Synthesis of 1,2,3,4-tetrahydroxybenzene (104) using the whole cell
Practical and efficient synthesis of a-Aminophosphonic acids containing 1, 2, 3, 4-Tetrahydroquinoline or 1, 2, 3, 4-Tetrahydroisoquinoline heterocycles
... NO 3 P [M − Br] + ...214.0631. 4. Conclusions The synthesis of α-aminophosphonic acids characterized by a tetrahydroquinoline or tetrahydroisoquinoline heterocycles is ...acid 4, ...
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Synthesis, Antimicrobial, Antioxidant and Molecular Docking Study of Some Novel Bis-1, 2, 4-Triazolo [3, 4-b]-1, 3, 4-Thiadiazoles
... the synthesis of novel series of bis-1,2,4- triazolo[3,4-b]-1,3,4-thiadiazoles starting from aryl sydnones and their antibacterial, antifungal and antioxidant ...
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Synthesis and pharmacological screening of novel 6-methyl-2-oxo-4-substituted-5-(5-phenyl-1, 3, 4-oxadiazole-2yl)-1, 2, 3, 4-tetrahydropyrimidine
... by synthesis of DHPM using substituted aldehydes and conversion of DHPM to the respective hydrazides followed by treatment with phosphorus oxychloride and dichloroethane to yield corresponding substituted ...
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Synthesis and antimicrobial activity of 2 [1 phenyl 3 arylpyrazol 4 yl]benzothiazolines
... solventless synthesis of 2-[1-phenyl-3-arylpyrazol-4-yl]benzothiazolines is ...IR, 1 H NMR, 13 C NMR, mass and elemental ...
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SYNTHESIS OF MONO-SUBSTITUTED AND SIMMETRICALLY 2, 5-DISUBSTITUTED 1, 3, 4-OXADIAZOLES
... Abstract. In recent years 1,3,4-oxadiazoles have received considerable attention due to their wide range of biological activities and practical importance. They form an important class of fi ve-member heterocyclic ...
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Synthesis and Antimicrobial Activity of Some 2-[(4-Substituted-Phenyl-3-Chloro-Azetidin-2-One)-5-(2'-Methylamino-4-Phenyl-1', 3'-Thiazolyl-]-1, 3,4-Thiadiazoles
... the Synthesis of Compounds Preparation of 2-(Ethylaminoacetate)-4-Phenyl- 1,3-Thiazole (1) A mixture of 2-amino-4-phenyl-1,3-thiazole ...K 2 CO 3 ...CaCl 2 , ...
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Synthesis and Antimicrobial activity of Some 1, 3, 4- Oxadiazoles-2-thione and 1, 2, 4-Triazoles Derivatives from Tert-Butyl Carbazate
... the synthesis of several series of heterocyclic compounds and the broad spectrum of biological activities of their cyclized products have been reported 1-4 and aroused our interest in exploring the ...
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Synthesis and Characterization of 2-phenyl-5- (1-phenyl-3-(3, 4, 5-trimethoxyphenyl)-1H-pyrazol- 4-yl) - 1, 3, 4-oxadiazole Scaffolds for Assessing Their Medicinal Potentials
... the synthesis of 2, 5-substituted 1, 3, 4-oxadiazole derivatives (7a-h) is depicted in Scheme 1 which involves four ...acetophenone 1 was treated with phenyl hydrazine ...
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Synthesis and antibacterial screening of some 2 (p substituted benzylidene) 3 (5 propyl 1, 3, 4 thiadiazol 2 yl) thiazolidin 4 ones
... benzylidene)-5-propyl-1, 3, 4-thiadiazole-2-amines Synthesis of 2-amino-5-propyl-1,3,4-thiadiazole was carried out by the reported method ...benzylidene)-5-propyl-1, ...
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Enantioselective synthesis of (S) 1 Boc 3 hydroxypiperidine using enzymes and whole cell biocatalysts
... 100 mg of N-1-Boc-3-piperidone in 100 µL of ethanol and 25 mL of 29 g/L Fluid thioglycolate media pH 7.00 ± 0.5 at 37 o C and 220 rpm. *Based on TLC (ethyl acetate and n-hexane in the ratio of ...
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Synthesis of 2, 5-disubstituted-1, 3, 4-oxadiazole derivatives
... The reaction was monitored by TLC. The reaction was continued till the substituted 2-phenoxyacetohydrazide was consumed completely. Initially, the color of reaction mixture was color less in case of phenol while ...
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Synthesis and Antibacterial Efficacy of 1 (2', 4' Dihydroxyphenyl) 3 Aryl Propane 1, 3 Diones
... method using Baker-Venkataraman rearrangement with NaOH in DMSO [15], despite the use of pyridine having unpleasant odour and not so easy to remove from the reaction ...The ...
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Synthesis and Biological Studies of 1, 2, 3, 4-Tetrahydro Pyrimidine Derivatives
... INTRODUCTION The multicomponent reactions (MCRs) are one of the most important protocols in organic synthesis and medicinal chemistry. The diversity, efficiency and rapid access to small and highly functionalized ...
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Synthesis and antimicrobial activity of 1-(2'',4''-dichlorophenyl)-3-(substituted aryl)-2-propene-1-ones
... According to Claisen-Schmidt condensation a series of eight novel chalcones were synthesised by condensing 2,4-Dichloro acetophenone with various aromatic aldehydes in dilute ethanolic potassium hydroxide solution at ...
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Synthesis of 2[2/-propen-1/-one,3/-(4-hydroxy,3-azophenyl) Phenyl] Pyrroles and 2[2/-propen-1/-one-3/- (3-hydroxy Naphthyl-1-azo) Phenyl] Pyrroles
... Key words: Pyrrole, azo compounds, 4-hydroxy benzaldehyde. A broad spectrum of biological activity is associated with both simple and fused pyrrole and a large number of natural and synthetic compounda containing ...
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SYNTHESIS AND CHARACTERIZATION OF 3 [(5 (2 NITROPHENYL) 1, 3, 4 OXADIAZOL 2 YL) METHYL AMINO] 2 METHYL QUINAZOLIN 4(3H) ONE
... Various novel classes of structurally different quinazolinones have been designed and synthesized depicting potential interventions such as antibacterial, antifungal, antiviral, anticonvulsant, CNS depressant, anti- ...
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Synthesis and Bioevaluation of 4-[(2/4-Chloro-/2, 3-Dichloro-/2/4-Bromo-/2, 4-Dinitro-/4-Nitrophenyl) Anilinomethyl]-6-T-Butyl-2h-1-Benzopyran-2-Ones.
... in 1 ml of acetone was incorporated aseptically into 49 ml aliquotes of sterilized Czapek’s agar cooled at 45 o C after brief ...of 2-3 days old fungal ...
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SYNTHESIS AND ANTIMICROBIAL ACTIVITY OF 1 (4 ARYL 2 THIAZOLYL) – AND 1 (4 ARYL 2 OXAZOLYL) 3, 5 DIARYL Δ2 PYRAZOLINE DERIVATIVES
... nine 1-(4-aryl-2-thiazolyl)-3, 5- diaryl and six of 1- (4- aryl- 2- oxazolyl)-3, 5- diaryl- 2- pyrazolin derivatives were prepared by reacting 3, 5- ...
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Synthesis of substituted 4, 6 diaryl 2 imino diphenyl 6H 1, 3 thiazines
... Department of Chemistry, Bar. R.D.I.K. & N.K.D College Badnera. (M.S) India. ______________________________________________________________________________ ABSTRACT Six different Chalcones I(a)-I(f ) were synthesized by ...
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Synthesis of 1 (2 (4 substitutedphenylamino) imidazo[2,1 b] benzoxazol 3 yl) ethanone
... N-arylation of 9 with 2-chlorobenzoxazol in toluene under reflux conditions gave the corresponding N-substituted isoxazolones10 in medium yield. The rearrangement of N-substituted isoxazolones10, as shown in ...
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