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Synthesis of 3-Amino-4-cyano-5,6-diphenylpyridine-2-carboxamide 3-氨基-4-氰基-5,6-二苯基吡啶-2-羧酰胺的合成
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-08-03 DOI: 10.1134/S1070428026600853
I. G. Mamedov, F. N. Naghiyev, V. N. Khrustalev, I. S. Puzikov
{"title":"Synthesis of 3-Amino-4-cyano-5,6-diphenylpyridine-2-carboxamide","authors":"I. G. Mamedov,&nbsp;F. N. Naghiyev,&nbsp;V. N. Khrustalev,&nbsp;I. S. Puzikov","doi":"10.1134/S1070428026600853","DOIUrl":"10.1134/S1070428026600853","url":null,"abstract":"<p>A new picolinamide derivative has been synthesized by the reaction of benzil with malononitrile and 2-aminoacetamide. Its structure has been confirmed by NMR spectroscopy and X-ray analysis, and a prob­able mechanism of its formation has been proposed.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 6","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-08-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148662007","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis of Antioxidants by the Three-Component Reaction of Naphthols, p-Toluidine, and 3-Bromobenzaldehyde 萘酚、对甲苯胺和3-溴苯甲醛三组分反应合成抗氧化剂
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-08-03 DOI: 10.1134/S1070428026602232
A. R. Gimadieva, L. R. Yakupova, R. R. Gataullin
{"title":"Synthesis of Antioxidants by the Three-Component Reaction of Naphthols, p-Toluidine, and 3-Bromobenzaldehyde","authors":"A. R. Gimadieva,&nbsp;L. R. Yakupova,&nbsp;R. R. Gataullin","doi":"10.1134/S1070428026602232","DOIUrl":"10.1134/S1070428026602232","url":null,"abstract":"<p>The three-component reaction of 1- or 2-naphthol, <i>p</i>-toluidine, and 3-bromobenzaldehyde afforded 1(or 2)-[(3-bromophenyl)(4-methylanilino)methyl]naphthalen-2(or 1)-ol. The compound obtained from 2-naphthol showed antioxidant activity comparable to that of BHT in the model ethylbenzene oxidation system.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 6","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-08-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148662011","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Domino Synthesis of New Macrocyclic Bis-imidazolium Salts. Effect of the Solvent 新型大环双咪唑盐的多米诺合成。溶剂的作用
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-08-03 DOI: 10.1134/S1070428026602396
O. I. Kharaneko, T. M. Pekhtereva, A. O. Kharaneko
{"title":"Domino Synthesis of New Macrocyclic Bis-imidazolium Salts. Effect of the Solvent","authors":"O. I. Kharaneko,&nbsp;T. M. Pekhtereva,&nbsp;A. O. Kharaneko","doi":"10.1134/S1070428026602396","DOIUrl":"10.1134/S1070428026602396","url":null,"abstract":"<p>New 14-membered macrocyclic bis-imidazolium salts have been synthesized by macrocyclization of 1-(3-chloro-2-hydroxypropyl)-3-[2-hydroxy-3-(1<i>H</i>-imidazol-1-yl)propyl]-1<i>H</i>-imidazol-3-ium chloride and 1-(3-chloro-2-hydroxypropyl)-3-[2-hydroxy-3-(2-methyl-1<i>H</i>-imidazol-1-yl)propyl]-2-methyl-1<i>H</i>-imidazol-3-ium chloride in ethyl cellosolve.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 6","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-08-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148662015","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hydroacetoxylation of Polycyclic Cyclopropane-Containing Hydrocarbons with Ethylidene Diacetate and Dimethyl Carbonate in the Presence of Ionic Liquid [Et3NH]+ [HSO4]– 离子液体[Et3NH]+ [HSO4] -存在下含多环丙烷烃与二乙酸乙酯和碳酸二甲酯的氢化乙酰氧基化反应
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-08-03 DOI: 10.1134/S1070428026602372
R. I. Aminov
{"title":"Hydroacetoxylation of Polycyclic Cyclopropane-Containing Hydrocarbons with Ethylidene Diacetate and Dimethyl Carbonate in the Presence of Ionic Liquid [Et3NH]+ [HSO4]–","authors":"R. I. Aminov","doi":"10.1134/S1070428026602372","DOIUrl":"10.1134/S1070428026602372","url":null,"abstract":"<p>Hydroacetoxylation of a series of strained polycyclic cyclopropane-containing hydrocarbons, namely four stereoisomeric hexacyclic norbornadiene dimers (<i>exo</i>,<i>exo</i>-, <i>exo</i>,<i>endo</i>-, <i>endo</i>,<i>exo</i>-, and <i>endo</i>,<i>endo</i>hexacyclo[9.2.1.0<sup>2,10</sup>.0<sup>3,8</sup>.0<sup>4,6</sup>.0<sup>5,9</sup>]tetradecanes) and heptacyclic binor-S, in the presence of the ionic liquid [Et<sub>3</sub>NH]<sup>+</sup> [HSO<sub>4</sub>]<sup>−</sup> has been performed for the first time. Both ethylidene diacetate and dimethyl carbonate have been shown to act as an effective source of acetoxy group. The reaction selectively involves cleavage of the most strained C<sup>4</sup>–C<sup>5</sup> bond of the cyclopropane ring, leading to the formation of the corresponding <i>exo</i>-acetoxy derivatives in up to 85% yield. The effects of temperature, reaction time, and reactant ratio on the yield have been studied. The described reactions provide a preparatively convenient synthetic approach to acetoxy derivatives of polycyclic cage hydrocarbons that are promising as intermediate products for the synthesis of biologically active compounds and functional materials.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 6","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-08-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148662008","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis and Anticorrosion Properties of Azidomethyl Derivatives of Benzazole-2-thiones and 2-Aminothiazole 苯并唑-2-硫酮和2-氨基噻唑叠氮多甲基衍生物的合成及其防腐性能
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-08-03 DOI: 10.1134/S1070428026600531
V. M. Farzaliyev, M. T. Abbasova, V. M. Kazimov, M. A. Mirzoeva, L. R. Safarova, G. S. Kazimova, J. J. Ahmadova
{"title":"Synthesis and Anticorrosion Properties of Azidomethyl Derivatives of Benzazole-2-thiones and 2-Aminothiazole","authors":"V. M. Farzaliyev,&nbsp;M. T. Abbasova,&nbsp;V. M. Kazimov,&nbsp;M. A. Mirzoeva,&nbsp;L. R. Safarova,&nbsp;G. S. Kazimova,&nbsp;J. J. Ahmadova","doi":"10.1134/S1070428026600531","DOIUrl":"10.1134/S1070428026600531","url":null,"abstract":"<p>Previously unknown azidomethyl derivatives of benzazole-2-thiones (1,3-benzoxazole-2-thione, 1,3-benzothiazole-2-thione, and benzimidazole-2-thione) and 1,3-thiazol-2-amine have been synthesized by the reaction of the corresponding alkoxymethyl derivatives with trimethylsilyl azide. The structure of the synthe­sized compounds has been determined by <sup>1</sup>H and <sup>13</sup>C NMR and IR spectroscopy and mass spectrometry. Their anticorrosion properties toward St-3 steel in acidic medium have been studied by the gravimetric method. All compounds have been found to effectively inhibit steel corrosion, which may be due to the presence of several electron-donor centers (S, N, O, N<sub>3</sub>, and π-conjugated system), providing effective adsorption on the metal surface. Introduction of an azide moiety increases the electron density of the molecule and enhances adsorption of the inhibitor and its protective effect.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 6","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-08-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148662009","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Chromane–Pyrazoline Conjugates: Synthesis, Antimicrobial Screening, and Molecular Docking Studies 铬-吡唑啉缀合物：合成、抗菌筛选和分子对接研究
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-07-03 DOI: 10.1134/S1070428025604078
V. V. Desai, N. M. Parekh, P. S. Arya, V. A. Trivedi, R. C. Dabhi
{"title":"Chromane–Pyrazoline Conjugates: Synthesis, Antimicrobial Screening, and Molecular Docking Studies","authors":"V. V. Desai,&nbsp;N. M. Parekh,&nbsp;P. S. Arya,&nbsp;V. A. Trivedi,&nbsp;R. C. Dabhi","doi":"10.1134/S1070428025604078","DOIUrl":"10.1134/S1070428025604078","url":null,"abstract":"<p>Novel chromane–pyrazoline conjugates with an amide linkage—<i>N</i>-{4-[5-(R-phenyl)-4,5-dihydro-1<i>H</i>-pyrazol-3-yl]phenyl}-6-fluorochromane-2-carboxamides—were synthesized via Claisen–Schmidt condensation followed by cyclization with hydrazine hydrate and characterized by <sup>1</sup>H and <sup>13</sup>C NMR and mass spectrometry. Antimicrobial screening against Gram-positive (<i>S. aureus</i> and <i>S. pyogenes</i>) and Gram-negative (<i>E. coli</i> and <i>P. aeruginosa</i>), and fungal (<i>C. albicans</i> and <i>A. fumigatus</i>) strains identified several potent antimicrobial agents among the products, with minimal inhibitory concentrations comparable to or lower than those of the standard drugs. Several derivatives (R = 4-OH, 4-OMe, and 2-OH) showed promising antifungal activity against <i>A. fumigatus</i>. The same three derivatives also exhibited favorable binding affinities in molecular docking studies against the A. fumigatus target protein (PDB ID: 6Y35), achieving scores of –11.23, –10.42, and –9.95, respectively, and forming key hydrogen bonds and π–π contacts with the active-site residues. These findings highlight the potential of chromane–pyrazoline frameworks as versatile antimicrobial scaffolds and provide a foundation for further in vitro and in vivo evaluations toward new therapeutic agents.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 5","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148380167","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis of 5-(3-R-Adamantan-1-yl)isatins and Quinoline Derivatives Based Thereon 5-（3- r - adamantan -1-酰基）异黄酮及其喹啉衍生物的合成
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-07-03 DOI: 10.1134/S1070428025605655
M. M. Gudkova, M. N. Zemtsova, K. N. Kozhevnikova, Yu. N. Klimochkin
{"title":"Synthesis of 5-(3-R-Adamantan-1-yl)isatins and Quinoline Derivatives Based Thereon","authors":"M. M. Gudkova,&nbsp;M. N. Zemtsova,&nbsp;K. N. Kozhevnikova,&nbsp;Yu. N. Klimochkin","doi":"10.1134/S1070428025605655","DOIUrl":"10.1134/S1070428025605655","url":null,"abstract":"<p>A simple method for the synthesis of 5-(3-R-adamantan-1-yl)isatins has been developed. This method is based on the alkylation of isatin with adamantan-1-ol, 3-hydroxyadamantane-1-carboxylic acid, and (3-hydroxyadamantan-1-yl)acetic acid in a mixture of sulfuric and acetic acids. The synthesized isatins were used to prepare new adamantanyl-substituted quinoline-4-carboxylic acids. The resulting compounds offer the possibility for the targeted synthesis of quinoline derivatives to study their biological activity.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 5","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148365891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis and Study of β-Cyclodextrin Conjugates and Inclusion Compounds Containing Two Drug Moieties 含两个药物基团的β-环糊精缀合物及包合物的合成与研究
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-07-03 DOI: 10.1134/S1070428026600671
S. Alkjk, G. I. Kurochkina, M. K. Grachev
{"title":"Synthesis and Study of β-Cyclodextrin Conjugates and Inclusion Compounds Containing Two Drug Moieties","authors":"S. Alkjk,&nbsp;G. I. Kurochkina,&nbsp;M. K. Grachev","doi":"10.1134/S1070428026600671","DOIUrl":"10.1134/S1070428026600671","url":null,"abstract":"<p>β-Cyclodextrin derivatives containing covalently attached two different drug moieties have been obtained for the first time. Attempted synthesis by incorporating a drug compound into the cavity of a cyclodextrin containing another covalently attached drug moiety was unsuccessful. The structure and composition of the synthesized conjugates were confirmed by <sup>1</sup>H and <sup>13</sup>C NMR spectroscopy.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 5","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148365904","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Addition of CO2 to Oxiranes Using Organophoshorus–Lithium Salt Binary Catalysts 有机磷-锂盐二元催化剂催化氧化环氧烷加成CO2
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-07-03 DOI: 10.1134/S1070428025605527
S. E. Lyubimov, P. V. Cherkasova, R. Zh. Arifulin
{"title":"Addition of CO2 to Oxiranes Using Organophoshorus–Lithium Salt Binary Catalysts","authors":"S. E. Lyubimov,&nbsp;P. V. Cherkasova,&nbsp;R. Zh. Arifulin","doi":"10.1134/S1070428025605527","DOIUrl":"10.1134/S1070428025605527","url":null,"abstract":"<p>New catalytic systems, generated by the simple mixing of lithium salts with phosphorus-containing compounds, have been developed for CO<sub>2</sub> addition to oxiranes. Enhanced catalyst activity is observed upon the addition of water or 2,2,2-trifluoroethanol in reactions involving low-polarity cyclohexene oxide in combination with 1,2-bis(diphenylphosphino)ethane.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 5","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148365902","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Isopropyl Esters of [1-(Het)Arylvinyl]- and [1-(Het)Arylethyl]phosphonic Acids [1-（戊）基乙烯]和[1-（戊）基乙基]膦酸的异丙酯
IF 0.8 4区 化学
Russian Journal of Organic Chemistry Pub Date : 2026-07-03 DOI: 10.1134/S1070428026602505
V. S. Zimarev, Y. F. Oprunenko, N. S. Goulioukina
{"title":"Isopropyl Esters of [1-(Het)Arylvinyl]- and [1-(Het)Arylethyl]phosphonic Acids","authors":"V. S. Zimarev,&nbsp;Y. F. Oprunenko,&nbsp;N. S. Goulioukina","doi":"10.1134/S1070428026602505","DOIUrl":"10.1134/S1070428026602505","url":null,"abstract":"<p>A large series of diisopropyl [1-(hetero)arylvinyl]phosphonates <b>1</b> was synthesized by two complementary methods that do not require transition metal catalysis. The first method involves the esterification of available phosphonic acids with triisopropyl orthoformate. The second method is based on the conjugate addition of triisopropyl phosphite to (<i>E</i>)-(2-nitrovinyl)(hetero)arenes and is relevant in cases where the corresponding [1-(hetero)arylvinyl]phosphonic acid cannot be prepared by the Conant reaction. The catalytic hydrogenation of esters <b>1</b> in the presence of 10% Pd/C was carried out to obtain practically significant [1-(hetero)arylethyl]phosphonates; the scope and limitations of the method were established. For the chemoselective reduction of the double bond of (1-arylvinyl)phosphonates containing Br, Cl or NO<sub>2</sub> substituents on the aromatic ring, homogeneous Rh(I)-catalyzed hydrogenation using the accessible <i>rac</i>-BINAP ligand was proposed.</p>","PeriodicalId":766,"journal":{"name":"Russian Journal of Organic Chemistry","volume":"62 5","pages":""},"PeriodicalIF":0.8,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148365903","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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