本發(fā)明涉及一種化合物及其制備方法和應(yīng)用,具體一種具有抗腫瘤活性的化合物及其制備方法和應(yīng)用,屬于藥物化學(xué)領(lǐng)域。
背景技術(shù):
中國專利201110055102.X公開了抗癌先導(dǎo)化合物T-OA,藥效學(xué)實(shí)驗(yàn)表明,先導(dǎo)物T-OA能較顯著抑制多種腫瘤細(xì)胞的體外增殖,而對(duì)正常細(xì)胞毒性較低;體內(nèi)對(duì)S180小鼠肉瘤的生長有顯著抑制活性,并可提高荷瘤小鼠的脾指數(shù),均呈劑量依賴關(guān)系。通過計(jì)算腫瘤橫截面積,可以清晰觀察到腫瘤體積、腫瘤橫截面積比明顯縮小,而毒副作用又顯著低于環(huán)磷酰胺。對(duì)腫瘤凋亡NF-KB信號(hào)通路研究發(fā)現(xiàn),T-OA給藥后可以顯著降低肉瘤小鼠P65、COX-2和VEGF的表達(dá),并可抑制金屬蛋白酶-2的活性;此外,T-OA還可明顯抑制雞胚尿囊膜新生血管增生,具有抗血管生成的作用。單日連續(xù)給予T-OA最大耐受量6000mg·kg-1,觀察14天內(nèi),小鼠未出現(xiàn)毒性反應(yīng),優(yōu)于環(huán)磷酰胺。
本發(fā)明以具有抗腫瘤、抗肝病生物活性的齊墩果酸(OA)、甘草次酸(GA)、熊果酸(UA)、白樺脂酸(BA)及天然藥物川芎嗪(TMP)為起始原料,進(jìn)行化學(xué)拼合合成本發(fā)明化合物。對(duì)該類化合物的活性評(píng)價(jià)主要圍繞抗腫瘤(尤其肝癌)方面展開,分別測(cè)試了類似物對(duì)5種癌癥細(xì)胞系 (Bel-7402,HepG2,HT-29,Hela,MCF-7)和正常細(xì)胞系(MDCK)的細(xì)胞毒活性。
技術(shù)實(shí)現(xiàn)要素:
本發(fā)明的目的之一是提供一種具有結(jié)構(gòu)通式1的化合物。
本發(fā)明的目的之二是提供一種具有結(jié)構(gòu)通式2的化合物。
本發(fā)明的目的之三是提供通式化合物1、2的制備方法。
本發(fā)明的目的之四是提供通式化合物1、2在制備抗腫瘤藥物中的應(yīng)用。
本發(fā)明的目的之五是提供一種具有抗腫瘤作用的藥物組合物。
本發(fā)明的目的是通過如下技術(shù)方案實(shí)現(xiàn)的:
具有抗腫瘤作用的式1化合物,
式1
其中,
R1選自-OH、-X中的一種;
R2選自-H、=O中的一種;
R3、R4選自-H、-CH3中的一種;
R5、R6選自-CH3、-Y、-Z、-COOH中的一種;
且R1、R5、R6中至少有一個(gè)包含-X、-Y或-Z;
上述-X、-Y和-Z結(jié)構(gòu)式如下:
具有抗腫瘤作用的式2化合物,
式2;
其中,R1選自-OH、-X中的一種;
R2選自-COOH、-Y、-Z中的一種;
且R1、R2中至少有一個(gè)包含-X、-Y或-Z;
上述-X、-Y和-Z結(jié)構(gòu)式如下:
進(jìn)一步,本發(fā)明化合物編號(hào)及結(jié)構(gòu)式如下:
本發(fā)明化合物按如下方法制備:
化合物TBA-X1的制備方法:將齊墩果酸溶于有機(jī)溶劑,與溴代川芎嗪 (化合物1)在堿性條件下生成TBA-X1;
化合物TBA-X2的制備方法:將熊果酸溶于有機(jī)溶劑,與溴代川芎嗪(化合物1)在堿性條件下生成TBA-X2;
化合物TBA-X3的制備方法:將甘草次酸溶于有機(jī)溶劑,與溴代川芎嗪(化合物1)在堿性條件下生成TBA-X3;
化合物TBA-X4的制備方法:將白樺脂酸溶于有機(jī)溶劑,與溴代川芎嗪(化合物1)在堿性條件下生成TBA-X4;
化合物TBA-X5的制備方法:將TBA-X1溶于有機(jī)溶劑,與川芎嗪酸(化合物2)在縮合劑、催化劑作用下生成TBA-X5;
化合物TBA-X6的制備方法:將TBA-X2溶于有機(jī)溶劑,與川芎嗪酸(化合物2)在縮合劑、催化劑作用下生成TBA-X6;
化合物TBA-X7的制備方法:將TBA-X3溶于有機(jī)溶劑,與川芎嗪酸(化合物2)在縮合劑、催化劑作用下生成TBA-X7;
化合物TBA-X8的制備方法:將TBA-X4溶于有機(jī)溶劑,與川芎嗪酸(化合物2)在縮合劑、催化劑作用下生成TBA-X8;
化合物TBA-X9的制備方法:將芐基保護(hù)的齊墩果酸(化合物4)溶于有機(jī)溶劑,與川芎嗪酸(化合物2)在縮合劑、催化劑作用下生成TBA-X9;
化合物TBA-X10的制備方法:將芐基保護(hù)的熊果酸(化合物5)溶于有機(jī)溶劑,與川芎嗪酸(化合物2)在縮合劑、催化劑作用下生成TBA-X10;
化合物TBA-X11的制備方法:將芐基保護(hù)的甘草次酸(化合物6)溶于有機(jī)溶劑,與川芎嗪酸(化合物2)在縮合劑、催化劑作用下生成TBA-X11;
化合物TBA-X12的制備方法:將芐基保護(hù)的白樺脂酸(化合物7)溶于有機(jī)溶劑,與川芎嗪酸(化合物2)在縮合劑、催化劑作用下生成TBA-X12;
化合物TBA-X13的制備方法:將TBA-X9溶于有機(jī)溶劑,在催化劑作用下生成TBA-X13;
化合物TBA-X14的制備方法:將TBA-X10溶于有機(jī)溶劑,在催化劑作用下生成TBA-X14;
化合物TBA-X15的制備方法:將TBA-X11溶于有機(jī)溶劑,在催化劑作用下生成TBA-X15;
化合物TBA-X16的制備方法:將TBA-X12溶于有機(jī)溶劑,在催化劑作用下生成TBA-X16;
其中,上述反應(yīng)在-20℃至250℃下進(jìn)行;所述有機(jī)溶劑是含有1-20個(gè)碳原子的醚、醇、烷烴、芳香烴、酮、鹵代烷、酰胺、腈、酯或者它們各種比例的混合物;所述催化劑為4-二甲氨基吡啶(DMAP)、鈀碳(Pd/C)和氫氧化鈀碳(Pd(OH)2/C);所述縮合劑為1-乙基-3-(3-二甲胺丙基)碳二亞胺鹽酸鹽(EDCI)或1,3-二環(huán)己基碳二亞胺(DCC);此外,所用堿中,無機(jī)堿為碳酸鉀。
進(jìn)一步,上述制備方法中,相應(yīng)的原料與溴代川芎嗪的摩爾比為1∶0.1~1∶10;相應(yīng)的原料與縮合劑的摩爾比為1∶0.1~1∶10;相應(yīng)的原料與堿的摩爾比為1∶0.1~1∶10;相應(yīng)的原料與催化劑的摩爾比為1∶0.1~1∶10。
反應(yīng)路線:
路線1、TBA-X1-4,TBA-X5-8的合成
反應(yīng)條件和試劑:(a)Benzene,reflux,10h;(b)CCl4,NBS,hv,reflux,12h; (c)DMF,K2CO3,N2,85℃,1.5h;(d)H2O,KMnO4,37℃,6h;(e)dry CH2Cl2,EDCI,DMAP,12h.
路線2、TBA-X9-12,TBA-X13-16的合成
反應(yīng)條件和試劑:(a)DMF,K2CO3,N2,85℃,1.5h;(b)dry CH2Cl2,EDCI,DMAP,12h;(c)MeOH,10%Pd/C或Pd(OH)2/C,H2,12h。
本發(fā)明還提供式1、2化合物在制備抗腫瘤藥物中的應(yīng)用。
進(jìn)一步,所述腫瘤為肝癌、胃癌、結(jié)腸癌、宮頸癌細(xì)胞系。
本發(fā)明還提供了一種抗腫瘤的藥物組合物,該組合物包含式1或式2化合物和藥學(xué)上可接受的載體。所述藥物組合物可以是片劑、膠囊劑、顆粒劑、散劑、口服液、注射劑等常規(guī)劑型。
本發(fā)明化合物具有明顯抑制腫瘤細(xì)胞系(Bel-7402,HepG2,HT-29,Hela,MCF-7)生長的活性。其中,化合物TBA-X4的抗腫瘤活性優(yōu)于陽性藥順鉑。
實(shí)驗(yàn)例MTT法觀察本發(fā)明組合物TBA-X對(duì)腫瘤細(xì)胞和正常細(xì)胞增殖影響
1.儀器與材料
Thermo 3111型CO2培養(yǎng)箱;HFsafe生物安全柜;Multiskan GO酶標(biāo)儀;京立牌LD5-2B型臺(tái)式低速離心機(jī);Olympus IX71倒置熒光顯微鏡改良型RPMI-1640培養(yǎng)基、胎牛血清、0.25%胰蛋白酶溶液、噻唑藍(lán)、磷酸鹽緩沖 液(賽默飛世爾生物化學(xué)制品北京有限公司);二甲基亞砜(DMSO);
人肝癌細(xì)胞系Bel-7402和HepG2;人胃癌細(xì)胞系BGC-823;人結(jié)腸癌細(xì)胞系HT-29;人宮頸癌細(xì)胞系Hela;犬腎上皮細(xì)胞MDCK。
實(shí)驗(yàn)藥物:本發(fā)明化合物TBA-X1-16(分別按實(shí)施例8-21制備);反應(yīng)原料齊墩果酸(OA)、甘草次酸(GA)、熊果酸(UA)、白樺脂酸(BA)及川芎嗪(TMP);陽性藥物注射用順鉑(301001CF;齊魯制藥有限公司);
2.方法
2.1不同細(xì)胞株的培養(yǎng)
Bel-7402,HepG2,HT-29,MCF-7細(xì)胞培養(yǎng)在含10%胎牛血清的1640培養(yǎng)液中,放置于37℃、5%的CO2培養(yǎng)箱中溫育。細(xì)胞均呈貼壁狀態(tài)生長,在倒置顯微鏡下觀察生長狀況,待細(xì)胞數(shù)量適量時(shí)傳代培養(yǎng)。
Hela,MDCK細(xì)胞培養(yǎng)在含10%胎牛血清的DMEM培養(yǎng)液中,放置于37℃、5%的CO2培養(yǎng)箱中溫育。細(xì)胞均呈貼壁狀態(tài)生長,在倒置顯微鏡下觀察生長狀況,待細(xì)胞數(shù)量適量時(shí)傳代培養(yǎng)。
2.2初篩細(xì)胞抑制率
取對(duì)數(shù)生長期的Bel-7402,HepG2,HT-29,Hela,MCF-7,MDCK細(xì)胞,以3×103/孔的數(shù)量接種于96孔培養(yǎng)板中,在含5%CO2的濕化培養(yǎng)箱中37℃培養(yǎng)24h。每孔分別加入100μL待測(cè)化合物,使每孔濃度分別為10μM和20μM。設(shè)置細(xì)胞對(duì)照組及空白對(duì)照組,藥物組每濃度重復(fù)3孔,細(xì)胞對(duì)照組和空白對(duì)照組重復(fù)3孔。培養(yǎng)箱中繼續(xù)培養(yǎng)72h后,每孔加20μLMTT孵育4h,棄去上清,再加100μL DMSO,振蕩10min,酶標(biāo)儀490nm波長測(cè)得吸光度值并記錄結(jié)果,抑制率/%=[1-(A給藥-A空白)/(A正常-A空白)]×100%。將20μM濃度下,抑制率大于50%的化合物進(jìn)行復(fù)篩并計(jì)算IC50值。
2.3復(fù)篩細(xì)胞抑制率
操作方法如2.2項(xiàng),取對(duì)數(shù)生長期的Bel-7402,HepG2,HT-29,Hela,MCF-7,MDCK細(xì)胞,以3×103/孔的數(shù)量接種于96孔培養(yǎng)板中,在含5%CO2的濕化培養(yǎng)箱中37℃培養(yǎng)24h;每孔分別加入100μL待測(cè)化合物,使最終濃度分別為40,20,10,5,2.5μM。設(shè)置細(xì)胞對(duì)照組及空白對(duì)照組,藥物組每濃度重復(fù)4孔,細(xì)胞對(duì)照組和空白對(duì)照組重復(fù)3孔。培養(yǎng)箱中繼續(xù)培養(yǎng) 72h后,每孔加20μL MTT孵育4h,棄去上清,再加100μL DMSO,振蕩10min,酶標(biāo)儀490nm波長測(cè)得吸光度值,記錄結(jié)果,并計(jì)算化合物的IC50值,細(xì)胞抑制率(%)=[1-(A給藥-A空白)/(A正常-A空白)]×100%。
3.結(jié)果
3.1本發(fā)明化合物TBA-X1-16和反應(yīng)原料OA、GA、UA、BA及TMP對(duì)5種腫瘤細(xì)胞系(Bel-7402,HepG2,HT-29,Hela,MCF-7)和正常細(xì)胞系MDCK的IC50值如表1所示。
由表1可以看出,與反應(yīng)原料相比,大部分化合物表現(xiàn)出更強(qiáng)的體外抗腫瘤活性;化合物TBA-X1,TBA-X4,TBA-X13和TBA-X16對(duì)各種癌細(xì)胞均表現(xiàn)出較好的抑制腫瘤細(xì)胞增殖活性,特別是化合物TBA-X4的體外抗腫瘤活性甚至優(yōu)于順鉑;
化合物TBA-X2對(duì)肝癌細(xì)胞的增殖具有抑制作用,化合物TBA-X14對(duì)結(jié)腸癌細(xì)胞的增殖具有抑制作用,化合物TBA-X11對(duì)胃癌細(xì)胞增殖具有抑制作用。
表1不同藥物對(duì)不同腫瘤細(xì)胞株的IC50值
注明:a:當(dāng)IC50>20.0μM時(shí),我們認(rèn)為其活性較低;
b:“ND”表明未能測(cè)出IC50值。
4.結(jié)論
本發(fā)明化合物表現(xiàn)出抑制腫瘤細(xì)胞系(Bel-7402,HepG2,HT-29,Hela,MCF-7)增殖的活性。其中,化合物TBA-X4的活性優(yōu)于陽性藥順鉑。表明該類化合物可用于抗腫瘤藥物的研究。
具體實(shí)施方式
實(shí)施例1中間體化合物1(2-溴代甲基-3,5,6-三甲基吡嗪)的制備
按“《中間體2-溴甲基-3,5,6-三甲基吡嗪的合成工藝優(yōu)化》.安徽醫(yī)藥,2013,17(9):1467-1470”方法制備。稱取20.00g(0.15mol)無水川芎嗪、23.54g N-溴代丁二酰亞胺(0.15mol,用前研細(xì))置于250mL三頸瓶,100mL CCl4作為反應(yīng)溶劑,4盞85W白熾燈照射,95℃回流反應(yīng)1h。TLC[V(石油醚)∶V(丙酮)=3∶1]檢測(cè)反應(yīng)基本完全;冷卻后濾過,收集濾液,減壓回收溶劑,得紫紅色粘稠狀液體(含量按60%計(jì))。HRMS(ESI)m/z:216.00135[M+H]+,calcd.for C8H11BrN2 216.00851。
實(shí)施例2中間體化合物2(3,5,6-三甲基吡嗪-2-羧酸)的制備
按照“《新型川芎嗪衍生物的合成及其抗癌活性研究》.西北藥學(xué)雜志,29(1):58-64”方法制備。將10.0g(73.53mmol)川芎嗪混懸于100.0mL的蒸餾水中,稱取11.62g(73.53mmol)高錳酸鉀,分3批加入,37℃,磁力 攪拌24h。將上述混合液冷卻,抽濾,濾液用360mg·L-1的鹽酸調(diào)pH至1~2,然后用乙酸乙酯萃取3次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓濃縮至干,丙酮重結(jié)晶,得到白色固體,收率:47.8%,m.p.:162-163℃。
實(shí)施例3中間體化合物4(3β-羥基齊墩果-12-烯-28-酸-芐酯)的制備
將2.28g(5mmol)齊墩果酸,0.855g(5mmol)芐基溴溶解于25mLN,N-二甲基甲酰胺(DMF)中,然后加入0.691g(5mmol)無水碳酸鉀,于85℃油浴中反應(yīng),磁力攪拌2h;反應(yīng)液冷卻至室溫后,將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,得到化合物4的粗品。
White amorphous solid,m.p.:188.8-189.5℃,yield 95.8%.1H-NMR(CDCl3)(ppm):0.63,0.80,0.90,0.92,0.94,1.00,1.15(s,each,3H,7×-CH3),2.92(m,1H),3.23(m,1H),5.06,5.12,(d,J=12.4Hz,1H,-CH2),5.31(t,J=3.6Hz,1H,=CH-),7.36(m,5H,Ar-H),1.00-2.50(23H,methyl-and methylene-of triterpenoid structure).
實(shí)施例4中間體化合物5的合成
將2.283g(5mmol)熊果酸,0.855g(5mmol)芐基溴溶解于25mL N,N-二甲基甲酰胺(DMF)中,然后加入0.691g(5mmol)無水碳酸鉀,于85℃油浴中反應(yīng),磁力攪拌2h;反應(yīng)液冷卻至室溫后,將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,得到化合物5的粗品。
White powder,m.p.:76.8-77.4℃,yield 92.7%.1H-NMR(CDCl3)(ppm):0.67,0.80,0.87(d,J=6.0Hz,3H,3×-CH3),0.92,0.96(d,J=6.0Hz,3H,2×-CH3),1.01,1.10(s,3H,2×-CH3),2.28(d,J=11.2Hz,1H),3.23(m,1H),5.01,5.13(d,each,J=12.4Hz,1H,-CH2),5.26(t,J=3.6Hz,1H,=CH-),7.36(m,5H,Ar-H),1.00-2.50(24H,methyl-and methylene-of triterpenoid structure).
實(shí)施例5中間體化合物6的合成
將2.353g(5mmol)甘草次酸,0.855g(5mmol)芐基溴溶解于25mlN,N-二甲基甲酰胺(DMF)中,然后加入0.691g(5mmol)無水碳酸鉀, 于85℃油浴中反應(yīng),磁力攪拌2h;反應(yīng)液冷卻至室溫后,將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,得到化合物6的粗品。
White powder,m.p.:92.9-93.7℃,yield 94.1%.1H-NMR(CDCl3)(ppm):0.76,0.83,1.02,1.13,1.16,1.18,1.37(s,each,3H,7×-CH3),3.24(m,1H),5.11,5.22(each,d,J=12.4Hz,1H,-CH2),5.58(s,1H,=CH-),7.39(m,5H,Ar-H),1.00-3.00(22H,methyl-and methylene-of triterpenoid structure).
實(shí)施例6中間體化合物7的合成
將2.283g(5mmol)白樺脂酸,0.855g(5mmol)芐基溴溶解于25mlN,N-二甲基甲酰胺(DMF)中,然后加入0.691g(5mmol)無水碳酸鉀,于85℃油浴中反應(yīng),磁力攪拌2h;反應(yīng)液冷卻至室溫后,將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,得到化合物7的粗品。
White powder,m.p.:191.3-192.1℃,yield 92.7%.1H-NMR(CDCl3)(ppm):0.78(brs,6H,2×-CH3),0.82,0.97,0.98,1.70(s,each,3H,4×-CH3),3.05(brs,1H),3.19(m,1H),4.62,4.75(brs,1H,=CH2),5.11,5.17(each,d,J=12.4Hz,1H,-CH2),7.38(m,5H,Ar-H),1.00-2.50(23H,methyl-and methylene-of triterpenoid structure).
實(shí)施例7化合物TBA-X1的合成
將2.28g(5mmol)齊墩果酸,1.08g(5mmol)化合物1溶解于25mLN,N-二甲基甲酰胺(DMF)中,然后加入0.691g(5mmol)無水碳酸鉀,于85℃油浴中反應(yīng),磁力攪拌1.5h;反應(yīng)液冷卻至室溫后,將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離(V(石油醚)∶V(乙酸乙酯)=3∶2),乙酸乙酯重結(jié)晶得化合物TBA-X1。
White solid,m.p.:185.9-186.6℃,yield 57.0%.1H-NMR(CDCl3)(ppm):0.55,0.80,0.90,0.91,0.93,1.00,1.13(s,each,3H,7×CH3),3.23(m,1H),2.89(m,1H),5.26(brs,1H),5.24,5.14(ea,d,J=12.5Hz,1H,CH2-),2.58(s,3H,CH3),2.54(s,3H,CH3),2.52(s,3H,CH3),1.00-2.50(23H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):38.4,27.2,79.0,38.8,55.2,18.3,33.1,39.2,47.6,37.0,23.7,122.5,143.6,41.7,27.6,23.1,46.9,41.3,45.9,30.7,33.9,32.7,28.1,15.6,15.3,16.8,25.9,177.2,32.4,23.4;pyrazine ring:64.8,150.9,145.5,148.9,149.1,21.6,21.4,20.5.HRMS(ESI)m/z:591.6581[M+H]+,calcd.for C38H59N2O3 591.4526.
實(shí)施例8化合物TBA-X2的合成
將2.283g(5mmol)熊果酸,1.08g(5mmol)化合物1溶解于25mLN,N-二甲基甲酰胺(DMF)中,然后加入0.691mg(5mmol)無水碳酸鉀,于85℃油浴中反應(yīng),磁力攪拌1.5h;反應(yīng)液冷卻至室溫后,將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=10∶1]得化合物TBA-X2。
White solid,m.p.:125.9-126.7℃,yield 55.7%.1H-NMR(CDCl3)(ppm):0.60,0.80,0.91,1.00,1.01(s,each,3H,5×-CH3),0.85(d,J=6.5Hz,3H,-CH3),0.95(d,J=6.5Hz,3H,-CH3),2.26(d,J=11.5Hz,1H),2.51(s,3H,-CH3),2.53(s,3H,-CH3),2.58(s,3H,-CH3),3.23(m,1H),5.20(brs,1H,=CH-),5.25,5.06(each,d,J=12.0Hz,1H,-CH2),1.00-2.50(23H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):15.4,15.6,17.0,18.3,21.1,23.2,23.5,24.3,27.3,28.0,28.1,30.7,33.0,36.7,37.0,38.7,38.8,38.8,39.1,39.5,42.0,47.5,48.3,52.9,55.2,79.0,125.7,138.0,176.9(-COO-);pyrazine ring:20.6(-CH3),21.4(-CH3),21.7(-CH3),64.8(-CH2),145.4,148.8,149.3,151.0.HRMS(ESI)m/z:591.45245[M+H]+,calcd.for C38H58N2O3 590.44474.
實(shí)施例9化合物TBA-X3的合成
將2.353g(5mmol)甘草次酸,1.08g(5mmol)化合物1溶解于25mlN,N-二甲基甲酰胺(DMF)中,然后加入0.691g(5mmol)無水碳酸鉀,于85℃油浴中反應(yīng),磁力攪拌1.5h;反應(yīng)液冷卻至室溫后,將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=10∶1],丙 酮重結(jié)晶得化合物TBA-X3。
Colorless crystals,m.p.:225.7-226.5℃,yield 53.0%.1H-NMR(CDCl3)(ppm):0.81,0.82,1.01,1.13,1.14,1.20,1.36(s,each,3H,7×CH3),3.23(m,1H,H-3),5.55(s,1H),5.27,5.19(ea,d,J=12.5Hz,1H,CH2-),2.55(s,3H,CH3-),2.54(s,3H,CH3-),2.52(s,3H,CH3-),1.00-3.00(22H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):39.2,27.3,78.8,39.2,55.0,17.5,32.8,43.2,61.8,37.1,200.0,128.6,168.9,45.4,26.5,26.4,31.9,48.0,41.1,44.2,31.2,37.7,28.5,15.6,16.4,18.7,23.4,28.1,28.5,176.1;pyrazine ring:64.7,151.1,145.0,148.4,149.3,21.5,21.5,20.4.HRMS(ESI)m/z:605.5377[M+H]+,calcd.for C38H57N2O4 605.4318.
實(shí)施例10化合物TBA-X4的合成
將2.283g(5mmol)白樺脂酸,1.08g(5mmol)化合物1溶解于25mlN,N-二甲基甲酰胺(DMF)中,然后加入0.691g(5mmol)無水碳酸鉀,于85℃油浴中反應(yīng),磁力攪拌1.5h;反應(yīng)液冷卻至室溫后,將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=10∶1]得化合物TBA-X4。
White powder,m.p.:184.6-185.4℃,yield 54.1%.1H-NMR(CDCl3)(ppm):0.78,0.80,0.82,0.96,0.98,1.69(s,each,3H,6×-CH3),2.51(s,3H,-CH3),2.53(s,3H,-CH3),2.57(s,3H,-CH3),3.02(m,1H),3.19(m,1H),4.61,4.74(each,brs,1H,=CH2),5.20,5.23(each,d,J=12.5Hz,1H,-CH2),1.00-2.50(25H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):14.7,15.4,15.9,16.1,18.3,19.4,20.9,25.5,27.4,28.0,29.7,30.6,32.1,34.4,36.9,37.2,38.1,38.7,38.9,40.7,42.4,46.9,49.5,50.6,55.4,56.7,79.0,109.6,150.5,175.5(-COO-);pyrazine ring:20.4(-CH3),21.4(-CH3),21.6(-CH3),64.3(-CH2),145.4,148.7,148.9,150.9.HRMS(ESI)m/z:591.45212[M+H]+,calcd.for C38H58N2O3 590.44474.
實(shí)施例11化合物TBA-X5的合成
將591.45mg(1mmol)TBA-X1,199.32mg(1.2mmol)化合物2,287.55 mg(1.5mmol)EDCI,12.2mg(0.1mmol)DMAP依次加入圓底燒瓶中;再加入20mL二氯甲烷,常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=7∶1]得化合物TBA-X5。
White powder,m.p.:193.0-193.7℃,yield 53.7%.1H-NMR(CDCl3)(ppm):0.59,0.92,0.93,0.97,1.15(s,each,3H,5×-CH3),0.98(brs,6H,2×-CH3),2.52(s,3H,-CH3),2.53(s,3H,-CH3),2.58(brs,9H,3×-CH3),2.73(s,3H,-CH3),2.89(m,1H),4.87(m,1H),5.18,5.24,(each,d,J=12.5Hz,1H,-CH2),5.27(brs,1H,=CH-),1.00-2.50(22H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):15.4,16.8,17.0,18.2,23.1,23.4,23.7,25.8,27.6,28.2,30.7,32.4,32.7,33.1,33.9,37.0,38.0,38.2,39.3,41.4,41.7,45.9,46.9,47.5,55.4,82.9,122.4,143.7,177.2(-COO-);pyrazine ring:20.5(-CH3),21.4(-CH3),21.6(-CH3),22.1(-CH3),22.7(-CH3),64.9(-CH2),140.8,145.5,148.8,149.1,149.3,149.9,150.9,153.8,166.2(-COO-),HRMS(ESI)m/z:761.49756[M+Na]+,calcd.for C46H66N4O4 738.50841.
實(shí)施例12化合物TBA-X6的合成
將590.44mg(1mmol)TBA-X2,199.32mg(1.2mmol)化合物2,287.55mg(1.5mmol)EDCI,12.2mg(0.1mmol)DMAP依次加入圓底燒瓶中;再加入20mL二氯甲烷,常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=7∶1]得化合物TBA-X6。
White solid,m.p.:168.2-168.9℃,yield 46.8%.1H-NMR(CDCl3)(ppm):0.62,0.98,1.09(s,each,3H,3×-CH3),0.87(d,J=6.0Hz,3H,-CH3),0.96(d,J=6.0Hz,3H,-CH3),0.99(brs,6H,2×-CH3),2.26(d,J=11.5Hz,1H),2.52(s,3H,-CH3),2.54(s,3H,-CH3),2.57(brs,9H,-CH3),2.73(s,3H,-CH3),4.87(m,1H),5.06(each,d,J=12.0Hz,1H,-CH2),5.21(brs,1H,=CH-),5.25,1.00-2.50(22H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):15.5,17.0,17.0,17.1,18.2,21.2,23.2,23.5,23.7,24.2,27.9,28.2,30.7,33.0,36.7,36.9,38.0,38.4,38.8,39.1,39.6,42.0,47.5,48.3,52.9,55.4,83.0,125.6,138.1,177.0(-COO-);pyrazine ring:20.5(-CH3),21.4(-CH3),21.6(-CH3),22.1(-CH3),22.7(-CH3),64.8(-CH2),140.8,145.5,148.9,149.2,149.3,149.9,150.9,153.8,166.2(-COO-).HRMS(ESI)m/z:739.51645[M+H]+,calcd.for C46H66N4O4 738.50841.
實(shí)施例13化合物TBA-X7的合成
將605.43mg(1mmol)TBA-X3,199.32mg(1.2mmol)化合物2,287.55mg(1.5mmol)EDCI,12.2mg(0.1mmol)DMAP依次加入圓底燒瓶中;再加入20mL二氯甲烷,常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=7∶1]得化合物TBA-X7。
White powder,m.p.:295.9-296.7℃,yield 51.7%.1H-NMR(CDCl3)(ppm):0.82,1.00,1.01,1.15,1.39(s,each,3H,5×-CH3),1.22(brs,6H,2×-CH3),2.53(s,3H,-CH3),2.54(s,3H,-CH3),2.56(s,3H,-CH3),2.58(brs,6H,2×-CH3),2.73(s,3H,-CH3),4.89(m,1H),5.20,5.28(each,d,J=15.0Hz,1H,-CH2),5.58(s,1H,=CH-),1.00-3.00(21H,methyl-and methylene-of triterpenoid stmcture).13C-NMR(CDCl3)(ppm):16.4,17.0,17.4,18.7,23.4,23.7,26.5,26.5,28.2,28.4,28.5,31.2,31.9,32.7,37.0,37.7,38.4,38.9,41.1,43.2,44.2,45.4,48.1,55.1,61.7,82.6,128.5,169.0,199.8(-C=O),176.1(-COO-);pyrazine ring:20.5(-CH3),21.4(-CH3),21.6(-CH3),22.1(-CH3),22.6(-CH3),64.7(-CH2),140.8,145.0,148.4,149.2,150.0,149.3,151.1,153.8,166.2(-COO-).HRMS(ESI)m/z:775.47629[M+Na]+,calcd.for C46H64N4O5 752.48767.
實(shí)施例14化合物TBA-X8的合成
將590.44mg(1mmol)TBA-X4,199.32mg(1.2mmol)化合物2,287.55mg(1.5mmol)EDCI,12.2mg(0.1mmol)DMAP依次加入圓底燒瓶中;再加入20mL二氯甲烷,常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸 乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=7∶1]得化合物TBA-X8。
White powder,m.p.:142.1-142.9℃,yield 47.9%.1H-NMR(CDCl3)(ppm):0.82,0.89,0.98,1.70(s,each,3H,4×-CH3),0.96(brs,6H,2×-CH3),2.51(s,3H,-CH3),2.53(s,3H,-CH3),2.57(brs,9H,3×-CH3),2.72(s,3H,-CH3),3.02(m,1H),4.62,4.74(each,brs,1H,=CH2),4.84(m,1H),5.23,5.20(each,d,J=12.5Hz,1H,-CH2),1.00-2.50(24H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):14.7,15.9,16.2,16.8,18.2,19.3,20.9,23.8,25.5,28.1,29.6,30.6,32.1,34.3,36.9,37.2,38.1,38.5,40.7,42.4,46.9,49.5,50.5,55.5,56.7,83.0,109.7,150.5,175.4(-COO-);pyrazine ring:20.5(-CH3),21.4(-CH3),21.6(-CH3),21.6(-CH3),22.1(-CH3),22.6(-CH3),64.3(-CH2),140.9,145.4,148.7,148.9,149.3,149.9,150.9,153.7,166.2(-COO-).HRMS(ESI)m/z:739.51637[M+H]+,calcd.for C46H66N4O4 738.50841.
實(shí)施例15化合物TBA-X9的合成
將1.64g(3mmol)化合物4,581.60mg(3.5mmol)化合物2,670.95mg(3.5mmol)EDCI,36.65mg(0.3mmol)DMAP依次加入圓底燒瓶中;再加入20mL二氯甲烷,常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=8∶1]得化合物TBA-X9。
White powder,m.p.:194.2-194.9℃,yield 47.9%.1H-NMR(CDCl3)(ppm):0.85,0.92,0.95,0.97,0.98,0.98,1.17(s,each,3H,7×-CH3),2.58(brs,6H,2×-CH3),2.74(s,3H,-CH3),2.89(m,1H),4.87(m,1H),5.07,5.12(each,d,J=13.0Hz,1H,-CH2),5.32(brs,1H,=CH-),7.35(m,5H,Ar-H),1.00-2.50(22H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):15.4,16.9,17.0,18.3,23.1,23.4,23.7,25.9,27.6,28.2,30.7,32.4,32.7,33.1,33.9,37.0,38.0,38.2,39.4,41.4,41.7,45.9,46.8,47.6,55.4,83.0,122.4,127.9,128.0,128.4,136.5,143.8,177.4(-COO-);pyrazine ring:21.6(-CH3), 22.0(-CH3),22.6(-CH3),65.9(-CH2),140.9,149.4,149.9,153.7,166.2(-COO-).HRMS(ESI)m/z:717.46027[M+Na]+,calcd.for C45H62N2O4 694.47096.
實(shí)施例16化合物TBA-X10的合成
將1.64g(3mmol)化合物5,581.60mg(3.5mmol)化合物2,670.95mg(3.5mmol)EDCI,36.65mg(0.3mmol)DMAP依次加入圓底燒瓶中;再加入20mL二氯甲烷,常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=8∶1]得化合物TBA-X10。
White solid,m.p.:218.5-219.3℃,yield 51.1%.1H-NMR(CDCl3)(ppm):0.89(d,J=6.5Hz,3H,-CH3),0.98(brs,12H,4×-CH3),0.68,1.12(s,each,3H,2×-CH3),2.29(d,J=11.5Hz,1H),2.58(brs,6H,2×-CH3),2.74(s,3H,-CH3),4.87(m,1H),5.10,5.13(each,d,J=12.5Hz,1H,-CH2),5.27(brs,1H,=CH-),7.35(m,5H,Ar-H),1.00-2.50(22H,methyl-and methylene-of triterpenoid stmcture).13C-NMR(CDCl3)(ppm):15.5,17.0,17.1,18.2,21.2,23.3,23.6,23.7,24.3,28.0,28.2,30.7,33.0,36.7,36.9,38.0,38.4,38.9,39.1,39.6,42.1,47.5,48.1,52.9,55.4,83.0,125.6,127.9,128.2,128.4,136.4,138.2,177.3(-COO-);pyrazine ring:21.6(-CH3),22.0(-CH3),22.6(-CH3),66.0(-CH2),140.9,149.4,149.9,153.7,166.2(-COO-).HRMS(ESI)m/z:717.46082[M+Na]+,calcd.for C45H62N2O4 694.47096.
實(shí)施例17化合物TBA-X11的合成
將1.68g(3mmol)化合物6,581.60mg(3.5mmol)化合物2,670.95mg(3.5mmol)EDCI,36.65mg(0.3mmol)DMAP依次加入圓底燒瓶中;再加入20mL二氯甲烷,常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=8∶1]得化合物TBA-X11。
White powder,m.p.:212.3-213.0℃,yield 49.2%.1H-NMR(CDCl3)(ppm):0.76,1.00,1.01,1.14,1.19,1.22,1.39(s,each,3H,7×-CH3),2.58 (brs,6H,2×-CH3),2.74(s,3H,-CH3),4.89(m,1H),5.11,5.23(each,d,J=10.0Hz,1H,-CH2),5.58(s,1H,=CH-),7.38(m,5H,Ar-H),1.00-3.00(21H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):16.4,17.0,17.4,18.7,23.3,23.7,26.4,26.5,28.2,28.3,28.4,31.2,31.8,32.7,37.0,37.7,38.4,38.9,41.1,43.2,44.0,45.4,48.3,55.1,61.7,82.6,128.2,128.3,128.5,128.6,136.2,169.1,176.2(-COO-),199.9(-C=O);pyrazine ring:21.6(-CH3),22.0(-CH3),22.6(-CH3),66.2(-CH2),140.8,149.3,149.9,153.7,166.2(-COO-).HRMS(ESI)m/z:731.44060[M+Na]+,calcd.for C45H60N2O5 708.45022.
實(shí)施例18化合物TBA-X12的合成
將1.64g(3mmol)化合物7,581.60mg(3.5mmol)化合物2,670.95mg(3.5mmol)EDCI,36.65mg(0.3mmol)DMAP依次加入圓底燒瓶中;再加入20mL二氯甲烷,常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液加入適量飽和食鹽水分散,然后用等體積乙酸乙酯萃取2次,收集乙酸乙酯層并用無水硫酸鈉干燥,減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=8∶1]得化合物TBA-X12。
White powder,m.p.:162.1-162.8℃,yield 49.0%.1H-NMR(CDCl3)(ppm):0.80,0.89,0.98,1.71(s,each,3H,4×-CH3),0.96(brs,6H,2×-CH3),2.58(brs,6H,2×-CH3),2.73(s,3H,-CH3),3.04(m,1H),4.63(brs,1H,=CH2),4.75(brs,1H),4.84(m,1H),5.12,5.17(each,d,J=12.5Hz,1H,-CH2),7.38(m,5H,Ar-H),1.00-2.50(24H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):14.7,15.9,16.2,16.8,18.2,19.4,21.0,23.8,25.5,28.1,29.6,30.6,32.1,34.3,36.9,37.2,38.1,38.2,38.5,40.7,42.4,47.0,49.5,50.5,55.5,56.7,83.0,109.6,128.1,128.3,128.5,136.5,150.5,175.8(-COO-);pyrazine ring:21.6(-CH3),22.0(-CH3),22.6(-CH3),65.7(-CH2),140.9,149.3,149.9,153.7,166.2(-COO-).HRMS(ESI)m/z:717.46016[M+Na]+,calcd.for C45H62N2O4 694.47096.
實(shí)施例19化合物TBA-X13的合成
將694.47mg(1mmol)TBA-X9溶于30ml甲醇中,再加入80mg 10%Pd(OH)2/C常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液過濾,濾液減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=5∶1]得化合物TBA-X13。
White powder,m.p.:289.7-290.5℃,yield 92.8%.1H-NMR(CDCl3)(ppm):0.80,0.94,0.96,0.98,0.99,1.00,1.18(s,each,3H,7×-CH3),2.57(brs,6H,2×-CH3),2.73(s,3H,-CH3),2.86(m,1H),4.87(m,1H),5.31(brs,1H,=CH-),1.00-2.50(23H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):15.4,17.0,17.2,18.2,22.9,23.4,23.6,23.7,25.9,27.7,28.2,30.7,32.5,32.6,33.1,33.8,37.0,38.0,38.2,39.3,41.0,41.6,45.9,46.5,47.6,55.4,83.0,122.5,143.7,183.4(-COOH);pyrazine ring:21.6(-CH3),22.0(-CH3),22.6(-CH3),140.8,149.3,149.9,153.8,166.2(-COO-).HRMS(ESI)m/z:627.41275[M+Na]+,calcd.for C38H56N2O4604.42401.
實(shí)施例20化合物TBA-X14的合成
將694.47mg(1mmol)TBA-X10溶于30ml甲醇中,再加入80mg10%Pd(OH)2/C常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液過濾,濾液減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=5∶1]得化合物TBA-X14。
White solid,m.p.:305.9-306.6℃,yield 90.6%.1H-NMR(CDCl3)(ppm):0.81,1.02,1.12(s,each,3H,3×-CH3),0.89(d,J=6.5Hz,3H,-CH3),0.98(brs,9H,3×-CH3),2.22(d,J=11.0Hz,1H),2.58(brs,6H,2×-CH3),2.73(s,3H,-CH3),4.87(m,1H),5.27(brs,1H,=CH-),1.00-2.50(23H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):15.6,17.0,17.1,18.2,21.2,23.3,23.6,23.7,24.1,28.0,28.2,30.6,32.9,36.7,37.0,38.0,38.4,38.8,39.0,39.6,42.0,47.5,48.0,52.6,55.4,83.0,125.7,138.0,183.4(-COOH);pyrazine ring:21.6(-CH3),22.0(-CH3),22.6(-CH3),140.9,149.4,149.9,153.7,166.2(-COO-).HRMS(ESI)m/z:627.41319[M+Na]+,calcd.for C38H56N2O4604.42401.
實(shí)施例20化合物TBA-X15的合成
將708.45mg(1mmol)TBA-X11溶于30ml甲醇中,再加入80mg 10%Pd(OH)2/C常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液過濾,濾液減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=5∶1]得化合物TBA-X15。
White powder,m.p.:305.4-306.2℃,yield 90.1%.1H-NMR(CDCl3)(ppm):0.87,1.00,1.01,1.17,1.23,1.26,1.42(s,each,3H,7×-CH3),2.58(brs,6H,2×-CH3),2.74(s,3H,-CH3),4.90(m,1H),5.75(s,1H,=CH-),1.00-3.00(22H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):16.4,17.0,17.4,18.7,23.3,23.7,26.5,26.5,28.2,28.4,28.6,31.0,31.9,32.7,37.0,37.7,38.4,38.9,40.9,43.3,43.8,45.5,48.3,55.1,61.7,82.7,128.5,169.4,181.3(-COOH),200.2(-C=O);pyrazine ring:21.5(-CH3),22.0(-CH3),22.5(-CH3),140.9,149.4,149.9,153.7,166.1(-COO-).HRMS(ESI)m/z:617.39564[M-H]-,calcd.for C38H54N2O5 618.40327.
實(shí)施例21化合物TBA-X16的合成
將694.47mg(1mmol)TBA-X12溶于30ml甲醇中,再加入80mg10%Pd(OH)2/C常溫?cái)嚢璺磻?yīng)12h,TLC檢測(cè)反應(yīng)基本完全。將反應(yīng)液過濾,濾液減壓回收溶劑,硅膠柱分離[V(石油醚)∶V(丙酮)=5∶1]得化合物TBA-X16。
White powder,m.p.:279.5-280.3℃,yield 89.2%.1H-NMR(CDCl3)(ppm):0.91,0.96,0.97,0.98,1.02,1.72(s,each,3H,6×-CH3),2.57(brs,6H,2×-CH3),2.72(s,3H,-CH3),3.04(m,1H),4.64,4.77(each,brs,1H,=CH2),4.85(m,1H),1.00-2.50(25H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)(ppm):14.7,16.1,16.2,16.8,18.2,19.4,20.9,23.8,25.5,28.1,29.7,30.6,32.2,34.3,37.1,37.2,38.2,38.4,38.5,40.8,42.5,47.0,49.3,50.5,55.5,56.4,83.0,109.7,150.4,181.4(-COOH);pyrazine ring:21.6(-CH3),22.0(-CH3),22.6(-CH3),140.9,149.3,149.9,153.7,166.2(-COO-).HRMS(ESI)m/z:627.41288[M+Na]+,calcd.for C38H56N2O4 604.42401.
實(shí)施例22
取實(shí)施例7~21任一制備的化合物10g,加入注射劑(包括凍干粉針劑和無菌分裝干粉針劑)適當(dāng)輔料,按注射劑(包括凍干粉針劑和無菌分裝干粉針劑)工藝制備成抗腫瘤藥注射劑。
實(shí)施例23
取取實(shí)施例7~21任一制備的化合物10g,加入片劑(包括緩控釋片、骨架片、包衣片、分散片等)適當(dāng)輔料,按片劑(包括緩控釋片、骨架片、包衣片、分散片等)工藝制備成抗腫瘤藥片劑。
實(shí)施例24
取取實(shí)施例7~21任一制備的化合物10g,加入膠囊劑適當(dāng)輔料,按膠囊劑工藝制備成抗腫瘤藥膠囊劑。
實(shí)施例25
取取實(shí)施例7~21任一制備的化合物10g,加入乳劑(包括微乳、納米乳等)適當(dāng)輔料,按乳劑(包括微乳、納米乳等)工藝制備成抗腫瘤藥乳劑。
實(shí)施例26
取取實(shí)施例7~21任一制備的化合物10g,加入顆粒劑適當(dāng)輔料,按顆粒劑工藝制備成抗腫瘤藥顆粒劑。
實(shí)施例27
取取實(shí)施例7~21任一制備的化合物10g,加入緩釋控釋劑適當(dāng)輔料,按緩釋控釋劑工藝制成抗腫瘤藥緩釋控釋劑。
實(shí)施例28
取取實(shí)施例7~21任一制備的化合物10g,加入口服液適當(dāng)輔料,按口服液工藝制備成抗腫瘤藥口服液。
實(shí)施例29
取取實(shí)施例7~21任一制備的化合物10g,加入脂質(zhì)體劑型適當(dāng)輔料,按脂質(zhì)體工藝制備成抗腫瘤藥脂質(zhì)體劑型。