85-1.75(m,1h).13cnmr(100mhz,cdcl3)δ164.2,158.9,149.6,148.6,148.2,140.9,131.3,129.9,129.3,128.3,127.7,127.3,126.9,126.4,124.4,123.5,122.5,119.4,114.5,103.8,103.7,60.1,55.9,55.9,55.1,33.9,31.3,21.6.hrms(esi):calcd.forc29h26n3o4s[m+h]+512.1639;found512.1633.

化合物ia-10

收率:76.5%.浅黄色固体.熔点:212-214℃.1hnmr(400mhz,cdcl3)δ8.33(d,j=2.4hz,1h),8.08(dd,j=4.0hz,1.2hz,1h),7.92(d,j=5.2hz,1h),7.88(s,1h),7.72(dd,j=5.2hz,1.2hz,1h),7.43(dd,j=8.8hz,2.0hz,1h),7.32(s,1h),7.23(dd,j=8.8hz,4.0hz,1h),4.71(d,j=15.2hz,1h),4.11(s,3h),4.08(s,3h),3.72(d,j=14.8hz,1h),3.53-3.47(m,1h),3.38-3.34(m,1h),2.96-2.89(m,1h),2.54-2.44(m,2h),2.30-2.22(m,1h),2.11-2.02(m,1h),1.99-1.89(m,1h),1.84-1.74(m,1h).13cnmr(100mhz,cdcl3)δ161.0,149.5,148.5,148.3,134.8,133.6,133.0,129.8,128.1,127.9,127.4,126.8,126.4,124.1,123.6,119.9,114.6,103.8,103.7,60.0,56.0,55.9,55.0,53.8,33.8,31.3,21.6.hrms(esi):calcd.forc27h25no4s[m+h]+460.1577;found460.1576.

化合物ia-11

收率:75.2%.浅黄色固体.熔点:241-244℃.1hnmr(400mhz,cdcl3)δ8.33(d,j=2.4hz,1h),7.94(d,j=8.8hz,1h),7.89(s,1h),7.73(s,1h),7.48(d,j=3.6hz,1h),7.43(dd,j=8.8hz,2.0hz,1h),7.33(s,1h),6.65(dd,j=3.6hz,2.0hz,1h),4.73(d,j=15.2hz,1h),4.10(s,3h),4.07(s,3h),3.74(d,j=14.4hz,1h),3.49(t,j=6.8hz,1h),3.39(dd,j=15.6hz,2.4hz,1h),2.98-2.91(m,1h),2.56-2.44(m,2h),2.32-2.22(m,1h),2.11-2.01(m,1h),1.99-1.89(m,1h),1.84-1.74(m,1h).13cnmr(100mhz,cdcl3)δ157.3,149.6,148.6,147.9,147.2,144.1,129.9,128.0,127.4,126.9,124.2,123.7,119.8,119.6,114.5,112.3,103.9,103.7,60.1,56.0,55.9,55.0,33.8,31.3,21.6.hrms(esi):calcd.forc27h25no5[m+h]+444.1805;found444.1812.

化合物ia-12

收率:65.7%.白色固体.熔点:145-148℃.1hnmr(400mhz,cdcl3)δ8.31(s,1h),8.23(d,j=8.0hz,1h),7.94(d,j=8.8hz,1h),7.91(s,1h),7.43-7.38(m,2h),7.33(s,1h),6.81-6.75(m,2h),5.85(s,2h),4.78(d,j=14.8hz,1h),4.12(s,3h),4.09(s,3h),3.80(d,j=14.8hz,1h),3.55(t,j=8.0hz,1h),3.39(d,j=14.8hz,1h),3.02(t,j=14.8hz,1h),2.70-2.51(m,2h),2.34-2.26(m,1h),2.13-2.07(m,1h),2.02-1.92(m,1h),1.91-1.81(m,1h).13cnmr(100mhz,cdcl3)δ167.2,151.3,150.0,148.7,148.6,135.0,131.6,130.3,127.6,127.1,126.7,124.1,123.8,120.5,116.8,116.5,114.9,109.6,103.8,103.7,60.1,56.0,55.9,54.8,33.2,31.0,21.5.hrms(esi):calcd.forc29h29n2o4[m+h]+469.2122;found469.2124.

化合物ia-13

收率:83.3%.浅黄色固体.熔点:230-232℃.1hnmr(400mhz,cdcl3)δ8.29(d,j=2.0hz,1h),7.94-7.86(m,3h),7.40(dd,j=8.8hz,2.0hz,1h),7.34(s,1h),7.15(s,1h),7.12(d,j=8.0hz,1h),6.88(d,j=8.0hz,1h),6.57(d,j=16.0hz,1h),6.07(s,2h),4.73(d,j=15.2hz,1h),4.12(s,3h),4.09(s,3h),3.74(d,j=14.8hz,1h),3.52-3.48(m,1h),3.39(dd,j=16.0hz,2.4hz,1h),2.98-2.91(m,1h),2.59-2.45(m,2h),2.32-2.22(m,1h),2.10-2.03(m,1h),2.00-1.91(m,1h),1.85-1.75(m,1h).13cnmr(100mhz,cdcl3)δ166.1,150.1,149.5,148.5,146.5,129.9,128.6,127.8,127.3,126.9,126.6,125.0,124.1,123.7,120.1,115.2,114.5,108.7,106.6,103.8,101.7,60.1,56.0,55.9,55.1,33.9,31.3,21.6.hrms(esi):calcd.forc32h29no6[m+h]+504.2068;found504.2070.

化合物ia-14

收率:79.2%.浅黄色固体.熔点:241-242℃.1hnmr(400mhz,cdcl3)δ8.24(d,j=2.0hz,1h),7.88(d,j=9.2hz,1h),7.85(s,1h),7.70(dd,j=15.2hz,10.8hz,1h),7.36(dd,j=8.8hz,2.0hz,1h),7.04(s,1h),6.97-6.79(m,5h),6.20(d,j=15.2hz,1h),6.02(s,2h),4.68(d,j=14.8hz,1h),4.10(s,3h),4.07(s,3h),3.68(d,j=14.8hz,1h),3.47(t,j=8.0hz,1h),3.33(d,j=13.6hz,1h),2.93-2.87(m,1h),2.52-2.42(m,2h),2.29-2.21(m,1h),2.10-2.02(m,1h),1.98-1.89(m,1h),1.83-1.73(m,1h).13cnmr(100mhz,cdcl3)δ166.7,150.2,149.5,149.13,149.2,149.1,147.6,142.2,131.1,130.5,128.4,127.9,127.5,127.2,125.0,124.7,124.4,124.0,120.8,120.0,115.2,109.3,106.7,104.5,104.5,102.2,60.8,56.7,56.6,55.8,54.6,34.5,32.0,22.3.hrms(esi):calcd.forc34h31no6[m+h]+550.2224;found550.2229.

化合物ia-15

收率:80.2%.浅黄色固体.熔点:217-220℃1hnmr(400mhz,cdcl3)δ8.18(d,j=1.6hz,1h),7.89-7.87(m,2h),7.32-7.30(m,2h),4.72(d,j=14.8hz,1h),4.13(s,3h),4.08(s,3h),3.73(d,j=14.8hz,1h),3.53-3.48(m,1h),3.35(d,j=16.0hz,1h),2.99-2.90(m,2h),2.60-2.42(m,2h),2.30-2.22(m,1h),2.11-2.02(m,1h),1.99-1.90(m,1h),1.86-1.76(m,1h),1.43(d,j=7.2hz,6h).13cnmr(100mhz,cdcl3)δ176.0,149.5,148.7,148.6,129.8,127.7,127.1,126.8,126.2,124.1,123.7,120.0,114.2,103.9,103.8,60.1,56.0,55.9,54.9,53.6,34.3,33.5,31.1,21.5,19.0.hrms(esi):calcd.forc26h29no4[m+h]+420.2169;found420.2177.

化合物ia-16

收率:73.7%.浅黄色固体.熔点:223-226℃.1hnmr(400mhz,dmso-d6):δ8.42(d,j=2.0hz,1h),8.08(s,1h),7.92(d,j=9.2hz,1h),7.37(s,1h),7.28(dd,j=9.2hz,2.0hz,1h),4.59(d,j=15.2hz,1h),4.02(s,3h),3.96(s,3h),3.57(d,j=15.2hz,1h),3.40-3.35(m,2h),2.83-2.77(m,1h),2.40-2.31(m,2h),2.21-2.13(m,1h),2.06-1.99(m,1h),1.90-1.81(m,1h),1.70-1.60(m,1h),1.40(s,9h).13cnmr(100mhz,dmso-d6)δ176.8,170.2,149.5,148.7,148.7,129.3,127.8,126.4,126.2,124.0,123.1,120.5,114.9,110.9,104.6,104.1,59.8,55.9,55.4,54.3,53.1,32.9,30.8,26.9,21.1.hrms(esi):calcd.forc27h31no4[m+h]+434.2326;found434.2335.

化合物ia-17

收率:75.5%.白色固体.熔点:225-226℃.1hnmr(400mhz,cdcl3):δ8.19(d,j=2.0hz,1h),7.87-7.85(m,2h),7.32-7.29(m,2h),4.69(d,j=14.8hz,1h),4.11(s,3h),4.02(s,3h),3.71(d,j=14.8hz,1h),3.51-3.45(m,1h),3.35(dd,j=16.0hz,2.4hz,1h),2.96-2.89(m,1h),2.57-2.42(m,1h),2.29-2.21(m,1h),2.07-2.01(m,1h),1.97-1.92(m,2h),1.83-1.73(m,1h),1.28-1.24(m,2h),1.11-1.06(m,2h).13cnmr(100mhz,cdcl3)δ173.9,149.5,148.6,129.8,127.7,127.2,126.8,124.0,123.7,120.1,114.3,103.8,103.8,60.1,56.0,55.9,55.0,53.7,33.7,31.2,21.6,13.1,9.4.hrms(esi):calcd.forc26h27no4[m+h]+480.2013;found480.2015.

化合物ia-18

收率:67.9%.浅黄色固体.229-232℃.1hnmr(400mhz,cdcl3):δ8.23(d,j=2.0hz,1h),7.90(s,1h),7.87(d,j=8.8hz,1h),7.36(dd,j=8.4hz,2.0hz,1h),7.32(s,1h),4.73(d,j=15.2hz,1h),4.13(s,3h),4.08(s,3h),3.77(d,j=13.2hz,1h),3.50(br,1h),3.38(dd,j=16.4hz,2.4hz,1h),3.23(s,3h),3.10(s,3h),3.01-2.95(m,1h),2.53(br,2h),2.32-2.24(m,1h),2.11-2.04(m,1h),2.00-1.91(m,2h),1.87-1.77(m,1h).13cnmr(100mhz,cdcl3)δ155.3,149.5,149.4,148.6,129.9,127.4,126.8,123.9,123.8,120.6,114.6,103.8,77.2,60.2,56.0,55.9,54.9,36.8,36.6,31.1,21.56.hrms(esi):calcd.forc25h28n2o4[m+h]+421.2122;found421.2126.

化合物ia-19

收率:85.0%.浅黄色固体.220-221℃.1hnmr(400mhz,cdcl3)δ8.32-8.29(m,3h),7.93(d,j=9.2hz,1h),7.89(s,1h),7.68(t,j=7.6hz,1h),7.59(t,j=7.6hz,2h),7.42(dd,j=8.4hz,2.0hz,1h),7.33(s,1h),4.72(d,j=14.8hz,1h),4.09(s,3h),4.07(s,3h),3.73(d,j=15.2hz,1h),3.52-3.45(m,1h),3.40-3.35(m,1h),2.97-2.90(m,1h),2.56-2.44(m,2h),2.30-2.21(m,1h),2.09-2.01(m,1h),194-1.90(m,1h),1.84-1.76(m,1h).13cnmr(100mhz,cdcl3)δ165.6,149.6,148.7,148.6,133.7,130.3,129.9,129.6,128.7,127.9,127.3,126.9,126.5,124.2,123.7,120.1,114.6,103.9,103.7,60.1,56.0,55.9,55.0,33.8,31.3,21.6.hrms(esi):calcd.forc29h27no4[m+h]+454.2013;found454.2019.

化合物ia-20

收率:73.9%.浅黄色固体.熔点:239-241℃1hnmr(400mhz,cdcl3):δ9.50(s,1h),8.89(d,j=3.6hz,1h),8.53(d,j=8.0hz,1h),8.33(s,1h),7.95(d,j=8.8hz,2h),7.81(s,1h),7.51(t,j=2.4hz,1h),7.43(d,j=8.8hz,1h),7.32(s,1h),4.72(d,j=14.8hz,1h),4.09(s,3h),4.07(s,3h),3.73(d,j=14.8hz,1h),3.48(t,j=8.0hz,1h),3.37(d,j=15.6hz,1h),3.02-2.88(m,1h),2.50-2.44(m,2h),2.31-2.20(m,1h),2.10-2.00(m,1h),1.97-1.88(m,1h),1.83-1.73(m,1h).13cnmr(100mhz,cdcl3)δ164.3,154.1,151.5,149.6,148.7,148.3,137.7,129.9,128.2,127.6,127.0,126.5,125.7,124.3,123.6,123.5,119.8,114.5,103.9,103.7,60.1,56.0,55.9,55.1,53.9,33.9,31.3,21.6.hrms(esi):calcd.forc28h27n2o4[m+h]+455.1965;found455.1969.

化合物ia-21

收率:80.1%.浅黄色固体.熔点:215-217℃.1hnmr(400mhz,cdcl3):δ8.26(s,1h),7.87-7.82(m,2h),7.38(d,j=8.8hz,1h),7.27(s,1h),4.65(d,j=15.2hz,1h),4.39(q,j=6.8hz,2h),4.09(s,3h),4.05(s,3h),3.69(d,j=14.8hz,1h),3.45(t,j=7.6hz1h),3.31(d,j=16.0hz,1h),2.94-2.88(m,1h),2.50-2.44(m,2h),2.26-2.20(m,1h),2.07-2.02(m,1h),1.95-1.90(m,1h),1.82-1.73(m,1h),1.44(t,j=7.2hz,3h).13cnmr(100mhz,cdcl3)δ154.0,149.6,148.9,148.7,129.8,128.0,127.3,126.9,124.2,123.7,119.4,114.0,103.9,103.7,65.0,60.1,56.0,55.9,55.0,31.2,21.6,14.3.hrms(esi):calcd.forc25h28no5[m+h]+422.1962;found422.1969

实施例2:乙二醇进行连接的菲并吲哚里西啶生物碱衍生物(ib)的合成

将6-o-(2-羟乙基)脱甲基安托芬溶于无水二氯甲烷中,分别加入edci(2equiv)、tea(2equiv)、boc保护氨基酸(lequiv)和dmap(0.2equiv),室温反应10h。tlc检测反应结束后,加入饱和氯化铵,分液,有机相饱和nacl洗,无水硫酸钠干燥,柱层析分离(ch2cl2∶meoh=40∶1)得化合物,将化合物溶于二氯甲烷(20ml)中,滴加tfa(20equiv),室温反应1h,将反应液倒入饱和nahco3中,分液,水相用二氯甲烷萃取,合并有机相,nacl洗,无水硫酸钠干燥,旋干得到化合物ib。

化合物ib-1

收率:85.1%.白色固体.熔点:186-187℃.1hnmr(400mhz,cdcl3)δ7.97(d,j=2.0hz,1h),7.95(s,1h),7.85(d,j=9.2hz,1h),7.35(s,1h),7.23(dd,j=9.2hz,2.4hz,1h),4.74(d,j=15.2hz,1h),4.62(t,j=4.8hz,2h),4.45(t,j=4.8hz,2h),4.16(s,3h),4.10(s,3h),3.76(d,j=15.2hz,1h),3.66(t,j=7.2hz,1h),3.52(br,1h),3.39(d,j=15.6hz,1h),3.02-2.95(m,1h),2.53(br,2h),2.34-2.24(m,1h),2.15-2.05(m,1h),2.02-1.92(m,1h),1.88-1.80(m,1h),1.76-1.62(m,2h),1.40(d,j=6.8hz,3h).13cnmr(100mhz,cdcl3)δ176.7,156.4,149.5,148.5,130.2,127.0,126.3,125.8,124.3,123.5,115.2,105.7,103.9,103.8,66.1,63.3,60.2,56.1,55.9,55.0,50.1,33.5,31.2,21.6,20.8.hrms(esi):calcd.forc27h32n2o5[m+h]+465.2384;found465.2388.

化合物ib-2

收率:80.0%.浅黄色固体.熔点:167-168℃.1hnmr(400mhz,cdcl3)δ7.93(d,j=2.4hz,1h),7.91(s,1h),7.81(d,j=8.8hz,1h),7.31(s,1h),7.19(dd,j=8.8hz,2.4hz,1h),4.70(d,j=14.8hz,1h),4.65-4.54(s,2h),4.41(t,j=4.8hz,2h),4.12(s,3h),4.07(s,3h),3.72(d,j=14.8hz,1h),3.48(t,j=7.2hz,1h),3.38-3.33(m,2h),3.00-2.89(m,1h),2.58-2.43(m,2h),2.30-2.22(m,1h),2.11-2.02(m,2h),1.98-1.88(m,1h),1.84-1.74(m,1h),1.71-1.57(m,2h),0.98(d,j=7.2hz,3h),0.92(d,j=7.2hz,3h).13cnmr(100mhz,cdcl3)δ175.7,156.3,149.4,148.4,130.2,127.0,126.4,125.8,124.4,123.5,115.2,105.7,103.9,103.7,66.1,63.0,60.2,59.9,56.1,55.9,55.0,33.6,32.2,31.2,21.6,19.3,17.2.hrms(esi):calcd.forc29h36n2o5[m+h]+493.2697;found493.2699.

化合物ib-3

收率:86.1%.白色固体.熔点:147-148℃.1hnmr(400mhz,cdcl3)δ7.94(d,j=2.0hz,1h),7.91(s,1h),7.79(d,j=9.2hz,1h),7.29(s,1h),7.20(dd,j=9.2hz,2.4hz,1h),4.74(d,j=15.2hz,1h),4.62-4.56(m,2h),4.42(t,j=4.8hz,2h),4.13(s,3h),4.07(s,3h),3.80(d,j=14.0hz,1h),3.58-3.48(m,2h),3.36(dd,j=15.6hz,2.4hz,1h),3.05-2.98(m,1h),2.60(br,2h),2.35-2.25(m,1h),2.13-2.05(m,1h),2.02-1.94(m,1h),1.91-1.76(m,2h),1.67-1.57(m,1h),1.49-1.42(m,1h),0.93(t,j=7.2hz,6h).13cnmr(100mhz,cdcl3)δ176.8,156.4,149.5,148.5,130.2,126.8,125.6,124.2,124.2,123.6,115.2,105.7,103.9,103.7,66.0,63.1,60.3,56.1,55.9,54.8,52.9,44.1,31.0,24.7,22.9,21.9,21.5.hrms(esi):calcd.forc30h38n2o5[m+h]+507.2853;found507.2861.

化合物ib-4

收率:80.0%.浅黄色固体.熔点:167-168℃.1hnmr(400mhz,cdcl3)δ7.93(d,j=2.4hz,1h),7.91(s,1h),7.81(d,j=8.8hz,1h),7.31(s,1h),7.19(dd,j=8.8hz,2.4hz,1h),4.70(d,j=14.8hz,1h),4.65-4.54(s,2h),4.41(t,j=4.8hz,2h),4.12(s,3h),4.07(s,3h),3.72(d,j=14.8hz,1h),3.48(t,j=7.2hz,1h),3.38-3.33(m,2h),3.00-2.89(m,1h),2.58-2.43(m,2h),2.30-2.22(m,1h),2.11-2.02(m,2h),1.98-1.88(m,1h),1.84-1.74(m,1h),1.71-1.57(m,2h),0.98(d,j=7.2hz,3h),0.92(d,j=7.2hz,3h).13cnmr(100mhz,cdcl3)δ175.7,156.3,149.4,148.4,130.2,127.0,126.4,125.8,124.4,123.5,115.2,105.7,103.9,103.7,66.1,63.0,60.2,59.9,56.1,55.9,55.0,33.6,32.2,31.2,21.6,19.3,17.2.hrms(esi):calcd.forc30h38n2o5[m+h]+507.2853;found507.2858.

化合物ib-5

收率:82.8%.浅黄色固体.熔点:207-209℃1hnmr(400mhz,cdcl3)δ7.94(d,j=2.4hz,1h),7.92(s,1h),7.82(d,j=9.2hz,1h),7.31(s,1h),7.20(dd,j=9.2hz,2.4hz,1h),4.70(d,j=14.8hz,1h),4.61(t,j=4.8hz,2h),4.41(t,j=4.8hz,2h),4.13(s,3h),4.08(s,3h),3.86(dd,j=8.8hz,2.0hz,1h),3.70(d,j=14.8hz,1h),3.50-3.46(m,1h),3.35(d,j=13.2hz,1h),3.13-3.07(m,1h),2.96-2.87(m,2h),2.54-2.43(m,3h),2.29-2.21(m,1h),2.19-2.12(m,1h),2.08-2.01(m,1h),1.98-1.86(m,2h),1.83-1.73(m,3h).13cnmr(100mhz,cdcl3)δ175.5,156.3,149.4,148.4,130.1,127.0,126.5,125.8,124.4,124.3,123.5,115.1,105.7,103.9,103.7,66.1,63.3,60.2,59.7,56.1,55.9,55.0,53.7,47.0,33.6,31.2,30.3,25.5,21.6.hrms(esi):calcd.forc29h35n2o5[m+h]+491.2540;found491.2539.

化合物ib-6

收率:84.9%.白色固体.熔点:185-188℃.1hnmr(400mhz,cdcl3)δ7.95(d,j=2.0hz,1h),7.92(s,1h),7.81(d,j=9.2hz,1h),7.32-7.22(m,7h),4.75(d,j=14.8hz,1h),4.64-4.56(m,2h),4.43-4.35(m,2h),4.12(s,3h),4.08(s,3h),3.86-3.78(m,2h),3.55-3.51(m,1h),3.38(d,j=16.0hz,1h),3.15-3.10(m,1h),3.04-2.94(m,2h),2.70-2.50(m,2h),2.34-2.26(m,1h),2.16-2.06(m,1h),2.02-1.94(m,1h),1.92-1.84(m,1h).13cnmr(100mhz,cdcl3)δ175.1,156.4,149.5,148.6,137.0,130.3,129.3,128.6,126.9,125.7,124.3,123.6,115.2,105.8,104.0,103.8,66.0,63.3,60.3,56.1,55.9,55.8,54.9,41.0,31.1,21.5.hrms(esi):calcd.forc35h38n3o5[m+h]+580.2806;found580.2805.

化合物ib-7

收率:84.9%.白色固体.熔点:185-188℃.1hnmr(400mhz,cdcl3)δ7.95(d,j=2.0hz,1h),7.92(s,1h),7.81(d,j=9.2hz,1h),7.32-7.22(m,7h),4.75(d,j=14.8hz,1h),4.64-4.56(m,2h),4.43-4.35(m,2h),4.12(s,3h),4.08(s,3h),3.86-3.78(m,2h),3.55-3.51(m,1h),3.38(d,j=16.0hz,1h),3.15-3.10(m,1h),3.04-2.94(m,2h),2.70-2.50(m,2h),2.34-2.26(m,1h),2.16-2.06(m,1h),2.02-1.94(m,1h),1.92-1.84(m,1h),1.68-1.56(m,2h).13cnmr(100mhz,cdcl3)δ175.1,156.4,149.5,148.6,137.0,130.3,129.3,128.6,126.9,125.7,124.3,123.6,115.2,105.8,104.0,103.8,66.0,63.3,60.3,56.1,55.9,55.8,54.9,41.0,31.1,21.5.hrms(esi):calcd.forc33h37n2o5[m+h]+541.2697;found541.2696

化合物ib-8

收率:83%.白色固体.熔点:185-187℃.1hnmr(400mhz,cdcl3)δ7.96(d,j=2.0hz,1h),7.93(s,1h),7.84(d,j=9.2hz,1h),7.34(s,1h),7.29-7.21(m,6h),4.75(d,j=14.4hz,1h),4.64-4.56(m,2h),4.43-4.35(m,2h),4.12(s,3h),4.09(s,3h),3.86-3.75(m,2h),3.55-3.51(m,1h),3.39(d,j=13.2hz,1h),3.12(dd,j=13.2hz,5.6hz,1h),3.04-2.94(m,2h),2.70-2.50(m,2h),2.34-2.26(m,1h),2.16-2.06(m,1h),2.02-1.94(m,1h),1.92-1.84(m,1h),1.68-1.56(m,2h).13cnmr(100mhz,cdcl3)δ175.1,156.4,149.5,148.5,137.0,130.2,129.3,128.6,127.0,126.9,125.8,124.3,123.6,115.2,105.8,104.0,103.8,66.0,63.3,60.3,56.1,55.9,55.8,54.9,41.0,31.2,21.6.hrms(esi):calcd.forc33h37n2o5[m+h]+541.2697;found541.2696

化合物ib-9

收率:88%.白色固体.熔点:180-182℃.1hnmr(400mhz,cdcl3)δ7.94(d,j=2.4hz,1h),7.91(s,1h),7.80(d,j=9.2hz,1h),7.30(s,1h),7.20(dd,j=2.0,9.2hz,1h),4.70(d,j=14.8hz,1h),4.60(t,j=4.8hz,2h),4.20(t,j=4.8hz,2h),4.13(s,3h),4.07(s,3h),3.73(d,j=14.8hz,1h),3.65(q,j=6.8hz,1h),3.50(t,j=8.0hz,1h),3.35(dd,j=1.6,15.6hz,1h),2.98-2.92(m,1h),2.58-2.48(m,2h),2.31-2.23(m,1h),2.10-1.99(m,2h),1.99-1.90(m,1h),1.86-1.76(m,1h),1.38(d,j=7.2hz,3h).13cnmr(100mhz,cdcl3)δ176.7,156.4,149.5,148.5,130.2,126.9,125.8,124.3,123.5,115.2,105.7,103.9,103.8,66.1,63.3,60.3,56.1,55.9,54.9,50.1,31.1,21.5,20.7.hrms(esi):calcd.forc27h32n2o5[m+h]+465.2384;found465.2388.

化合物ib-10

收率:83%.浅黄色固体.熔点:165-166℃.1hnmr(400mhz,cdcl3)δ7.96(d,j=2.4hz,1h),7.93(s,1h),7.83(d,j=9.2hz,1h),7.33(s,1h),7.22(dd,j=2.4hz,9.2hz,1h),4.72(d,j=15.2hz,1h),4.66-4.57(m,2h),4.45-4.42(t,j=4.8hz,2h),4.15(s,3h),4.08(s,3h),3.78(br,1h),3.52(br,1h),3.40-3.37(m,2h),2.98(br,1h),2.53(m,1h),2.34-2.24(m,1h),2.13-2.05(m,2h),1.99-1.63(m,4h),1.01(d,j=6.8hz,3h),0.94(d,j=6.8hz,3h).13cnmr(100mhz,cdcl3)δ175.7,156.4,149.5,148.5,130.2,127.0,125.8,124.4,123.5,115.3,105.7,104.0,103.8,66.1,63.0,60.2,59.9,56.1,55.9,55.0,33.6,32.2,31.2,21.6,19.3,17.2.hrms(esi):calcd.forc29h36n2o5[m+h]+493.2697;found493.2699.

实施例3:抗烟草花叶病毒活性的测定,测定程序如下:

1、病毒提纯及浓度测定:

病毒提纯及浓度测定参照南开大学元素所生测室编制烟草花叶病毒sop规范执行。病毒粗提液经2次聚乙二醇离心处理后,测定浓度,4℃冷藏备用。

2、化合物溶液配制:

称量后,原药加入dmf溶解,制得1×105μg/ml母液,后用含1‰吐温80水溶液稀释至所需浓度;宁南霉素制剂直接兑水稀释。

3、离体作用:

摩擦接种珊西烟适龄叶片,用流水冲洗,病毒浓度10μg/ml。收干后剪下,沿叶中脉对剖,左右半叶分别浸于1‰吐温水及药剂中,30min后取出,于适宜光照温度下保湿培养,每3片叶为1次重复,重复3次。3d后记录病斑数,计算防效。

4、活体保护作用:

选长势均匀一致的3-5叶期珊西烟,全株喷雾施药,每处理3次重复,并设1‰吐温80水溶液对照。24h后,叶面撒布金刚砂(500目),用毛笔蘸取病毒液,在全叶面沿支脉方向轻擦2次,叶片下方用手掌支撑,病毒浓度10μg/ml,接种后用流水冲洗。3d后记录病斑数,计算防效。

5、活体治疗作用:

选长势均匀一致的3-5叶期珊西烟,用毛笔全叶接种病毒,病毒浓度为10μg/ml,接种后用流水冲洗。叶面收干后,全株喷雾施药,每处理3次重复,并设1‰吐温80水溶液对照。3d后记录病斑数,计算防效。

6、活体钝化作用:

选长势均匀一致的3-5叶期珊西烟,将药剂与等体积的病毒汁液混合钝化30min后,摩擦接种,病毒浓度20μg/ml,接种后即用流水冲洗,重复3次,设1‰吐温80水溶液对照。3d后数病斑数,计算结果。

抑制率(%)=[(对照枯斑数-处理枯斑数)/对照枯斑数]×100%

表1部分菲并吲哚里西啶生物碱季铵盐化产物抗tmv活性测试结果

从表1中可见,6-o-脱甲基安托芬及其衍生物总体表现出很高离体抗烟草花叶病毒(tmv)活性,而且大部分化合物表现出很好的抗烟草花叶病毒(tmv)活体活性。6-o-脱甲基安托芬及其衍生物总体抗tmv活性要高于商品化病毒抑制剂病毒唑(离体活性38.2%,500μg/ml),且r-6-o-脱甲基安托芬活性(48.6%,500μg/ml)要高于s-6-o-脱甲基安托芬(42.5%,500μg/ml);尤其是化合物ia-2,ia-3,ia-5,ia-10,ia-14,ia-15,ia-17,ia-18,ia-20,ia-21在500μg/ml浓度下抗烟草花叶病毒活性高于商品化品种病毒唑在500μg/ml浓度下的活性,具备极大的开发价值。

由于直接在酚羟基上引入氨基酸产物的稳定性很差,增加乙二醇作为连接臂,然后引入不同的氨基酸。整体上,引入氨基酸后活性与母体活性相当,且r构型脱甲基安托芬衍生物活性要高于s构型脱甲基安托芬衍生物;尤其是化合物ib-1,ib-4,ib-5,ib-6,ib-9在500μg/ml浓度下抗烟草花叶病毒活性高于商品化品种病毒唑在500μg/ml浓度下的活性,具备极大的开发价值。

实施例4:抗癌活性的测定,测定程序如下:

1测试方法

筛选方法:磺酰罗丹明b(sulforhodamineb,srb)蛋白染色法和cck-8(cell-countingkit-8)法作用时间:72h

2测试结果

表2受试样品对人肺腺癌a-549的体外抗肿瘤作用

表3受试样品对人肝癌bel-7402的体外抗肿瘤作用

从表2和表3中可见,6-o-脱甲基安托芬及其衍生物总体表现出很高抗癌活性,总体抗癌活性要高于对照样阿霉素(adr)。对于人肺腺癌a-549的体外抗肿瘤作用具有很高的活性,尤其是化合物ia-2,ia-5,ia-10,ia-12的活性是对照样阿霉素(adr)的10倍以上,具备极大的开发价值;对于人肝癌bel-7402的体外抗肿瘤作用同样具有很高的活性,尤其是化合物ia-2,ia-5,ia-8,ia-10,ia-12的活性是对照样阿霉素(adr)的10倍以上,具备极大的开发价值。

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