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2,3-Dibromo-1-[4-(2,3-dibromo-4,5-dimethoxybenzyl)-2,5-dimethoxybenzyl]-4,5-dimethoxybenzene
(WILEY-BLACKWELL, 2010)The molecule of the title compound, C26H26Br4O6, is located around a crystallographic inversion center. The dihedral angle between the central benzene ring and the outer benzene ring is 89.26 (1)degrees. -
The investigating high school students' learning styles with respect to the different variables: A sample from Turkey
(SILA SCIENCE, 2011)The aim of this study is to investigate high school students' learning styles in terms of gender, grade level, type of school, graduation type of mother and father variables. The study was carried out at spring semester ... -
Opinions of prospective teachers about utilizing the 5E instructional model
(SILA SCIENCE, 2011)The aim of this study is to determine the opinions of prospective teachers about utilizing the 5E instructional model. The study was carried out during spring semester of 2008 educational periods. The sample of the study ... -
The effect of animation enhanced worksheets prepared based on 5E model for the grade 9 students on alternative conceptions of physical and chemical changes
(Elsevier Science BV, 2012)The aim of this study is to determine the effect of teaching material based on 5E model for overcoming the alternative conceptions related to physical and chemical change. A quasi-experimental design and one control group ... -
O-Acetylation: synthesis of acetylated phenols from aryl-methyl ethers over boron alkoxides
(Sage Publications, 2012)A new acetylation procedure has been applied to 13 aryl-methyl ethers using boron chemistry. In this procedure, demethylation of aryl-methyl ethers and acetylation of the resulting phenols were combined into one procedure ... -
The effect of worksheets and animations in alternative concepts related to the issue of solutions
(Sila Science, 2012)The aim of this study is to determine alternative concepts regarding the solutions in the chemistry curriculum of the 9th grade, to improve teaching material used according to the constructivist teaching method, known as ... -
What do think prospective science teachers in different gender and grade level about constructivist approach?
(Sila Science, 2012)The aim of study is to investigate prospective science teachers' opinions about constructivist approach in respect to the gender and grade level variables. The study was carried out with 560 prospective science teachers ... -
Developing an attitude scale towards using instructional technologies for pre-service teachers
(Turkish Online Journal of Educational Technology - TOJET, 2012)The aim of this study is to develop an attitude scale towards using instructional technologies (USIT) for pre-service teachers. The research was carried out with 1235 pre-service teachers that 567(45.9%) were freshman; 401 ... -
A study on developing "Basic Computer Use Performance Scale (BCUPS)" for Primary Students
(Elsevier Science BV, 2012)Aim of computer courses in primary education is to teach information technology use skills in the light of modern technological developments in Turkey. From this point, the aim of study is develop a scale to uncover of ... -
Attitude of elementary prospective teachers towards science teaching
(Elsevier Science BV, 2012)The aim of study is to investigate attitude of elementary prospective teachers towards science teaching respect to the gender, grade level and graduation type of high school. The study was carried out during fall semester ... -
A comparison of chemistry teachers' and grade 11 students' alternative conceptions of 'rate of reaction'
(Sci Methodical Ctr-Sci Educologica, 2012)The purpose of this study is to compare alternative conceptions of chemistry teachers and Grade 11 students on the subject of 'rate of reaction'. This study was conducted with a total of seventy chemistry teachers and ... -
Synthesis and carbonic anhydrase inhibitory properties of novel bromophenols and their derivatives including natural products: Vidalol B
(Elsevier France-Editions Scientifiques Medicales Elsevier, 2012)A series of bisphenol, bromophenol, and methoxyphenol derivatives (2–24) including the natural bromophenols vidalol B, 3,4,6-tribromo-5-(2,5-dibromo-3,4-dihydroxybenzyl)benzene-1,2-diol (2) and 5,5′-methylenebis(3,4,6-tr ... -
Synthesis and carbonic anhydrase inhibitory properties of novel bromophenols including natural products
(Taylor and Francis Ltd., 2012)(2-Bromo-3,4-dimethoxyphenyl) (3,4-dimethoxyphenyl) methanone (10) and its derivatives with Br, one dibromide and isomeric three tribromides, were synthesized. Demethylation of these compounds afforded a series of new ... -
Inhibition of human carbonic anhydrase isozymes I, II and VI with a series of bisphenol, methoxy and bromophenol compounds
(Taylor & Francis Inc, 2012)Carbonic anhydrase inhibitors (CAI) are valuable molecules as they have several therapeutic applications, including anti-glaucoma activity. In this study, inhibition of three human carbonic anhydrase (hCA, EC 4.2.1.1) ... -
Synthesis and carbonic anhydrase inhibitory properties of novel cyclohexanonyl bromophenol derivatives
(Pergamon-Elsevier Science Ltd, 2012)The Naturally occurring novel cyclohexanonyl bromophenol 2(R)-2-(2,3,6-tribromo-4,5-dihydroxybenzyl)cyclohexanone (4) was synthesized as a racemic compound. Cyclohexylphenyl methane derivatives (10–17) with Br, OMe, CO, ... -
Synthesis and biological evaluation of novel bromophenol derivatives as carbonic anhydrase inhibitors
(Wiley-V C H Verlag Gmbh, 2013)Here, we provide an alternative synthesis of the natural bromophenol 3,4-dibromo-5-(2,3-dibromo-4,5-dihydroxybenzyl)-6-(ethoxymethyl) benzene-1,2-diol (3) and the first synthesis of (4,5-dihydroxy-2methylphenyl)( ... -
A cross-age study of science student teachers' chemistry attitudes
(Royal Soc Chemistry, 2015)The aim of this study is to investigate the effects of some variables (gender and year of study) on science student teachers' (SSTs) chemistry attitudes. An adapted version of Chemistry Attitudes and Experiences Questionnaire ... -
A view to the prisons in the province of konya in the light of archive documents (1910-1922)
(Selcuk University, 2016)Konya, 20. yüzyıl başlarında beş sancak ve 25 kazadan oluşan büyük idari bir yapıdan oluşuyordu. Gerek bulunduğu coğrafi konum ve gerek ise fiziki yapısı nedeniyle zamanının modern şehirlerden biridir. Bu durumu nedeniyle ... -
Development of elementary school teachers’ attitudes to the only children scale
(Artvin Çoruh Üniversitesi, 2017)The present study aims to develop a scale assessing elementary teachers’ attitudes towards the only children because there is no scale which addresses to measure teacher attitudes related to birth order. Totally 429 ... -
Comics in modern physics: Learning blackbody radiation through quasi-history of physics
(Artvin Çoruh Üniversitesi, 2017)The purpose of this study is to create a short comic story about historical emergence of Planck’s explanation of blackbody radiation and to investigate what students learn from it and what they think about the usage of ...