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International Journal of Organic Chemistry (IJOC) is an international, specialized, English-language journal devoted to publication of original contributions concerning all field of organic chemistry. It is an open-access, peer-reviewed journal describing the synthetic approached and the design of new molecules for ap…
Jun-Ichi Yamaguchi, Emiko Shibuta, Yoshie Oishi
The reduction of various hydantoins with sodium borohydride gave the corresponding 4-hydroxy- 2-imidazolidinones in high yields. In contrast, reduction employing a boron trifluoride etherate-sodium borohydride system generated 2-imidazolidinones. In both redu…
Boshkayeva Assyl, Omarova Roza, Pichkhadze Guram, Shalpykova Nasiba
To study the theoretical bases of the mechanism of reaction formation of cyanine dyes, special importance is gained by methods of quantum chemistry. The use of these methods is provided with the known molecular and dynamic HyperChem program. The purpose of st…
Chunguang Han, Hisashi Doi, Junji Kimura, Yoichi Nakao, Masaaki Suzuki
11 C-labeled C1-C10 partial structure of kulokekahilide-2 (1) was successfully synthesized based on Pd 0 -mediated rapid C -[ 11 C]methylation using [ 11 C]methyl iodide and pinacol alkenylboronate. The preparation of organoboron intermediate via olefin cross…
Reda M. Abdel-Rahman, Mohammed S. T. Makki, Abeer N. Al-Romaizan
Novel 6-(5’-fluoro-2’-diphenylphosphorylanilido)-3-hydrazino-1,2,4-trizin-5 (2H) one (3) is achieved from hydrozinolysis of the corresponding 3-thioxo-analoges 2. Compound 2 is also obtained from phosphorylation of 6-(5’-fluoro-2’-aminophenyl)-3-thioxo-1,2,4-…
Santosh Kumar Yadav
Vilsmeier reagent formed from phthaloyl dichloride and DMF was found to be very effective for converting 2-hydroxyacetophenones, deoxybenzoins and dihydrochalcones into corresponding chromones, isoflavones and homoisoflavones with excellent yield. This method…
Zilma Escobar, Martin Johansson, Anders Bjartell, Rebecka Hellsten, Olov Sterner
Two biotinylated derivatives of the fungal metabolite galiellalactone (1) were synthesized in order to facilitate the investigation of the molecular mechanism of action of the galiellalactonoids. Galiellalactone is a STAT3-signaling inhibitor that inhibits gr…
Qi Lin, Huirong Zheng, Guocai Zheng, Xinzhong Li, Benyong Lou
The highly dispersed supported ruthenium-yttrium (Ru-Y) bimetallic catalysts were prepared by impregnation method and their catalytic performance for hydrogenation of ester was fully investigated. The catalyst was characterized by X-ray diffraction and field…
Aly A. Hebeish, Amal A. Aly
The best conditions for synthesis of starch hydroxypropyl sulphate as per the dry method were firstly established. This was done through a thorough investigation into factors affecting the synthesis including concentrations of both the NaOH catalyst and the 2…
Rami Y. Morjan, Basam S. Qeshta, Hussein T. Al-Shayyah, John M. Gardiner, Basam A. Abu-Thaher, Adel M. Awadallah
The reaction of picoline derivatives 3-6 with hydrazonoylhalide 1a produced imidazo[1,2-a]pyridines 7-10, while the reaction of the same picoline derivatives with hydrazonoylhalide 1b afforded imidazo[1,2-a]pyridine-2-ones 11-13. The reaction of 1b, c with 3-…
Hiroyuki Hoshina, Yuji Ueki, Seiichi Saiki, Noriaki Seko
2-ethylhexyl hydrogen-2-ethylhexylphosphonate (EHEP) is commonly used as a metal extractant because it has a particular affinity for rare-earth metals like Scandium (Sc). To develop a highly-selective adsorbent of Sc(III), EHEP was introduced as a functional…
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International Journal of Organic Chemistry (IJOC) is an international, specialized, English-language journal devoted to publication of original contributions concerning all field of organic chemistry. It is an open-access, peer-reviewed journal describing the synthetic approached and the design of new molecules for ap… All articles are open access under a CC BY 4.0 licence, with authors retaining copyright.
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