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chemistry, multidisciplinary (8) 8
derivatives (7) 7
catalysis (6) 6
chemistry, organic (6) 6
nanoparticles (5) 5
catalyst (4) 4
chemical synthesis (4) 4
chemistry (4) 4
magnetic nanoparticles (4) 4
one-pot synthesis (4) 4
recyclability (4) 4
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catalysts (3) 3
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resveratrol (3) 3
synthesis (3) 3
acetates (2) 2
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calcium-channel blockers (2) 2
chemical properties (2) 2
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efficient (2) 2
efficient synthesis (2) 2
green chemistry (2) 2
indole (2) 2
ketones (2) 2
one pot multicomponent reaction (2) 2
organic chemistry (2) 2
quinoline (2) 2
ring closure reactions, annulation reactions (2) 2
water (2) 2
1,3-cyclohexanedione (1) 1
2,3-dihydroquinazolin-4-ones (1) 1
2-arylbenzimidazoles (1) 1
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anthranilamide (1) 1
antihypertensive activity (1) 1
antimicrobial (1) 1
aqueous-media (1) 1
aromatic compounds (1) 1
aryl halides (1) 1
arylation (1) 1
asymmetric 1,3-dipolar cycloadditions (1) 1
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b3lyp (1) 1
bakers' yeast (1) 1
benign (1) 1
benzodiazepines (1) 1
bewegungsstudie (1) 1
biginelli dihydropyrimidine synthesis (1) 1
biginelli reaction (1) 1
biodegradability (1) 1
biodegradation (1) 1
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chromene (1) 1
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ARKIVOC, ISSN 1551-7004, 2018, Volume 2018, Issue 6, pp. 272 - 313
This article presents a summary of the uses of the various organo-nanocatalysts in organic synthesis that have been reported in the literature. A key feature... 
CHEMISTRY, ORGANIC | organic compounds | magnetic nanoparticles | Organo-nanocatalysts | green chemistry | recyclability
Journal Article
ISSN 1144-0546, 6/2018, Volume 42, Issue 12, pp. 9436 - 9442
... medium† Geetmani Singh Nongthombam, ‡ ab George Kupar Kharmawlong,‡ a John Elisa Kumar c and Rishanlang Nongkhlaw * a Herein, a highly efficient and environmentally... 
Journal Article
Green chemistry : an international journal and green chemistry resource : GC, ISSN 1463-9262, 2016, Volume 18, Issue 15, pp. 4216 - 4227
Vitamin B functionalised nano-ferrites: an organo-nanocatalyst for the synthesis of various spiro derivatives. A novel class of organo-nanocatalysts was... 
GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY | BENIGN | ASYMMETRIC 1,3-DIPOLAR CYCLOADDITIONS | FRAMEWORK | CATALYST | MAGNETIC NANOPARTICLES | ENANTIOSELECTIVE CONSTRUCTION | CHEMISTRY, MULTIDISCIPLINARY | WATER | SPIROOXINDOLES | Oxygen | Synthesis | Catalysts | Hydrochlorides | Reaction kinetics | Catalysis | Nitrogen | Thiamine
Journal Article
ISSN 1463-9262, 7/2016, Volume 18, Issue 15, pp. 4216 - 4227
A novel class of organo-nanocatalysts was fabricated by encapsulating magnetic Fe 2 O 3 @SiO 2 nanoparticles with thiamine hydrochloride. Its catalytic... 
Journal Article
ISSN 1144-0546, 5/2015, Volume 39, Issue 5, pp. 398 - 3915
... derivatives† Nongthombam Geetmani Singh, a Rammamorthy Nagarajaprakash, b Jims World Star Rani, a Chingrishon Kathing, a Ridaphun Nongrum a and Rishanlang Nongkhlaw... 
Journal Article
Green chemistry letters and reviews, ISSN 1751-7192, 2014, Volume 7, Issue 2, pp. 137 - 144
A green protocol for one-pot synthesis of pharmacologically important indolyl chromenes and bis(indolyl)alkanes was achieved using Saccharomyces cerevisiae... 
Michael addition | indole | bakers' yeast | chromene | Knoevenagel condensation | KETONES | ASYMMETRIC REDUCTION | CHEMISTRY | DERIVATIVES | CHEMISTRY, MULTIDISCIPLINARY | REDUCTIVE C-ALKYLATION
Journal Article
Journal of the Chinese Chemical Society, ISSN 0009-4536, 04/2015, Volume 62, Issue 4, pp. 321 - 327
A green and facile method for the alkylation of indole/substituted indole in water using a phase Transfer catalyst (Triethylbenzylammonium Chloride, TEBA) to... 
Triethylbenzylammonium chloride | Water | Microwave | Bis‐indolylmethanes | Indoles | Bis-indolylmethanes | ORGANIC-REACTIONS | CHEMISTRY | CHEMISTRY, MULTIDISCIPLINARY | Methane | Comparative analysis
Journal Article
Journal of the Chinese Chemical Society, ISSN 0009-4536, 11/2014, Volume 61, Issue 11, pp. 1254 - 1258
A solvent‐free synthesis of 3,4‐dihydropyrimidin‐2(1H)‐ones from aromatic aldehydes, β‐keto ester/acetyl acetone and urea catalysed by cupric acetate under... 
Cupric acetate | Solvent‐free | Dihydropyrimidinones | Solvent-free | REVISION | CONDENSATION REACTION | BIGINELLI REACTION | EFFICIENT SYNTHESIS | 3-COMPONENT | CALCIUM-CHANNEL BLOCKERS | ACID-ESTERS | DERIVATIVES | CHEMISTRY, MULTIDISCIPLINARY | Urea | Aldehydes | Acetates | Resveratrol
Journal Article
Synthetic communications, ISSN 0039-7911, 2018, Volume 48, Issue 5, pp. 541 - 552
The potential of glutathione as a catalyst for carbon-oxygen ring cyclization was investigated experimentally as well as computationally. The glutathione... 
indolo-xanthene | indolyl-chromene | pyrimido-quinoline | B3LYP | SPION@glutathione | DENSITY | NANOPARTICLES | ONE-POT SYNTHESIS | ORGANOCATALYSIS | CHEMISTRY, ORGANIC | MEDIA | DERIVATIVES
Journal Article
11/2016, Volume 6, Issue 11, pp. 18384 - 18392
... Geetmani Singh Nongthombam, b Mattilang Kharkongor, c Jims World Star Rani, b Noimur Rahman, b Chingrishon Kathing, b Bekington Myrboh b and Rishanlang Nongkhlaw * b... 
Journal Article
NEW JOURNAL OF CHEMISTRY, ISSN 1144-0546, 06/2018, Volume 42, Issue 12, pp. 9436 - 9442
Herein, a highly efficient and environmentally benign protocol for the synthesis of biologically important pyrimido[4,5-b]quinolinone-2,4-diones from aromatic... 
VISIBLE-LIGHT | FINE CHEMICALS | L-PROLINE | 3-COMPONENT REACTION | GREEN CHEMISTRY | REGIOSELECTIVE SYNTHESIS | EFFICIENT SYNTHESIS | TREATED SOLUTIONS | DERIVATIVES | CHEMISTRY, MULTIDISCIPLINARY | PHOTOREDOX CATALYSIS | Organic chemistry | Diketones | Amines | Aromatic compounds | Quinoline | Glycerol | Chemical synthesis
Journal Article
Journal of heterocyclic chemistry, ISSN 1943-5193, 2019, Volume 56, Issue 10, pp. 2873. - 2883
The development of a metal‐free protocol for transformations in organic synthesis offers a significant potential environmental benefit. This article reports... 
MILD | NANOPARTICLES | ONE-POT SYNTHESIS | CHEMISTRY, ORGANIC | HIGHLY EFFICIENT SYNTHESIS | CATALYST | 2-ARYLBENZIMIDAZOLES | BENZODIAZEPINES | DERIVATIVES | 2-SUBSTITUTED BENZIMIDAZOLES | SCAFFOLD
Journal Article
Orbital : The Electronic Journal of Chemistry, 03/2011, Volume 2, Issue 3, pp. 263 - 270
Novel hexahydroquinazolin-5(6H)-ones 3a-j have been synthesized in good yields by the reaction of enaminones 2a-b with primary amines and formaldehyde under... 
1,3-cyclohexanedione | enaminone | dimedone | hexahydroquinazolin-5(6h)-ones | bis-hexahydroquinazolin-5(6h)-ones
Journal Article
New journal of chemistry, ISSN 1369-9261, 2018, Volume 42, Issue 12, pp. 9436 - 9442
Herein, a highly efficient and environmentally benign protocol for the synthesis of biologically important pyrimido[4,5- ]quinolinone-2,4-diones from aromatic... 
Journal Article
RSC advances, ISSN 2046-2069, 2016, Volume 6, Issue 110, pp. 108384 - 108392
Organocatalyst crafted on silica supported ferrite nanoparticle (Fe O @SiO @VB ) for 4 -benzo[ ]pyrans synthesis. An efficient, one-pot synthesis of benzo[... 
THIAMINE HYDROCHLORIDE | REUSABLE CATALYST | NANOPARTICLES | FE3O4 | ACID | SOLVENT-FREE CONDITIONS | VERSATILE CATALYST | ONE-POT SYNTHESIS | AQUEOUS-MEDIA | AMBIENT-TEMPERATURE | CHEMISTRY, MULTIDISCIPLINARY | Chlorpyrifos | Retarding | Vitamin B1 | Synthesis (chemistry) | Synthesis | Nanostructure | Derivatives | Ultrasound
Journal Article
Journal of Heterocyclic Chemistry, ISSN 0022-152X, 03/2017, Volume 54, Issue 2, pp. 1486 - 1491
This work presents a microwave assisted solvent‐free synthesis of N,N′‐dialkyl‐4‐aryl‐3,4‐dihydropyrimidinones/thiones in the presence of Ceric Ammonium... 
BIGINELLI DIHYDROPYRIMIDINE SYNTHESIS | HETEROCYCLES | CHEMISTRY | CHEMISTRY, ORGANIC | CONDENSATION | GENERATION | CALCIUM-CHANNEL BLOCKERS | ACID-ESTERS | Ammonium nitrate | Cytokinins | Resveratrol
Journal Article
Synthetic communications, ISSN 1532-2432, 2019, Volume 49, Issue 20, pp. 2683 - 2695
A facile and highly efficient one-pot synthesis of 2,3-dihydroquinazolin-4(1H)-ones derivatives has been developed by the condensation of anthranilamide with... 
anthranilamide | 2,3-Dihydroquinazolin-4(1H)-ones | chlorosulfonic acid | functionalized organo-nanocatalyst | magnetic nanocatalyst | 3-Dihydroquinazolin-4(1H)-ones | N-SULFONIC ACID | CHEMISTRY, ORGANIC | IONIC LIQUID | CATALYST | FACILE | DERIVATIVES | PROLINE
Journal Article
ChemistrySelect (Weinheim), ISSN 2365-6549, 07/2020, Volume 5, Issue 25, pp. 7474 - 7481
Spirooxindole derivatives have been efficiently synthesized via a three‐component reaction consisting of isatin, malononitrile/ pyrazole and various... 
Spirooxindole | Anthelmintic Activities | Fluorinated Graphene Oxide Heterocylces | Molecular docking
Journal Article
ChemistrySelect, ISSN 2365-6549, 11/2019, Volume 4, Issue 42, pp. 12399 - 12408
A novel, eco‐friendly super paramagnetic organo‐nano catalyst was fabricated by encapsulating ferrite@silica (Fe3O4@SiO2) nanoparticles with l‐Glutamine. The... 
Antimicrobial | One Pot Multicomponent reaction | Spirooxoindoles | Magnetic Nanoparticles | Organo-Nanocatalyst
Journal Article
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