Volume 4 (2020)
Volume 3 (2019)
Volume 2 (2018)
Volume 1 (2017)
Main Subjects = Organic Chemistry
Number of Articles: 61
1. Nano-N,N,N',N'-tetramethyl-N-(silica-n-propyl)-N'-sulfo-ethane-1,2-diaminium chloride as an efficient and recyclable catalyst for the green synthesis of 3,4‐dihydropyrimidin‐2‐(1H)‐ones/thiones
Articles in Press, Accepted Manuscript, Available Online from 11 February 2020
Abstract
In this work, efficient and high-yielding green synthesis of 3,4‐dihydropyrimidin‐2‐(1H)‐ones and 3,4‐dihydropyrimidin‐2‐(1H)‐thiones was achieved by a one-pot three-component ... Read More
2. Phytochemical studies of Cynodon dactylon (L.) and isolation and characterization of bis(2-ethylheptyl) phthalate from the plant
Articles in Press, Accepted Manuscript, Available Online from 10 March 2020
Abstract
In this study, the phylum Cynodon dactylon was assessed phyto-chemically. The results revealed that the plant had a rich source of phytochemicals as the root of this plant contains ... Read More
3. A greener and sustainable approach towards the synthesis of propargylamine using multicomponent A3-coupling reaction
Articles in Press, Accepted Manuscript, Available Online from 21 June 2020
Abstract
The abundance of toxic contaminated effluents from the pharmaceutical industries and the serious risk of contamination of the aquatic systems combine to provide strong motivating factors ... Read More
4. One-pot conversion of arylamines, DEC and ethylene oxide to oxazolidinones catalyzed by ionic liquids
Articles in Press, Accepted Manuscript, Available Online from 20 September 2020
Abstract
In this work, a simple green synthesis of six oxazolidinones derivatives from the reaction of arylamines, diethyl carbonate, ethylene oxide, and ionic liquids was studied. The prepared ... Read More
5. Rate accelerations in trichloroisocyanuric acid and trichlorotriazine promoted synthesis of 3,4-dihydropyrimidinones/thiones under Vilsmeier-Haack and solvent free conditions
Volume 4, Issue 4 , Autumn 2020, , Pages 457-472
Abstract
In the present study, we have accomplished N,N’-dimethyl formamide (DMF)/trichloroisocyanuric acid and DMF/trichlorotriazine as efficient catalysts for the synthesis of 3,4-dihydropyrimidinones/thiones ... Read More
6. A green one-pot shortcut to light switching Tröger base analogs
Volume 4, Issue 4 , Autumn 2020, , Pages 434-443
Abstract
Optimized desublimation of 2,4-diaminotoluene (4-methylbenzene-1,3-diamine) formed its ultrapure crystals. The collected crystals were analyzed by X-ray crystallography and then directly ... Read More
7. A green synthesis of isoquinolines using Ru(II)/peg-400 as homogeneous recyclable catalyst via C-H/N-N bond activation
Volume 4, Issue 2 , Spring 2020, , Pages 159-172
Abstract
A novel and green synthesis of 1-phenyl isoquinoline derivatives has been developed using [Ru(p-cymene)Cl2]2, as a homogeneous recyclable catalyst, with Cu(OAc)2 and AgSbF6 as oxidant ... Read More
8. A new application of nickel nanoparticles as a heterogeneous catalyst for synthesis of 1-amidoalkyl-2-naphthols according to green chemistry principles
Volume 4, Issue 2 , Spring 2020, , Pages 134-141
Abstract
1-amidoalkyl-2-naphthols were prepared via one-pot multi-component reaction of 2-naphthol, aldehydes, and amides in the presence of nickel nanoparticles as a solid phase acidic catalyst, ... Read More
9. One-pot synthesis of 1-amidoalkyl-2-naphthols catalyzed by nano-graphene oxide under solvent-free conditions
Volume 4, Issue 2 , Spring 2020, , Pages 183-191
Abstract
An efficient and eco-friendly procedure for the synthesis of 1-amidoalkyl-2-naphthols by the one-pot three-component reaction of various aldehydes, 2-naphthol and acetamide catalyzed ... Read More![N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid chloride as a highly effective catalyst for the synthesis of 4H-pyrano[2, 3-c]pyrazoles, α-carbamatoalkyl-β-naphthols and α-amidoalkyl-β-naphthols](data/ajgc/coversheet/471558159911.jpg)
10. N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid chloride as a highly effective catalyst for the synthesis of 4H-pyrano[2, 3-c]pyrazoles, α-carbamatoalkyl-β-naphthols and α-amidoalkyl-β-naphthols
Volume 4, Issue 2 , Spring 2020, , Pages 173-182
Abstract
In this work, N,N,N',N'-tetramethylethylene-diaminium-N,N'-disulfonic acid chloride {[TMEDSA][Cl]2} has been utilized as a highly effective catalyst in order to promote the following ... Read More
11. Green synthesis of new hippuric hydrazones
Volume 4, Issue 2 , Spring 2020, , Pages 142-148
Abstract
Hippuric hydrazones 4–8 were prepared starting from treating the corresponding acid with ethanolic HCl forming the corresponding ester 2. The formed ester was then converted to ethyl ... Read More
12. Oxidative stress and plant deriving antioxidants
Volume 4, Issue 1 , Winter 2020, , Pages 121-133
Abstract
Antioxidant activity is strongly influenced by the amount of total phenolics, natural habitat and the specific growing conditions (climate, soil minerals, humidity external contaminants), ... Read More
13. Lactoperoxidase inhibition by tautomeric propylthiouracils
Volume 4, Issue 1 , Winter 2020, , Pages 1-10
Abstract
Lactoperoxidase (LPO) enzyme inhibition by tautomeric propylthiouracil (PTU) structures have been investigated in this work based on the in silico methodologies. Six possible PTU structures ... Read More
14. Reverse water gas shift reaction over tungsten carbide prepared catalyst from waste date palm fronds at low temperatures reverse water gas shift reaction
Volume 4, Issue 1 , Winter 2020, , Pages 60-74
Abstract
The reverse water gas shift reaction over the prepared tungsten carbide alloy (WC/AC) from date palm fronds catalyst was studied by CO2 hydrogenation, temperature-programmed reduction ... Read More![Saccharin as a new organocatalyzed: a fast, highly efficient and environmentally friendly protocol for synthesis of imidazo[1,2-α]pyridine derivatives via a one-three component reaction](data/ajgc/coversheet/101552244709.jpg)
15. Saccharin as a new organocatalyzed: a fast, highly efficient and environmentally friendly protocol for synthesis of imidazo[1,2-α]pyridine derivatives via a one-three component reaction
Volume 4, Issue 1 , Winter 2020, , Pages 87-97
Abstract
In this research article, we report the synthesis of imidazo[1,2-a]pyridine derivatives through Ugi condensation in the presence of saccharin as an organocatalyst used in a three component ... Read More
16. Polyethylene glycol-bis (N-methylimidazolium) dihydroxide as an efficient and recyclable basic phase-transfer catalyst for the synthesis of 4H-pyran derivatives in aqueous media
Volume 4, Issue 1 , Winter 2020, , Pages 75-86
Abstract
Polyethylene glycol-bis (N-methylimidazolium) dihydroxide, [PEG(mim)2][OH]2, was prepared from the reaction of polyethylene glycol-bis (N-methylimidazolium) dibromide and sodium hydroxide ... Read More
17. Synthesis of a new Ag supported on hydroxyapatite-core-shell-γ-Fe2O3 nanoparticles (γ-Fe2O3@HAp-Ag NPs) and its application as a Lewis acid catalyst in the preparation of β-azidoalcohols and β-thiocyanohydrins from epoxides
Volume 4, Issue 1 , Winter 2020, , Pages 51-59
Abstract
In this study, we synthesized Ag supported on hydroxyapatite-core-shell-γ-Fe2O3 nanoparticles (γ-Fe2O3@HAp-Ag NPs) as a new, lewis acid, and reusable heterogeneous nancatalyst. ... Read More
18. Synthesis and anti-microbial activities of azomethine and aminomethyl phenol derivatives
Volume 3, Issue 4 , Autumn 2019, , Pages 508-517
Abstract
A series of azomethine and aminomethyl phenol derivatives has been synthesized and characterized by mass, IR, and NMR spectral techniques.In vitro antimicrobial activities of all these ... Read More
19. Imidazole mediated synthesis of spirooxindoles in water using isatin as a privileged scaffold
Volume 3, Issue 4 , Autumn 2019, , Pages 470-482
Abstract
This work describes the synthesis of complex small molecules spirooxindoles using imidazole as an efficient organocatalyst. The three components coupling reactions of isatin, malononitrile ... Read More
20. Solvent-free synthesis for imidazole-1-yl-acetic acid hydrochloride: an intermediate for zoledronic acid
Volume 3, Issue 4 , Autumn 2019, , Pages 483-491
Abstract
A convenient and environmentally-friendly protocol for the preparation of imidazol-1-yl-acetic acid hydrochloride is described via solvent-free N-alkylation of imidazole by tert-butyl ... Read More![Facile ionic liquid-mediated, multi component synthesis of dihydro-1H-furo[2,3-c]pyrazoles](data/ajgc/coversheet/861542217148.jpg)
21. Facile ionic liquid-mediated, multi component synthesis of dihydro-1H-furo[2,3-c]pyrazoles
Volume 3, Issue 3 , July and August 2019, , Pages 306-321
Abstract
A facile, convenient, efficient, and high-yielding diastereoselective synthesis of a novel fused dihydro-1H-furo[2,3-c]pyrazole by a one-pot four-component reaction of β-keto ester, ... Read More
22. Identification and characterization of diterpenes from ethyl acetate fraction of stem barks of Boswellia papyrifera (del) hochst, sudanese medicinal plant
Volume 3, Issue 3 , July and August 2019, , Pages 322-335
Abstract
In this study, the diterpen compounds present in the ethyl acetate fraction of stem bark of Boswellia papyrifera grown in Sudan were investigated using gas chromatography-mass spectrometry ... Read More
23. Rapid access of some rare chiral azides from sterically hindered alcohols by green chemistry protocol
Volume 3, Issue 3 , July and August 2019, , Pages 336-344
Abstract
Azides are the precursors of two important derivatives in synthetic organic chemistry. Achiral amines are not as demandable as that of chiral ones. Chiral amines and diamines have versatile ... Read More
24. Green oxidation reactions by graphene oxide-based catalyst with aqueous hydrogen peroxide
Volume 3, Issue 3 , July and August 2019, , Pages 366-381
Abstract
This study reports the synthesis, characterization and catalytic properties of a novel supported catalyst on the basis of nickel acetate hydrate (NiOAC) immobilized on graphene oxide ... Read More![Benign synthesis of 5-substituted 1H-tetrazoles via [3+2] cycloaddition of nitriles and sodium azide employing SO3H-carbon as an efficient heterogeneous catalyst](data/ajgc/coversheet/401535357364.jpg)
25. Benign synthesis of 5-substituted 1H-tetrazoles via [3+2] cycloaddition of nitriles and sodium azide employing SO3H-carbon as an efficient heterogeneous catalyst
Volume 3, Issue 2 , Spring 2019, , Pages 125-136