Photo-and thermochromic properties of 1′,3′,3′-trimethyl-6-nitro-8-pyridiniomethylspiro[2H-[1]benzopyran-2,2′-indoline] chloride in the crystalline state

Photo-and thermochromic properties of 1′,3′,3′-trimethyl-6-nitro-8-pyridiniomethylspiro[2H-[1]benzopyran-2,2′-indoline] chloride in the crystalline state
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结晶态1′,3′,3′-三甲基-6-硝基-8-吡啶甲基螺[2H-[1]苯并吡喃-2,2′-二氢吲哚]氯化物的光致变色和热致变色性质

DOI:
10.1007/s11172-006-0461-2
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发表时间:
2006
影响因子:
1.7
通讯作者:
S. Aldoshin
S. Aldoshin
中科院分区:
化学4区
文献类型:
--
作者:
N. K. Artemova;V. Smirnov;B. Rogachev;G. Shilov;S. Aldoshin

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合成了1′,3 ′,3 ′-三甲基-6-硝基-8-吡啶基甲基螺[2 H-[1]苯并吡喃-2,2 ′-二氢吲哚]氯化物(1)。在黑暗条件下获得化合物1的开汞形式的单晶(晶体水合物),并研究它们的晶体结构。在可见光照射下,化合物1从丙-2-醇中以多晶封闭形式结晶。研究了化合物1的多晶光谱和光化学性质以及从封闭态到开放态的热转变动力学特征。
1′,3′,3′-Trimethyl-6-nitro-8-pyridiniomethylspiro[2H-[1]benzopyran-2,2′-indoline] chloride (1) was synthesized. Single crystals (crystal hydrates) of the open merocyanine form of compound1were obtained under the dark conditions, and their crystal structure was studied. On irradiation with visible light compound1crystallizes from propan-2-ol in the polycrystalline closed form. The spectral and photochemical properties of compound1in the polycrystalline state and the kinetic characteristics on thermal transformation of the closed form to the open form were studied.
光致变色螺吡喃耦合的二维铁混价配合物的铁磁性及其光诱导效应
DOI: --
发表时间: 2005
期刊: Synthetic Metals (印刷中)
影响因子: --
作者:
I.Kashima;M.Okubo;Y.Ono;M.Itoi;N.Kida;M.Hikita;M.Enomoto;N.Kojima
通讯作者: N.Kojima