Carbamoyl imines of methyl trifluoropyruvate in cyclocondensation and cycloaddition reactions
Keywords: سیکل کانادایی; Fluorinated heterocycles; Cyclocondensation; Cycloaddition;
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Keywords: سیکل کانادایی; Regioselectivity; DFT calculations; Cyclocondensation; Sulfones; Alterative synthesis
Keywords: سیکل کانادایی; Isotope effect; Tyrosinase; 2-Aminophenol; Mechanism; Cyclocondensation; Kinetics
Keywords: سیکل کانادایی; Cyclocondensation; 1,3-Butadiynes; Furans; Pyrroles; Thiophenes;
Keywords: سیکل کانادایی; Acridine-3-carboxylate; Cyclocondensation; UV absorption studies; Larvicidal activity
Keywords: سیکل کانادایی; Acetazolamide; Tetrahydropyrimidines; Cyclocondensation; Antimicrobial; Cytotoxicity;
Keywords: سیکل کانادایی; Benzoxepinoisoxazolones; Benzoxepinopyrazolones; Cyclocondensation; Anti-mycobacterial activity; Anticancer activity
Keywords: سیکل کانادایی; Pyrazole; Bispyrazoline; Chalcones; Bischalcone; Cyclocondensation
Keywords: سیکل کانادایی; Fluorinated heterocycles; pyrimido[4,5-d]pyrimidines; Cyclocondensation
Cyanoguanidine as a versatile, eco-friendly and inexpensive reagent for the synthesis of 2-aminobenzoxazoles and 2-guanidinobenzoxazoles
Keywords: سیکل کانادایی; 2-Aminobenzoxazole; 2-Guanidinobenzoxazole; Cyclocondensation; Lewis acid activation; JPBLHOJFMBOCAF-UHFFFAOYSA-N; QHVCONQZXJPGQZ-UHFFFAOYSA-N; UHYVXILHAMUPRP-UHFFFAOYSA-N; WQIUYAJFFXBLGX-UHFFFAOYSA-N; QDMXVLGVKMTTIT-UHFFFAOYSA-N; YGCODSQDUUUKIV-UHFFFAOYS
Novel derivatives of 5,6-dimethoxy-1-indanone coupled with substituted pyridine as potential antimicrobial agents
Keywords: سیکل کانادایی; Cyclocondensation; 2-Cyanoacetohydrazide; 2-Arylidenemalononitrile; 1,2-Dihydropyridine;
Brönsted acid-surfactant-combined ionic liquid catalyzed green synthesis of 2-alkyl and 2-arylbenzothiazoles in water: Reusable catalyst and metal-free conditions
Keywords: سیکل کانادایی; Benzothiazoles; Cyclocondensation; BrÃnsted acid-surfactant-combined ionic liquid; Water reaction; Metal-free conditions; Reusable catalyst;
Efficient synthesis and first regioselective C-6 direct arylation of imidazo[2,1-c][1,2,4]triazine scaffold and their evaluation in H2O2-induced oxidative stress
Keywords: سیکل کانادایی; Oxidative stress; Apoptosis; Akt signaling; imidazo[2,1-c][1,2,4]triazines; CH arylation; Regioselective; Cyclocondensation;
Synthesis of 2-arylbenzothiazoles via direct condensation between in situ generated 2-aminothiophenol from disulfide cleavage and carboxylic acids
Keywords: سیکل کانادایی; Phosphorus nucleophiles; Disulfide bond scission; Arylbenzothiazoles synthesis; o-Aminodisulfides; Cyclocondensation;
Synthesis of 2,3-dihydroquinazolin-4(1H)-ones catalyzed by α-chymotrypsin
Keywords: سیکل کانادایی; 2,3-Dihydroquinazolin-4(1H)-ones; α-Chymotrypsin; Cyclocondensation; Biocatalysis; 2-Aminobenzamides;
New tetrahedral boron heterobicycles: Cyclocondensation of phenylboronic acid with β-keto butanoic acid N-acyl hydrazones
Keywords: سیکل کانادایی; 3-Keto-butanoic acid; Boron heterocycles; Cyclocondensation; Phenylboronic acid; Oxazaborines; Oxadiazaboroles;
One-pot multistep synthesis of bipolar carbazolo-phenazines: Hydrogen bond control of Diels-Alder cycloaddition and application for fluoride sensing
Keywords: سیکل کانادایی; Naphthoquinone; Cycloaddition; Dehydroaromatization; Cyclocondensation; Phenazines;
Design and environmentally benign synthesis of novel thiophene appended pyrazole analogues as anti-inflammatory and radical scavenging agents: Crystallographic, in silico modeling, docking and SAR characterization
Keywords: سیکل کانادایی; TBAB; tetrabutylammonium bromide; PTC; phase transfer catalyst; SAR; structureactivity relationship; Green synthesis; Anti-inflammatory; Antioxidant; Chalcone; Cyclocondensation; Phase transfer;
Investigation of pH and substituent effects on the distribution ratio of novel steroidal ring D- and A-fused arylpyrazole regioisomers and evaluation of their cell-growth inhibitory effects in vitro
Keywords: سیکل کانادایی; Antiproliferative effect; Cyclocondensation; Pyrazole; Regioisomers; Steroids;
Synthesis, DFT calculations, electronic structure, electronic absorption spectra, natural bond orbital (NBO) and nonlinear optical (NLO) analysis of the novel 5-methyl-8H-benzo[h]chromeno[2,3-b][1,6] naphthyridine-6(5H),8-dione (MBCND)
Keywords: سیکل کانادایی; TD-DFT; Theoretical investigation; 2-Aminochromone-3-carboxaldehyde; Chromeno[2,3-b]pyridine; Cyclocondensation; UV-spectra; MO-calculation; NBO and NLO analysis;
A facile synthesis of 6-amino-2H, 4H-pyrano[2,3-с]pyrazole-5-carbonitriles in deep eutectic solvent
Keywords: سیکل کانادایی; Choline chloride; Cyclocondensation; DES; One pot; Urea; Pyranopyrazoles
A catalysis study of mesoporous MCM-41 supported Schiff base and CuSO4·5H2O in a highly regioselective synthesis of 4-thiazolidinone derivatives from cyclocondensation of mercaptoacetic acid
Keywords: سیکل کانادایی; MCM-41; Schiff base; Cyclocondensation; Mercaptoacetic acid; Catalysis
An efficient multi-component synthesis of N-1-alkylated 5-nitrouracils from α-amino acids
Keywords: سیکل کانادایی; Multi-component reaction (MCR); Cyclocondensation; 5-Nitrouracil;
2-Bromo-1-(1H-pyrazol-4-yl)ethanone: versatile precursors for novel mono-, bis- and poly{6-(1H-pyrazol-4-yl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazines}
Keywords: سیکل کانادایی; Cyclocondensation; Alkylation; Triazolothiadiazine; Pyrazole;
Synthesis and characterization of poly(2,6-dimethyl-4-phenyl-1,4-dihydropyridinyl)arenes as novel multi-armed molecules
Keywords: سیکل کانادایی; Poly(aldehydes); 3-Aminobut-2-enenitrile; Poly-dihydropyridines; Cyclocondensation; Alkylation;
Base-catalyzed one-step synthesis of 5,7-disubstituted-1,2,4-triazolo[1,5-a]pyrimidines
Keywords: سیکل کانادایی; 1,2,4-Triazolo[1,5-a]pyrimidines; Cyclocondensation; Chalcone; 1,2,4-Triazol-3-amine; Imidazo[1,2-a]pyrimidines;
Practical synthesis of 2,5-disubstituted 1,3-dioxolane-4-ones and highly diastereoselective cis-2,5-disubstituted 1,3-dioxolane-4-ones from α-hydroxy acids catalyzed by N-triflylphosphoramide
Keywords: سیکل کانادایی; 2,5-Disubstituted 1,3-dioxolane-4-ones; Cyclocondensation; Acetalization; Brønsted acid catalyst; N-triflylphosphoramide; Mandelic acid; Lactic acid;
Synthesis of a new tetracyclic ring system: pyrrolotriazepinoquinazolinone derivatives
Keywords: سیکل کانادایی; Cyclocondensation; Hydrogen bond; Nitrogen heterocycles; Pyrrole; Quinazolinones; Triazepines;
In(OTf)3-mediated synthesis of substituted pyridazines
Keywords: سیکل کانادایی; Pyridazines; Cyclocondensation; β-Ketosulfones; Hydrazine;
Regioselective synthesis of polysubstituted 4H-thiopyrans from β-oxodithioesters
Keywords: سیکل کانادایی; 4H-Thiopyrans; β-Oxodithioester; 1,1,3-Trisubstituted prop-2-yn-1-ol; Cyclocondensation; BF3·Et2O; Acid catalysis;
A novel synthesis of new 2-aryl-6-(arylamino)-1H-imidazo[1,2-b]pyrazole-7-carbonitrile derivatives
Keywords: سیکل کانادایی; 1H-Imidazo[1,2-b]pyrazole; Cyclocondensation; 5-Amino-1H-pyrazoles; α-Bromoacetophenones;
Synthesis and antiproliferative activity of RITA and its analogs
Keywords: سیکل کانادایی; Antiproliferative activity; 1,3-Butadiynes; Cyclocondensation; Heterocyclic triads; RITA;
Microwave-assisted synthesis of pyrazolo[1,5-c]quinazolines and their derivatives
Keywords: سیکل کانادایی; Microwave heating; Pyrazolo[1,5-c]quinazolines and their derivatives; Cyclocondensation; Synthesis; Aryl aldehydes;
A facile approach for the synthesis of novel substituted 4H-chromenes and condensation reactions of 4H-chromenes leading to chromenopyrrolones and triazolylchromenopyrrolones
Keywords: سیکل کانادایی; 4H-Chromenes; Cyclocondensation; Chromenopyrrolones; Triazolylchromenopyrrolones; Click reaction;
Synthesis and anticancer activity evaluation of 3,4-mono- and bicyclosubstituted N-(het)aryl trifluoromethyl succinimides
Keywords: سیکل کانادایی; Trifluoromethylmaleic anhydride; Trifluoromethyl succinimides; Fluorinated heterocycles; Cycloaddition; Cyclocondensation; Anticancer activity; Synthesis
Synthesis, crystal structure and biological evaluation of some novel 1,2,4-triazolo[3,4-b]-1,3,4-thiadiazoles and 1,2,4-triazolo[3,4-b]-1,3,4-thiadiazines
Keywords: سیکل کانادایی; Heterocycles; Cyclocondensation; Alkaline phosphatase inhibition; Leishmanias; Lung carcinoma
Microwave-assisted cyclocondensation: a rapid and solvent-free synthesis of 3-benzyl-2H-pyrido[1,2-a]pyrimidin-2-one derivatives
Keywords: سیکل کانادایی; Microwave; Cyclocondensation; Methyl 2-(acetoxy(phenyl)methyl)acrylates; 2-Aminopyridines; Solvent-free; 2H-Pyrido[1,2-a]pyrimidin-2-ones;
New synthesis of 3,5-disubstituted-5H-thiazolo[3,2-a]pyrimidine via ring annulation of 3,4-dihydropyrimidin-2(1H)-thione using alkynyl(aryl)iodonium salts
Keywords: سیکل کانادایی; Biginelli reaction; Thiazolo[3,2-α]pyrimidine; Alkynyl(aryl)iodonium tosylates; Cyclocondensation; Hypervalent iodine;
Supported N-propylsulfamic acid on magnetic nanoparticles used as recoverable and recyclable catalyst for the synthesis of 2,3-dihydroquinazolin-4(1H)-ones in water
Keywords: سیکل کانادایی; Magnetic nanoparticles; N-Propylsulfamic acid; Nanocatalyst; 2,3-Dihydroquinazolin-4(1H)-ones; Cyclocondensation; Anthranilamide
Facile sonochemical synthesis of novel pyrazolyne derivates at ambient conditions
Keywords: سیکل کانادایی; Pyrazolines; Cyclocondensation; Sonication; Chalcones
Stereoselective synthesis of enantiopure N-protected-3-arylpiperazines from keto-esters
Keywords: سیکل کانادایی; Stereoselective ring opening; Cyclocondensation; Lactams; Piperazines; Nitrogen heterocycles; Chiral;
N-Methylpyridinium tosylate catalyzed green and efficient synthesis of some novel 2,4-disubstituted thiazoles and 4-thiazolidinones
Keywords: سیکل کانادایی; 4-Thiazolidinones; Thiazoles; Grinding; Ionic liquid; Cyclocondensation; Thiosemicarbazones
An efficient and simple method for synthesis of 2,2-disubstituted-2H-chromenes by condensation of a phenol with a 1,1-disubstituted propargyl alcohol using BF3·Et2O as the catalyst
Keywords: سیکل کانادایی; 2,2-Disubstituted-2H-chromenes; Phenol; Cyclocondensation; 1,1-Disubstituted propargyl alcohol; BF3·Et2O; Lewis acid catalysis;
Reaction of 2-(trifluoromethyl)chromones with pyridoxal: Formation of 1-benzopyranooxepino- and 1-benzopyranopyranopyridines
Keywords: سیکل کانادایی; Chromones; Pyridoxal hydrochloride; Cyclocondensation; Heterocycles
Microwave-assisted synthesis of fused pyrazolo[3,4-b]pyrazines by the reaction of ortho-aminonitrosopyrazoles and cyclic β-diketones
Keywords: سیکل کانادایی; Pyrazolo[3,4-b]pyrazines; Aminonitrosopyrazoles; Cyclic β-diketones; Cyclocondensation; Microwave;
Synthesis, antitumor, cytotoxic and antioxidant evaluation of some new pyrazolotriazines attached to antipyrine moiety
Keywords: سیکل کانادایی; Iminobutanentirile; Cyclohexane-1,3-dione; Diazonium salt; Cyclocondensation; Antitumor and antioxidant activities
Intermolecular cyclocondensation reaction of 3,4-dihydropyrimidine-2-thione under the Mitsunobu reaction conditions
Keywords: سیکل کانادایی; Mitsunobu reaction; Cyclocondensation; 3,4-Dihydropyrimidine-2-thiones
Baker's yeast catalyzed synthesis of 1,4-benzothiazines, performed under ultrasonication
Keywords: سیکل کانادایی; Baker's yeast, 1,4-Benzothiazine; Ultrasonication; Cyclocondensation; 2-Aminothiophenol;
Synthesis of trifluoromethyl-substituted salicylates by cyclocondensation of 1,3-bis(silyloxy)-1,3-butadienes with 4,4-dimethylthio-1,1,1-trifluorobut-3-en-2-one
Keywords: سیکل کانادایی; 1,3-Bis(silyl enol ethers); 4,4-Dimethylthio-1,1,1-trifluorobut-3-en-2-on; Cyclocondensation; Trifluoromethyl-substituted salicylates; Regioselectivity
An efficient synthesis of benzofuran derivatives under conventional/non-conventional method
Keywords: سیکل کانادایی; [meim]Br/Al2O3; Benzofuran; Cyclocondensation; Conventional; Non-conventional methods