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sulfated polyborate (20) 20
one-pot synthesis (13) 13
chemistry, multidisciplinary (12) 12
chemistry, organic (12) 12
aldehydes (11) 11
sulfates (11) 11
catalysts (10) 10
recyclable catalyst (10) 10
chemistry (9) 9
solvent free (8) 8
acid (7) 7
amines (7) 7
analytical chemistry (7) 7
catalysis (7) 7
chemical synthesis (7) 7
derivatives (7) 7
inorganic chemistry (7) 7
organic chemistry (7) 7
physical chemistry (7) 7
solvent-free conditions (7) 7
highly efficient (6) 6
reusable catalyst (6) 6
solvents (6) 6
chemistry/food science, general (5) 5
reaction time (5) 5
amides (4) 4
catalyst (4) 4
catalytic activity (4) 4
functional groups (4) 4
multicomponent synthesis (4) 4
protocol (4) 4
recyclability (4) 4
theoretical and computational chemistry (4) 4
activated fuller’s earth (3) 3
aldehyde (3) 3
ammonium acetate (3) 3
aqueous-media (3) 3
biochemistry, general (3) 3
condensation (3) 3
facile synthesis (3) 3
heterogeneous catalyst (3) 3
inhibitors (3) 3
ketones (3) 3
nitriles (3) 3
room-temperature (3) 3
solvent-free (3) 3
solvent-free condition (3) 3
1-alkyl-2-naphthols (2) 2
activated fuller's earth (2) 2
activation (2) 2
aldehyd (2) 2
amidoalkyl naphthols (2) 2
aminonitriles (2) 2
animals (2) 2
boric-acid (2) 2
convenient (2) 2
conversion (2) 2
dimedone (2) 2
drugs (2) 2
efficient synthesis (2) 2
environmental aspects (2) 2
environmentally benign (2) 2
free protocol (2) 2
index medicus (2) 2
ionic liquids (2) 2
lösungsmittel (2) 2
mild (2) 2
molecular docking simulation (2) 2
nitrile (2) 2
phenole (2) 2
phenols (2) 2
reaction-time (2) 2
reaktionszeit (2) 2
research (2) 2
silica-gel (2) 2
solvent-free synthesis (2) 2
strecker reaction (2) 2
sulfur (2) 2
tetrazole (2) 2
thioacetamides (2) 2
thioamides (2) 2
trimethylsilyl cyanide (2) 2
1,2,4-triazole (1) 1
1,2-diketone (1) 1
1,5-benzothiazepines (1) 1
1,8-dioxo-octahydroxanthenes (1) 1
1-amidoalkyl-2-naphthols (1) 1
2,3-dihydroquinazolin-4-ones (1) 1
2-diketone (1) 1
3,4-dihydropyrimidin-2-thiones (1) 1
3,4-dihydropyrimidinones (1) 1
3-component condensation (1) 1
3-component synthesis (1) 1
3-methyl-4-arylmethylene-isoxazol-5-ones (1) 1
4,5,6,7-tetrahydro[b]benzothiophene (1) 1
5-substituted 1h-tetrazoles (1) 1
5-substituted-1h-tetrazoles (1) 1
acetamid (1) 1
acetamide (1) 1
activated fullers earth (1) 1
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Monatshefte für Chemie - Chemical Monthly, ISSN 0026-9247, 12/2017, Volume 148, Issue 12, pp. 2091 - 2095
A simple and efficient method for the synthesis of one-pot, three-component thioacetamides via Willgerodt–Kindler reaction was developed using a sulfated... 
Theoretical and Computational Chemistry | Chemistry | Analytical Chemistry | Thioacetamides | Chemistry/Food Science, general | Physical Chemistry | Willgerodt–Kindler reaction | Sulfated polyborate | Recyclable catalyst | Inorganic Chemistry | Solvent-free | Organic Chemistry
Journal Article
Monatshefte für Chemie - Chemical Monthly, ISSN 0026-9247, 11/2018, Volume 149, Issue 11, pp. 1991 - 1997
An efficient and entirely green protocol for preparation of 1-(amido/amino)alkyl-2-naphthols via one-pot multi-component reaction of an aldehyde, 2-naphthol or... 
Theoretical and Computational Chemistry | Chemistry | Analytical Chemistry | Activated Fuller’s earth | Chemistry/Food Science, general | Physical Chemistry | Solvent free | Recyclable catalyst | Amides | 1-(Amido/amino)alkyl-2-naphthols | Inorganic Chemistry | Organic Chemistry
Journal Article
Monatshefte für Chemie - Chemical Monthly, ISSN 0026-9247, 8/2017, Volume 148, Issue 8, pp. 1463 - 1468
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 08/2017, Volume 58, Issue 33, pp. 3256 - 3261
[Display omitted] •Sulfated polyborate catalyzed preparation of substituted isoxazole-5(4H)-ones.•An accelerated procedure under solvent free condition.•Key... 
Hydroxylamine hydrochloride | Isoxazole | Ethyl acetoacetate | Aldehyde | Sulfated polyborate | 3-METHYL-4-ARYLMETHYLENE-ISOXAZOL-5(4H)-ONES | MILD | ACID | ONE-POT SYNTHESIS | AQUEOUS-MEDIA | CHEMISTRY, ORGANIC | INHIBITORS | Sulfates | Aldehydes | Hydroxides
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 03/2017, Volume 58, Issue 12, pp. 1240 - 1244
[Display omitted] •Simple, and efficient method for preparation of 1,4-dihydropyridines.•Less toxic ammonium carbonate used as an ammonia source.•Recyclable... 
Ammonium carbonate | Dihydropyridine | Catalyst | Sulfated polyborate | CHANNEL ANTAGONISTS | ROOM-TEMPERATURE | CHEMISTRY, ORGANIC | AMBIENT-TEMPERATURE | SULFONIC-ACID | IONIC LIQUID | POLYHYDROQUINOLINE DERIVATIVES | DIHYDROPYRIDINES | CONDENSATION | MULTICOMPONENT SYNTHESIS | HETEROGENEOUS CATALYST | Ammonium compounds | Carbonates | Sulfates | Ammonium paratungstate | Ammonia
Journal Article
Monatshefte für Chemie - Chemical Monthly, ISSN 0026-9247, 8/2018, Volume 149, Issue 8, pp. 1453 - 1457
Journal Article
Journal of Chemical Sciences, ISSN 0974-3626, 04/2017, Volume 129, Issue 4, pp. 415 - 420
Rapid, efficient and inexpensive method for synthesis of N-tert-butyl/N-trityl protected amides via Ritter reaction of nitriles with tertiary alcohols in the... 
Ritter reaction | sulfated polyborate | solvent-free condition | N-tert-butyl amide | ACID | ONE-POT SYNTHESIS | CONVERSION | CHEMISTRY, MULTIDISCIPLINARY | SELECTIVE AMIDATION | SOLVENT | ALCOHOLS | REARRANGEMENT | SUBSTITUTED AMIDES | NITRILES | Catalysts | Research | Borates
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 05/2017, Volume 58, Issue 22, p. 2144
Display Omitted 
Sulfates | Nitriles
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 02/2017, Volume 58, Issue 7, p. 694
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 07/2017, Volume 58, Issue 29, pp. 2859 - 2864
[Display omitted] •Sulfated polyborate, efficient catalyst for preparation (un)symmetrical xanthenes.•An accelerated procedure under solvent free... 
Xanthenes | Dimedone | Aldehyde | β-Naphthol | Sulfated polyborate | ONE-POT SYNTHESIS | DYE DERIVATIVES | AQUEOUS-MEDIA | CHEMISTRY, ORGANIC | AROMATIC-ALDEHYDES | HIGHLY EFFICIENT | REUSABLE CATALYST | N-SULFONIC ACID | beta-Naphthol | CONDENSATION | IONIC LIQUIDS | 1,8-DIOXO-OCTAHYDROXANTHENES | Sulfates | Aldehydes
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 11/2017, Volume 58, Issue 45, pp. 4304 - 4307
Journal Article
ISSN 1144-0546, 11/2016, Volume 4, Issue 12, pp. 1412 - 1417
In this report, an efficient high-yield method for the synthesis of 3,4-dihydropyrimidin-2(1 H )-ones/thiones via a three-component Biginelli reaction with... 
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 11/2017, Volume 58, Issue 48, pp. 4496 - 4502
[Display omitted] •Rapid, efficient, solvent-free and environmentally benign synthesis of 1,5-benzodiazepines.•Key advantages are high yields, short reaction... 
Dimedone | Aldehyde | o-Phenylenediamine | Benzodiazepines | Sulfated polyborate | DOMINO REACTIONS | BENZODIAZEPINE DERIVATIVES | ONE-POT SYNTHESIS | ANXIETY | CHEMISTRY, ORGANIC | CYCLOADDITION | NANOPARTICLES | DRUGS | INHIBITORS | 1,5-BENZOTHIAZEPINES | QUINOXALINES | Sulfates | Antianxiety agents | Aldehydes
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 12/2018, Volume 59, Issue 52, pp. 4582 - 4586
[Display omitted] •N-Butyl stannoic acid is economic and commercially available.•This is the first report on repurposing n-Butyl stannoic acid for direct... 
Amines | Carboxylic acids | Direct amidation | n-Butyl stannoic acid | FREE PROTOCOL | CHEMISTRY, ORGANIC | BOND FORMATION | CONVENIENT | SULFATED POLYBORATE | DIRECT AMIDE FORMATION | ACTIVATED FULLERS EARTH | ESTERS | SOLVENT-FREE SYNTHESIS | Amides | Analysis | Organic acids
Journal Article
Arabian Journal of Chemistry, ISSN 1878-5352, 03/2017, Volume 10, Issue 3, pp. 295 - 299
The present work involves synthesis of novel anti-fungal agents containing triazole scaffold. The newly designed compounds were synthesized on the trails of... 
1,2,4-Triazole | Hybrid molecule | Dioxolane | Anti-fungal | DERIVATIVES | CHEMISTRY, MULTIDISCIPLINARY | Drugs | Structure-activity relationship (Pharmacology) | Structure-activity relationships | Triazoles | Antifungal agents | Testing
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 2016, Volume 57, Issue 51, pp. 5815 - 5819
A simple and efficient method for the preparation of 5-aryl 1-H-tetrazoles was developed from various aryl nitriles and sodium azide (NaN ) via [3+2]... 
Activated Fuller's earth | Nitrile | Tetrazole | Catalyst | 5-SUBSTITUTED 1H-TETRAZOLES | COMPLEX | LIQUID | NATURAL KAOLINITIC CLAY | CHEMISTRY, ORGANIC | MEDICINAL CHEMISTRY | MILD | 5-SUBSTITUTED-1H-TETRAZOLES | TETRAZOLE-DERIVATIVES | Environmental aspects | Nitriles | Explosives
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 05/2017, Volume 58, Issue 18, pp. 1778 - 1780
[Display omitted] •Green, economic and scalable synthesis of 3,4-dihydropyrimidin-2(1H)-thiones.•Ammonium thiocyanate was used as a self-promoting reactant in... 
Ammonium thiocyanate | Solvent free | 3,4-Dihydropyrimidin-2(1H)-thiones | Catalyzing free | ACID | BIGINELLI REACTION | CHEMISTRY, ORGANIC | DIHYDROPYRIMIDINONE | CATALYST | EFFICIENT | Resveratrol
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 2011, Volume 52, Issue 38, pp. 4950 - 4953
Copper catalyzed modification of Gomberg–Bachmann–Hey reaction to synthesize symmetrical/unsymmetrical biaryls via diazotization of anilines with p-TSA and... 
Cross coupling | Copper catalyst | Gomberg–Buchmann–Hey reaction | Biaryls | Aryldiazonium tosylate | Gomberg-Buchmann-Hey reaction | SERIES | CHEMISTRY, ORGANIC | CONVENIENT | PALLADIUM NANOPARTICLES | CROSS-COUPLING REACTIONS | PART V | ARYL | WATER | Copper | Tetrahedrons | Solvents | Liquids | Nanostructure | Aniline
Journal Article