一、
技術(shù)領(lǐng)域:
:本發(fā)明涉及一種金屬有機(jī)配位化合物(配合物)及其制備方法,特別涉及含鉑金屬有機(jī)配合物及其制備方法,確切地說(shuō)是一種噁唑啉鉑配合物晶體及其合成方法。二、
背景技術(shù):
::金屬鉑配合物因其在抗癌和分子磁體、熒光材料等方面的潛在應(yīng)用價(jià)值已引起人們的廣泛關(guān)注。金屬鉑配合物的合成方法近年來(lái)有許多文獻(xiàn)報(bào)道。【1-7】1.acomparativeantimicrobialstudyinbetweenaquinolinedruganditscomplexes:spectral,kinetic,andmolecularmodelinginvestigations,al-hazmi,gamila.a.;saad,fawaza.synthesisandreactivityininorganic,metal-organic,andnano-metalchemistry(2015),45(11),1743-1757.2.one-?potsynthesisofdual-?emittingbsa-?pt-?aubimetallicnanoclustersforfluorescenceratiometricdetectionofmercuryionsandcysteine,ding,shou-nian;guo,yun-xiafromanalyticalmethods(2015),7(14),5787-5793.3.fivecoordinateplatinum(ii)in[pt(bpy)?(cod)?(me)?]?[sbf6]?:astructuralandspectroscopicstudy,klein,axel;neugebauer,michael;krest,alexander;luening,anna;garbe,simon;arefyeva,natalia;schloerer,nils,inorganics(2015),3(2),118-138.4.synthesisandreactivityofplatinum(ii)cis-?dialkyl,cis-?alkylchloro,andcis-?alkylhydridobis-?n-?heterocycliccarbenechelatecomplexes,brendel,matthias;engelke,rene;desai,vidyag.;rominger,frank;hofmann,peter,organometallics(2015),34(12),2870-2878.5.thechallengeofdecipheringlinkageisomersinmixturesofoligomericcomplexesderivedfrom9-?methyladenineandtrans-?(nh3)?2ptiiunits,ibanez,susana;mihaly,bela;sanzmiguel,pabloj.;steinborn,dirk;pretzer,irene;hiller,wolf;lippert,bernhardchemistry-aeuropeanjournal(2015),21(15),5794-5806.6.polypyridylrutheniumcomplexescontaininganchoringnitrilegroupsastio2sensitizersforapplicationinsolarcells,mecchiaortiz,juanh.;longo,claudia;katz,nestore.inorganicchemistrycommunications(2015),55,69-72.7.charge-?bistablepd(iii)?/pd(ii,?iv)coordinationpolymers:phasetransitionsandtheirapplicationstoopticalproperties,kumagai,shohei;takaishi,shinya;iguchi,hiroaki;yamashita,masahiro,daltontransactions(2015),44(18),8590-8599。三、技術(shù)實(shí)現(xiàn)要素:本發(fā)明旨在提供一種pt-n金屬有機(jī)配合物以應(yīng)用于催化領(lǐng)域,所要解決的技術(shù)問(wèn)題遴選作為配體并合成鋅配合物。本發(fā)明所稱(chēng)的鉑配合物一種是由與制備的由以下化學(xué)式所示的配合物:(?。;瘜W(xué)名稱(chēng):一氯化(4(r)-異丙基-4,5-二氫化-2-噁唑啉基)-乙腈鋅鉑配合物,簡(jiǎn)稱(chēng)配合物(i)。該配合物在丙酮酸乙酯的亨利反應(yīng)、硅腈化反應(yīng)及與苯甲酰胺的反應(yīng)中顯示了較好的催化性能,其轉(zhuǎn)化率分別高達(dá)41%及40%。本合成方法包括合成和分離,所述的合成是稱(chēng)取雙-(4(r)-異丙基-4,5-二氫化-2-噁唑啉基)-乙腈鋅0.2662g用30ml二氯甲烷做溶劑溶解,再加入pt(dmso)2cl20.3406g,室溫下反應(yīng)60小時(shí)后停止反應(yīng),過(guò)濾,加入二氯甲烷、石油醚及無(wú)水乙醇,自然揮發(fā)得一種新型的鉑配合物單晶。合成反應(yīng)如下:本合成方法一步得到目標(biāo)產(chǎn)物,工藝簡(jiǎn)單,操作方便。該反應(yīng)的反應(yīng)機(jī)理可推測(cè)為由于鉑與氮原子的配位能力大于鋅與氮原子的配位能力,因此得到了一種新的鉑配合物。四、附圖說(shuō)明圖1配合物一氯化(4(r)-異丙基-4,5-二氫化-2-噁唑啉基)-乙腈鉑配合物晶體的x-衍射分析圖。五、具體實(shí)施方式1.二氯化鉑二甲亞砜配合物在100ml兩口瓶中,加入二氯化鉑1.2042g,10mldmso,二氯甲烷30ml,將混合物回流60h,停止反應(yīng),靜止,得二甲亞砜鉑配合物固體,產(chǎn)率45%;元素分析:測(cè)試值:c:11.78%,h:2.91%;計(jì)算值:c:11.38%,h2.86%;ir(kbr):1157,1134,450,430。2.雙-(4-(r)-異丙基-4,5-二氫化-2-噁唑啉基)-乙腈鋅配合物的制備在100ml兩口瓶中,無(wú)水無(wú)氧條件下,加入無(wú)水zncl20.45g(3.30mmol),40ml氯苯,四腈乙烯1.0g(7.81mmol),d-纈氨醇4g,將混合物在高溫下回流24h,停止反應(yīng),減壓以除去溶劑,,將剩余物用水溶解,并用chcl3(20mlx2)萃取,有機(jī)相用無(wú)水硫酸鈉干燥,旋轉(zhuǎn)除去溶劑,將粗產(chǎn)品用石油醚/二氯甲烷(4:1)柱層析,得白色晶體,產(chǎn)率52%;[a]5d=-305.9o(c=0.26,ch2cl2):1hnmr(500mhz,cdcl3,27℃),δ(ppm)=4.35(t,4h),4.16(t,j=1hz,4h),3.81~3.83(m,4h),1.62~1.66(m,4h),0.74~0.87(dd,j=7hz,6.5hz,24h);13cnmr(75mhz,cdcl3)170.6(x2),118.6(x2),73.0(x4),68.9(x4),68.5(x4),31.8(x4),19.2(x4),15.7(x4)。ir:3443(s),2963(s),2200(s),1609(s),1533(s),1484(s),1432(s),1391(m),1371(w),1341(w),1312(w),1251(m),1222(m),1117(m),1075(s),953(m),744(m),566(w),528(w),457(w);元素分析理論值:c:57.00%,h,6.83%,n,14.24%;實(shí)測(cè)值:c:56.80%,h,6.79%,n,14.35%。3.一氯化(4(r)-異丙基-4,5-二氫化-2-噁唑啉基)-乙腈鉑配合物晶體的制備稱(chēng)取雙-(4(r)-異丙基-4,5-二氫化-2-噁唑啉基)-乙腈鋅0.2662g用30ml二氯甲烷做溶劑溶解,再加入pt(dmso)2cl20.3406g,室溫下反應(yīng)60小時(shí)后停止反應(yīng),過(guò)濾,加入二氯甲烷、石油醚及無(wú)水乙醇,自然揮發(fā)得一種新型的鉑配合物單晶;產(chǎn)率85%,熔點(diǎn):320-322℃;[a]5d=-923.1°(c=0.156,ch3oh);元素分析c16h26n3o3ptscl:測(cè)試值:c:33.60%,h:4.73%,n:7.05%,s:5.58%;計(jì)算值:c:33.66%,h4.59%,n:7.36%;s:5.61%;ir(kbr):3443,2961,2924,2210,1627,1531,1485,1450,1390,1245,1135,1081,1023,960,805,731,567,445;配合物晶體數(shù)據(jù)如下:晶體典型的鍵長(zhǎng)數(shù)據(jù):晶體典型的鍵角數(shù)據(jù):亨利反應(yīng)應(yīng)用0.0235g(7.5%mmol)配合物(i),置于25ml燒瓶中,依次加入1ml四氫呋喃、0.25ml硝基甲烷和0.015ml丙酮酸乙酯,常溫?cái)嚢璺磻?yīng)48h,分別取樣進(jìn)行1hnmr檢測(cè),其轉(zhuǎn)化率為41%;1hnmr(cdcl3):δ)4.86(d,j=13.8hz,1h),4.58(d,j=13.8hz,1h),4.34(m,2h),3.85(s,1h),1.46(s,3h),1.33(t,j)7.2hz,3h).13cnmr(cdcl3):δ=173.4,80.9,72.4,63.0,23.8,13.9。n,n’-(苯基亞甲基)二苯甲酰胺的制備在25ml兩口瓶中,加入0.0659g配合物i,2mlthf和氯苯2ml,0.05ml苯甲醛及0.1302g苯甲酰胺,回流反應(yīng)48小時(shí)后,有晶體出現(xiàn):用核磁檢測(cè),轉(zhuǎn)化率40%;1hnmr(500mhz,cdcl3,27℃),δ(ppm)=9.02(d,j=7.77hz,2h),7.91(d,j=7.42hz,4h),7.54(t,j=7.4hz,2h),7.47(t,j=7.7hz,6h),7.37(t,j=7.7hz,2h),7.30(t,j=7.3hz,1h),7.03(t,j=7.9hz,1h)。硅腈化反應(yīng)應(yīng)用2-苯基-2-(三甲硅氧基)丙腈0.1mmol配合物i,苯甲醛0.1ml,tmscn0.3ml(3.3mmol),2ml無(wú)水甲醇,相繼在30~35?c下加入,48小時(shí)后,加入水淬滅經(jīng)柱層后(石油醚/二氯甲烷:5/1),得無(wú)色油狀液體,轉(zhuǎn)化率:56%;1hnmr(300mhz,cdcl3)7.56–7.59(m,0.9hz,2h),7.31–7.34(m,3h),5.43(s,1h),0.16(s,9h).13cnmr(75mhz,cdcl3)136.1,128.8(x2),126.2(x2),119.1,63.5,-0.39(x3)。當(dāng)前第1頁(yè)12當(dāng)前第1頁(yè)12