Substituted Aldehydes
![SYNTHESIS OF PHENYL 1H-INDAZOLO [1,2-b] PHTHALAZINE TRIONE DERIVATIVES WITH THEIR BIOLOGICAL EVALUATIONSunil S. Choudhare, Gopinath S. Khansole , and Vijay N. Bhosale*DOWNLOAD/VIEW](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==)
SYNTHESIS OF PHENYL 1H-INDAZOLO [1,2-b] PHTHALAZINE TRIONE DERIVATIVES WITH THEIR BIOLOGICAL EVALUATIONSunil S. Choudhare, Gopinath S. Khansole , and Vijay N. Bhosale*DOWNLOAD/VIEW
... attention towards the 13-substituted derivatives of 2,3,4,13-tetrahydr-13-phenyl-3,3-dimethyl-1H- indazolo [1,2-b] phthalazine-1,6,11-trione (5a-e) using one pot four component reaction of Phthalic anhydride (1), ...
8
Silica Sodium Carbonate as a Green and Heterogenous Catalyst for the One Pot Solid State Synthesis of Bis(indolyl)methanes
... This communication describes Silica sodium carbonate mediated efficient eco- friendly and rapid synthesis of bis(indolyl)methanes from indole and substituted aldehydes in excellent yield at room temperature ...
6
SYNTHESIS AND ASSESSMENT OF SOME NOVEL THIOPHENE AS POTENTIAL ANTIMICROBIAL SUBORDINATES
... reactant measure of ZnCl2 yielded novel thiophene subordinates (KM1-KM4). The essential basic distinction inside of this arrangement includes the way of different substituted aldehydes. Combined mixes were ...
8
Polyethylene glycol (PEG 400) as an efficient and recyclable reaction media for one pot synthesis of simple and straight forward synthesis of 2,4 substituted quinazolines in catalyst free conditions
... with substituted aldehydes and 2 ‐ amino acetophenone/2 ‐ amino benzophenones and the results are presented in Table 1and ...of aldehydes underwent smooth condensation with 2 ‐ amino acetophenone/2 ‐ ...
8
Synthesis of Dihydroquinoline Derivatives Using Biodegradable Cellulose Sulfuric Acid as a Solid Acid Catalyst
... several substituted aldehydes, malanonitrile, 2-naphthol and ammonium acetate in presence of cellulose sulfuric acid as a catalyst using mortar and pestle; the results are shown in Table ...aromatic ...
8
Design, Synthesis, Characterization and Anticancer properties of novel derivatives of 1-[2-(Aryl substituted)-5- (4'-methoxy-biphenyl-4-yl)-[1, 3, 4] oxadiazole-3-yl]- ethanone
... various substituted aldehydes a-f in presence of a catalytic amount of acetic acid, obtained a series of novel Schiff base derivatives ...1-[2-(Aryl substituted)-5-(4'-methoxy-biphenyl-4-yl)- [1, 3, ...
5
Synthesis, Spectral Evaluation and Potential Antimicrobial Screening of some Substituted Thiosemicarbazides and Substituted Thiosemicarbazones Under Microwave Irradiation and Classical Heating
... A mixture of (2a,2b; 0.001 mole), substituted aldehydes and ketone (0.001 mole)in (20 ml) of absolute ethanol with few drops of glacial acetic acid, reaction mixture was refluxed for 3- hours, the solid ...
6
NATURAL ACID CATALYSED SYNTHESIS OF SCHIFF’S BASES FROM 1 (1 PHENYL ETHYLIDENE) SEMICARBAZIDE
... MATERIALS AND METHODS: A mixture of Acetophenone (A) and semicarbazide hydrochloride (B) was taken in iodine flask Using water as a solvent followed by the catalyst sodium acetate to the reaction, with shaking it for 10 ...
5
Water Mediated One Pot Synthesis of pyrazolo[1,5-a] Pyrimidine Derivatives and their Antimicrobial Activity Dr. Jayesh Babariya 1, Dr. Yogesh T. Naliapara2
... of substituted triazolopyrimidine derivatives in moderate to good ...various substituted aldehydes with 1-(3,4- dimethoxyphenyl)-4,4,4-trifluorobutane-1,3-dione as active methylene compound and ...
10
Synthesis, Characterisation and Anti-inflammatory Activity of some Novel Quinazolin-4-(3h)-one Analogues
... The quinazoline moieties are already known for the different pharmacological activities. Here we fused the two moieties (Aryl amines and aromatic substituted aldehydes) to quinazoline with the view to get ...
7
Facile and Efficient Method for Synthesis of Benzimidazole Derivatives Catalyzed by Zinc Triflate
... different substituted aldehydes have been investigated in Table 3 and it was observed that aldehydes bearing both electron donating and elec- tron with drawing substituents gave the desired benzimi- ...
5
Facile Synthesis of Bis Trifluoromethyl 1,8 Dioxo Octahydroxanthene Derivatives
... Xanthene and Xanthenediones are structural components of several bioactive and semi-synthetic molecules. This work described an expeditious synthesis of novel and hitherto unreported bis-trifluoromethyl xanthene dione ...
9
Synthesis of 2, 4, 6-Triaryl Pyridines under Solvent Free Condition
... Multiaryl substituted pyridine derivatives are recently reported as electron transport materials 2 ...highly substituted pyridine derivatives, like 2-amino-4-aryl-3,5-dicyano-6- sulfanylpyridines have ...
6
SYNTHESIS, CHARACTERIZATION AND BIOLOGICAL EVALUATION OF SOME NEW CHALCONES
... Substituted chalcones (1-6) were prepared by reacting 4-methoxy acetophenone with the corresponding substituted aromatic aldehydes in the presence of methanolic potassium hydroxide at room ...
5
Nano-SbCl5/SiO2 as an Efficient Catalyst for One-Pot Synthesis of 2, 4, 5-Trisubstituted Imidazoles Under Solvent- Free Condition
... synthesis of 2, 4, 5-trisubstituted imidazoles by means of a multi-component condensation of an aldehydes, benzil and ammonium acetate in one pot. This method is applicable to a wide range of substrates, including ...
6
HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY FOR DETERMINATION OF AROMATIC ALDEHYDES IN WINE DISTILLATES
... aromatic aldehydes and acids extracted by wine distillate from oak wood, on a special chromatographic column, and then to determine them ...aromatic aldehydes and their predecessors - the aromatic acids and ...
5
Volatile aldehydes in libraries and archives
... Moreover, some of the identified VOCs (aldehydes and organic acids) could potentially lead to accelerated degradation of collection materials (Dupont and Tétreault, 2000) if the air exchange rate is not sufficient ...
19
A Facile synthesis of substituted quinolines by NaH mediated benzylic C H functionalization of methyl aza arenes and nucleophilic addition to aromatic aldehydes
... of substituted methyl quinolines (13, 1mmol) and NaH (1mmol) in dry THF (10 mL) was stirred for 30 min below room ...aromatic aldehydes (14a-k, 1mmol) were added drop wise and the reaction mixture was ...
8
Determination of Stability Constant of Transition Metal Complexes with Schiffs Base Ligands Derived from Heterocyclic Aldehydes and Substituted Aromatic Amines
... Stability constant value of bivalent transition metals with ligand derived from heterocyclic aldehyde and substituted amine have been determined. Ligand was synthesized by the simple condensation reaction of ...
13
Conventional and greener approach for the synthesis of some pharmacologically active derivatives of thiazolidines substituted with indolo [2,3 b]quinoxalines
... ppm as the double doublet signal as they are diastereotopic protons hence couples with each other and splits the signals of each other to show doublet of doublet and singlet signal at δ 6.12 ppm for CH (SCHN). Different ...
5