Keywords: انقباض حلقه; Perchlorinated compounds; Isomerization; Cyclization; Ring contraction; Pyrolysis; Radical; USDZGDXBEIOWCP-OWOJBTEDSA-N; CKAPSXZOOQJIBF-UHFFFAOYSA-N; LPXVMSAWPWLKTH-UHFFFAOYSA-N; CZABRUHKQPHPJK-UHFFFAOYSA-N; WNYCWKSFQDZCCY-UHFFFAOYSA-N; CRBWLZHAYSNDPR-UHF
مقالات ISI انقباض حلقه (ترجمه نشده)
مقالات زیر هنوز به فارسی ترجمه نشده اند.
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Keywords: انقباض حلقه; Transition metal carbides; Solid solutions; Thermal analysis; X-ray diffraction; Ring contraction; Ethylcyclopentane; Methylcyclohexane; Dealkylation;
Keywords: انقباض حلقه; 3-thioxoperhydroimidazo[4,5-e]-1,2,4-triazin-6-ones; Tandem reaction; Ring contraction; Thioglycolurils; Cytotoxic activity; Antifungal activity;
Keywords: انقباض حلقه; 2-Furyl acetonitrile; Pyrylium salts; Nucleophilic reaction; Ring contraction;
Keywords: انقباض حلقه; Thiopyran; Dihydrothiopyran; Tetrahydrothiopyran; Thiophene; Polyfluoroalkyl; Ring contraction
A highly selective Bi(OTf)3 mediated fragmentation-contraction of δ-ortholactones. A facile route to functionalized γ-lactones
Keywords: انقباض حلقه; γ-Lactone; Ortholactone; Bismuth triflate; Fragmentation; Ring contraction;
Design and synthesis of novel pyrrolo[2,3-a]carbazoles: 7-Chloro-2-oxo-3a-(2â²-oxo-2â²,3â²-dihydro-1â²H-indol-3â²-yl)-2,3,3a,4,5,10-hexahydro-pyrrolo[3,2-a]carbazole-1-carbonitrile as an efficient anticancer agent
Keywords: انقباض حلقه; Poly functionalized pyrrolo[2,3-a]carbazole; One-pot multicomponent reaction; Ring contraction; Morphological analysis by SEM;
Cycloaddition of sulfonyl azides and cyanogen azide to enamines. Quantum-chemical calculations concerning the spontaneous rearrangement of the adduct into ring-contracted amidines
Keywords: انقباض حلقه; Enamines; Azides; Amidines; Ring contraction; Quantum chemical calculations;
Piperidines from acid-catalysed cyclisations: Pitfalls, solutions and a new ring contraction to pyrrolidines
Keywords: انقباض حلقه; Piperidines; Intramolecular; Acid-catalysed; Cyclisation; Ring contraction;
Synthesis and base-mediated rearrangement of 3-acetyl-2-methyl-3,4-dihydro-2H-1,2,3-benzothiadiazine 1,1-dioxides
Keywords: انقباض حلقه; Rearrangement; Ring contraction; Acylation; Reduction; Reaction mechanism;
A mild and efficient approach to the 6H-oxazolo[3,2-f]pyrimidine-5,7-dione scaffold via unexpected rearrangement of 2,3-dihydropyrimido[6,1-b][1,5,3]dioxazepine-7,9(5H,8H)-diones: synthesis, crystallographic studies, and cytotoxic activity screening
Keywords: انقباض حلقه; 6,5â²-O-Anhydrouridines; Oxazolopyrimidines; Dioxazepine rearrangement; Ring contraction; Cytotoxicity;
4-N,N-Dimethylaminophenyl azide photooxidation: effect of conditions on the reaction pathway. Ring contraction of benzene to cyclopentadiene due to a strongly electron-donating substituent
Keywords: انقباض حلقه; Photooxidation of aryl azides; Reaction mechanism; Arylnitroso oxides; Ring contraction; Nitrile oxides;
Nucleophile-dependent diastereoselectivity in the ring expansion of pyrimidines to give 1,3-diazepines
Keywords: انقباض حلقه; AYCLUBAZQDUHQB-UHFFFAOYSA-N; KAJHXWCHNMJZRT-UHFFFAOYSA-N; WBDMQGHPSAROIX-UHFFFAOYSA-N; KRWNLCNQXGFGBN-UHFFFAOYSA-N; LINSZGLAMACEPZ-UHFFFAOYSA-N; WLKCYJRIHNFHDS-UHFFFAOYSA-N; MKKNZNSCLVCWAK-NHYWBVRUSA-N; HLLFSYKBXHLCAF-MFKMUULPSA-N; IJOABBCALHWVIK-HZMBPMFU
2,3-Dihydro-1H-1,3-diazepin-2-ones: synthesis and novel rearrangements into pyrrole derivatives
Keywords: انقباض حلقه; HHOWJIZAWLIOJQ-UHFFFAOYSA-N; ZSJPHNBRFFUCCA-UHFFFAOYSA-N; GOTMDUKMZMSJMF-UHFFFAOYSA-N; AYXSEZDAIDVCQI-UHFFFAOYSA-N; BFNJFXDDUGVOLF-KAMYIIQDSA-N; QQGSJCRPCOKPKS-XFFZJAGNSA-N; 1H-1,3-Diazepin-2-ones; Ring contraction; 2,3-Dihydro-1H-pyrrol-2-ones; 1H-Pyrrol
Acid-catalyzed reaction of 3-aminopyrrole with s-tetrazines: formation of 1H-1,2,4-(triazol-3-yl)pyrimidines via an unprecedented s-tetrazine-ring contraction and concomitant pyrrole-ring expansion
Keywords: انقباض حلقه; Aminopyrroles; Tetrazines; Rearrangements; Ring contraction; Ring expansion;
A practical method for regiocontrolled one-carbon ring contraction
Keywords: انقباض حلقه; Ring contraction; Silyl-enol ether; Enoxysilane; Nonaflyl azide;
Photochemical ring contraction of 1-aryl-1,4-dihydropyrazine to 1-aryl-1H-imidazole
Keywords: انقباض حلقه; 1-Aryl-1,4-dihydropyrazine; Photochemistry; 1-Aryl-1H-imidazole; Ring contraction
First total synthesis of (+)-pentandranoic acid A
Keywords: انقباض حلقه; Diterpenoid synthesis; Ring contraction; Selective diol oxidation;
Dehydrogenation, oxidative denitration and ring contraction of N,N-dimethyl-5-nitrouracil by a Bacillus nitroreductase Nfr-A1
Keywords: انقباض حلقه; Nitroreductase; NADH-oxidase; Nitrouracil; Denitration; Ring contraction
Chiral spiro-β-lactams from 6-diazopenicillanates
Keywords: انقباض حلقه; 1,3-Dipolar cycloaddition; Ring contraction; 6-Diazopenicillanates; Spiro-2-pyrazoline-β-lactams; Spiro-1-pyrazoline-β-lactams; Spiro-3H-pyrazole-β-lactams; Spirocyclopropyl-β-lactams;
Synthesis, pharmacological activity and structure affinity relationships of spirocyclic Ï1 receptor ligands with a (2-fluoroethyl) residue in 3-position
Keywords: انقباض حلقه; Ï1 Receptor ligands; Spirocyclic piperidines; [18F] Radiotracer; Neuroimaging; Structure affinity relationships; Ring contraction;
Iodocyclisation and rearrangement reactions of mono-protected allyl substituted guanidines
Keywords: انقباض حلقه; Iodocyclisation; Ring contraction; Rearrangement; Guanidine;
Unexpected formation of oxetanes from a geminal difluorinated δ-lactone
Keywords: انقباض حلقه; Carbohydrate; Difluorination; Ring contraction; Oxetane;
Derivatives of schisandrin with increased inhibitory potential on prostaglandin E2 and leukotriene B4 formation in vitro
Keywords: انقباض حلقه; Schisandra chinensis lignans; Schisandrin; Derivatives; Demethylation; Ring contraction; Cyclooxygenase; Lipoxygenase;
Stereoselective ring contraction of 2,5-diketopiperazines: An innovative approach to the synthesis of promising bioactive 5-membered scaffolds
Keywords: انقباض حلقه; Ring contraction; Diketopiperazines; Stereoselective rearrangement; Spiroheterocycle; Anti-proliferative activity
Efficient synthesis of 2-(pyrazol-3-yl)benzimidazoles from 3-arylacylidene-3,4-dihydroquinoxalin-2(1H)-ones and hydrazine hydrate via a novel rearrangement
Keywords: انقباض حلقه; Dihydroquinoxalin-2(1H)-one; Benzimidazole; Hydrazine hydrate; Ring contraction; Novel rearrangement; Pyrazolylbenzimidazoles;
ESI-MS characteristics of N-methylpyrrole polyamide/bis-cyclen conjugate
Keywords: انقباض حلقه; Polyamide; Cyclen; ESI/MS/MS; DNA; Ring contraction
Preparation and characterization of Pt/HMFI–SBA-15 hybrid catalyst for tetralin transformation
Keywords: انقباض حلقه; HMFI–SBA-15 hybrid material; Pt/HMFI–SBA-15 catalyst; Tetralin; Hydrogenation; Ring contraction; Dehydrogenation
Unimolecular dissociation of aniline molecular ion: A theoretical study
Keywords: انقباض حلقه; DFT calculation; RRKM calculation; Ring contraction; Ring expansion;
Design and synthesis of novel potent and selective integrin αvβ3 antagonists—Novel synthetic routes to isoquinolinone, benzoxazinone, and quinazolinone acetates
Keywords: انقباض حلقه; Ring contraction; Benzazepinone; Isoquinolinone; Benzoxazinone; Quinazolinone; Integrin; αvβ3; 2D NMR; ELISA; Microsomal metabolic stability; Caco-2 permeability
Mononuclear and polynuclear complexes with a side-off compartmental Schiff base
Keywords: انقباض حلقه; Polynuclear complexes; Compartmental ligands; Schiff bases; Ring contraction; Imidazoline formation; Lanthanide complexes
The high-temperature alicyclic ring contraction of 1,1-dichloroperfluorotetralin and the alicyclic ring opening of 1,1-dichloroperfluorobenzocyclobutene
Keywords: انقباض حلقه; Fluorinated; Tetralin; Benzocyclobutene; Pyrolysis; Ring contraction; Ring opening;
Quantitative ring contraction of 5-hydroxy-1,3-oxazin-2-ones into 5-hydroxymethyl-1,3-oxazolidin-2-ones: A DFT study
Keywords: انقباض حلقه; 1,3-Oxazin-2-ones; 1,3-Oxazolidin-2-ones; Ring contraction; DFT study;
Ring contraction and selective ring opening of naphthenic molecules for octane number improvement
Keywords: انقباض حلقه; Methylcyclohexane; Ring opening; Ring contraction; Cracking; Gasoline; Octane number; RON; MON; Pt; HY zeolite; Ir/SiO2
Ring contraction of N-chlorolactams, a novel rearrangement
Keywords: انقباض حلقه; N-Chlorolactams; Nitrogen-heterocycles; Photolysis; Rearrangement; Ring contraction;
Synthesis of 1,7-epoxycyclononanes and 1,8-epoxycyclodecanes by β-fragmentation reactions using LTA and I2
Keywords: انقباض حلقه; β-Fragmentation; Lead tetraacetate; Ring contraction; 1,7-Epoxycyclononane; 1,8-Epoxycyclodecane; Radical additions to carbonyl groups;
Evaluation of different reaction strategies for the improvement of cetane number in diesel fuels
Keywords: انقباض حلقه; Cetane number; Neural networks; Aromatics; Diesel; Ring opening; Ring contraction
Computer-aided design of potential anti-HIV-1 non-nucleoside reverse transcriptase inhibitors by contraction of β-ring in TIBO derivatives
Keywords: انقباض حلقه; HIV-1; Reverse transcriptase; TIBO, Docking; Ring contraction; Autodock;