欢迎登录材料期刊网

材料期刊网

高级检索

以3-硝基-4-氯苯甲醛和5,5-二甲基-1,3-环己二酮为原料,二甲基甲酰胺为溶剂,不需催化剂合成一种新的氧杂蒽二酮开环衍生物2,2'-(3-硝基-4-氯苯基)次甲基双(3-羟基-5,5-二甲基-2-环己烯-1-酮)晶体,确定最佳反应条件是:芳醛和脂肪环酮的摩尔投料比为1∶2,反应温度为80℃,反应时间为lh;并对其进行熔点、元素分析、红外光谱、氢核磁共振及X-射线单晶衍射测定.该晶体为单斜晶系,空间群=P21/n,a=1.95777(13)nm,b=1.22720(9) nm,c=1.99687(14) nm,β=107.719(2).,V=4.5700(6) nm3,Z=8,dc=1.302 g/m3,μ =0.205mm-1,F(000)=1888.

参考文献

[1] G. Karthikeyan;A. Pandurangan .Heteropolyacid (H3PW_(12)O_(40)) supported MCM-41: An efficient solid acid catalyst for the green synthesis of xanthenedione derivatives[J].Journal of molecular catalysis, A. Chemical,2009(1/2):36-45.
[2] Sridhar Narayan;John Muldoon;M.G.Finn;Valery V.Fokin;Hartmuth C.Kolb;K.Barry Sharp less ."On Water":Unique Reactivity of Organic Compounds in Aqueous Suspension[J].Angewandte Chemie,2005(21):3275-3279.
[3] Mulakayala,N.;Murthy,P.V.N.S.;Rambabu,D.;Aeluri,M.;Adepu,R.;Krishna,G.R.;Reddy,C.M.;Prasad,K.R.S.;Chaitanya,M.;Kumar,C.S.;BasaveswaraRao,M.V.;Pal,M. .Catalysis by molecular iodine: A rapid synthesis of 1,8-dioxo- octahydroxanthenes and their evaluation as potential anticancer agents[J].Bioorganic and Medicinal Chemistry Letters,2012(6):2186-2191.
[4] Li, J.-T.;Li, Y.-W.;Song, Y.-L.;Chen, G.-F. .Improved synthesis of 2,2′-arylmethylene bis(3-hydroxy-5,5-dimethyl- 2-cyclohexene-1-one) derivatives catalyzed by urea under ultrasound[J].Ultrasonics sonochemistry,2012(1):1-4.
[5] 屠树江,高原,刘晓红,唐斯甫,邱晓建.微波辐射下芳醛与5,5-甲基-1,3-环己二酮的固相和液相反应[J].有机化学,2001(12):1164-1167.
[6] 张岩,程梅园,商志才.不需加催化剂在纯水相介质中进行芳香醛与5,5-二甲基-1,3-环己二酮的缩合反应[J].有机化学,2011(06):814-818.
[7] 唐然肖,何红岩,杨旭哲,马晶军,王春,李敬慈,张领,李庆.微波辐射下酸性离子液体促进氧杂蒽二酮类衍生物的合成[J].化学试剂,2007(03):173-174.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%