Search Results - "Abdi, Sayed H R"
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Asymmetric Aminolytic Kinetic Resolution of Racemic Epoxides Using Recyclable Chiral Polymeric Co(III)-Salen Complexes: A Protocol for Total Utilization of Racemic Epoxide in the Synthesis of (R)‑Naftopidil and (S)‑Propranolol
Published in Journal of organic chemistry (20-09-2013)“…Chiral polymeric Co(III) salen complexes with chiral ((R)/(S)-BINOL, diethyl tartrate) and achiral (piperazine and trigol) linkers with varying stereogenic…”
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2
Oxazoline-Based Organocatalyst for Enantioselective Strecker Reactions: A Protocol for the Synthesis of Levamisole
Published in Chemistry : a European journal (11-10-2013)“…A chiral oxazoline‐based organocatalyst has been found to efficiently catalyze asymmetric Strecker reactions of various aromatic and aliphatic…”
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3
Unravelling a New Class of Chiral Organocatalyst for Asymmetric Ring-Opening Reaction of Meso Epoxides with Anilines
Published in Organic letters (06-06-2014)“…Chiral sulfinamide based organocatalyst 11 was synthesized from readily available starting materials and used for the asymmetric ring-opening (ARO) reaction of…”
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4
Organocatalyzed Enantioselective Allylation of Isatins by Using a Chiral Amino Alcohol Derived Squaramide as Catalyst
Published in European journal of organic chemistry (01-05-2015)“…A series of new squaramide‐based organocatalysts were synthesized from commercially available 3,4‐dimethoxycyclobut‐3‐ene‐1,2‐dione in two steps. A 2.5 mol‐%…”
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5
DNA Binding, Antioxidant Activity, and DNA Damage Protection of Chiral Macrocyclic Mn(III) Salen Complexes
Published in Chirality (New York, N.Y.) (01-12-2012)“…ABSTRACT We are reporting the synthesis, characterization, and calf thymus DNA binding studies of novel chiral macrocyclic Mn(III) salen complexes S‐1, R‐1,…”
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6
Heterogeneous Chiral Copper Complexes of Amino Alcohol for Asymmetric Nitroaldol Reaction
Published in Journal of organic chemistry (17-09-2010)“…Chiral amino alcohols supported on mesoporous silicas were synthesized and evaluated as a new class of chiral ligands in copper-catalyzed nitroaldol reaction…”
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7
Influence of chirality of V(V) Schiff base complexes on DNA, BSA binding and cleavage activity
Published in European journal of medicinal chemistry (01-10-2011)“…New chiral V(V) Schiff base complexes ( S)-[VO(OMe) L] and ( R)-[VO(OMe) L] were synthesized and characterized by microanalysis, infrared (IR), UV–Visible,…”
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8
Small Molecule as a Chiral Organocatalyst for Asymmetric Strecker Reaction
Published in ACS catalysis (06-12-2013)“…A simple and novel chiral amide-based organocatalyst 6 was synthesized from readily available starting materials for the asymmetric Strecker reaction. A…”
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Modified Asymmetric Strecker Reaction of Aldehyde with Secondary Amine: A Protocol for the Synthesis of S‑Clopidogrel (An Antiplatelet Agent)
Published in Journal of organic chemistry (17-08-2012)“…A first approach for catalytic asymmetric Strecker reaction of aldehydes with a secondary amine in the presence of sodium fluoride using hydroquinine as chiral…”
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10
Reusable chiral macrocyclic Mn(III) salen complexes for enantioselective epoxidation of nonfunctionalized alkenes
Published in Journal of catalysis (01-02-2012)“…Chiral macrocyclic Mn(III) salen complexes catalyze the enantioselective epoxidation of nonfunctionalized alkenes with sodium hypochlorite in presence of…”
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11
Asymmetric Hydrocyanation of Nitroolefins Catalyzed by an Aluminum(III) Salen Complex
Published in ChemCatChem (01-09-2014)“…Chiral AlIII salen complexes were synthesized and used as catalysts for the asymmetric hydrocyanation of nitroolefins using 4‐phenylpyridine N‐oxide as an…”
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12
Solvent-free aminolysis of aliphatic and aryloxy epoxides with sulfated zirconia as solid acid catalyst
Published in Applied catalysis. A, General (22-09-2014)“…•Solid sulfated zirconia (SZ) catalysts were prepared by one and two steps methods.•SZ catalysts were calcined at 500, 600 and 700°C temperatures and…”
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Chiral macrocyclic salen Mn(III) complexes catalyzed enantioselective epoxidation of non-functionalized alkenes using NaOCl and urea H₂O₂ as oxidants
Published in Journal of catalysis (03-01-2011)“…Two new chiral Mn(III) macrocyclic salen complexes 1a and 1b were prepared for the enantioselective epoxidation of non-functionalized alkenes. A 5mol% loading…”
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14
Catalysis of Enantioselective Strecker Reaction in the Synthesis of D-Homophenylalanine Using Recyclable, Chiral, Macrocyclic MnIII-Salen Complexes
Published in ChemCatChem (01-06-2013)“…A convenient approach to the asymmetric Strecker reaction was established by synthesizing chiral, mono‐ and dinuclear, macrocyclic MnIII–salen complexes…”
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15
Influence of chirality using Mn(III) salen complexes on DNA binding and antioxidant activity
Published in Organic & biomolecular chemistry (07-10-2010)“…Chiral Mn(iii) salen complexes S-1, R-1, S-2, R-2, S-3 and R-3 derived from the respective chiral salen ligands, viz.,…”
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Macrocyclic Mn(III) salen complexes as recyclable catalyst for oxidative kinetic resolution of secondary alcohols
Published in Applied catalysis. A, General (02-10-2013)“…•Chiral macrocyclic Mn(III) salen complexes with variable linkers were synthesized.•Benzylic and non benzylic alcohols were resolved effectively (up to 99%…”
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Hβ zeolite: An Efficient and Reusable Catalyst for Ring-Opening of Epoxides with Amines Under Microwave Irradiation
Published in Catalysis letters (01-02-2010)“…A solvent-free protocol for the synthesis of β -amino alcohols (Yield, up to 94%) is demonstrated by the ring-opening reactions of meso and terminal epoxides…”
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18
N,N-Dimethylpyridin-4-Amine Mediated Protocol for Cyanoethoxycarbonylation of Aldehydes Under Solvent-Free Conditions
Published in Catalysis letters (01-07-2010)“…N,N-Dimethylpyridin-4-amine (DAMP) (10 mol%) was successfully employed as catalyst for cyanoethoxycarbonylation of aromatic and aliphatic aldehydes at room…”
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Enantiomer self-disproportionation and chiral stationary phase based selective chiral separation of organic compounds
Published in Chirality (New York, N.Y.) (01-04-2011)“…In modern chromatography, chiral stationary phase (CSP) and enantiomer self‐disproportionation (ESD) are new inventions of packing material offer a guarantee…”
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20
Enantioselective phenylacetylene addition to aldehydes and ketones catalyzed by recyclable polymeric Zn(salen) complex
Published in Chirality (New York, N.Y.) (2007)“…New polymeric Zn(salen) complex was employed in the enantioselective phenylacetylene addition to aldehydes and ketones to produce corresponding chiral…”
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