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100 _a20161115a2016 k y0engy50 ba
101 0 _aeng
102 _aCH
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aSynthesis, Crystal Structure, and Luminescent Properties of New Zinc(II) and Cadmium(II) Metal-Organic Frameworks Based on Flexible Bis(imidazol-1-yl)alkane Ligands
_fM. O. Barsukova [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 52 tit.]
330 _aNew metal-organic frameworks (MOFs) based on zinc and cadmium ions, terephthalic acid, and flexible ligands 1,5-bis(imidazol-1-yl)pentane or 1,6-bis(imidazol-1-yl)hexane were prepared and characterized by X-ray diffraction, thermorgavimetric analysis and IR spectroscopy. The imidazolyl ligands were prepared by a new robust procedure involving the reaction between imidazole and 1,5-dibromopentane or 1,6-dibromohexane in a superbasic medium (KOH in DMSO). MOFs based on 1,5-bis(imidazol-1-yl)pentane had diamond topology (dia) and are triply interpenetrated. Ligands with longer spacer 1,6-bis(imidazol-1-yl)hexane, terephthalate ions and zinc(II) ions formed five-fold interpenetrated metal-organic framework also with dia topology, while cadmium(II) ions with the same ligands formed eight-connected uninodal net with a very rare self-penetrated topological type ilc and a point symbol 424.5.63. The influence of the chemical composition of MOFs on their photoluminescent properties is investigated and discussed in detail.
461 _tCrystals
463 _tVol. 6, iss. 10
_v[132, 15 p.]
_d2016
610 1 _aтруды учёных ТПУ
610 1 _aэлектронный ресурс
610 1 _aимидазол
610 1 _aпарафин
610 1 _aцинк
610 1 _aкадмий
610 1 _aлюминесценция
610 1 _aлиганды
701 1 _aBarsukova
_bM. O.
_gMarina Olegovna
701 1 _aGoncharova
_bT. V.
_gTatjyana Vladimirovna
701 1 _aSamsonenko
_bD. G.
_gDenis Gennadievich
701 1 _aDybtsev
_bD. N.
_gDanil Nikolaevich
701 1 _aPotapov
_bA. S.
_cChemist
_cProfessor of Tomsk Polytechnic University, Doctor of chemical sciences
_f1981-
_gAndrey Sergeevich
_2stltpush
_3(RuTPU)RU\TPU\pers\33909
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bИнститут физики высоких технологий (ИФВТ)
_bКафедра биотехнологии и органической химии (БИОХ)
_h6810
_2stltpush
_3(RuTPU)RU\TPU\col\18693
801 2 _aRU
_b63413507
_c20161115
_gRCR
856 4 0 _uhttp://dx.doi.org/10.3390/cryst6100132
942 _cCF