Search
Search Results
-
Purification of Phenol and Chloroform from Impurity Components by Extractive Rectification
The article is devoted to develo** the technology of phenol and chloroform purification from impurity components. Extractive rectification with...
-
Anhydrous proton conduction in protic ionic liquid crystals formed by 1-alkyl-3H-imidazolium hydrogen sulfates
Dynamic self-assembly of liquid crystals favors the formation of hydrogen bond networks essential for anhydrous proton conduction. To endow liquid...
-
Synthesis of New Furan-2(5H)-one Derivatives Containing a 4-Oxothiazolidine Ring
AbstractThiosemicarbazones derived from 3-acetylfuran-2(5 H )-ones reacted with diethyl acetylenedicarboxylate in anhydrous ethanol, as well as with...
-
Recyclization of 5-Substituted 4-(2,2,2-Trichloroacetyl)furan-2,3-diones with (Het)Arenecarbohydrazides
AbstractThe reaction of 5-substituted 4-(2,2,2-trichloroacetyl)furan-2,3-diones with substituted benzohydrazides, thiophene-2-carbohydrazide, or...
-
Synthesis of diallyl acetals from allyl alcohol and paraformaldehyde or 1,3,5-trioxanes
The solvent-free reaction of 1,3,5-trioxane or paraldehyde with allyl alcohol under mild conditions afforded diallyloxymethane and...
-
Synthesis of Cocrystals of Betulin with Suberic Acid and Study of Their Properties
Abstract—Betulin and its derivatives belonging to the series of lupane triterpenoids attract a great interest due to a wide spectrum of biological...
-
Synthesis of Methyl 2-O-Benzoyl-3,5-di-O-benzyl-α-L-talofuranoside
AbstractMethyl 2- O -benzoyl-3,5-di- O -benzyl-α-L-talofuranoside was synthesized from methyl 3,5-di- O -benzyl-1,2- O -isopropylidene-α-L-talofuranoside...
-
RNA Isolation by the Guanidinium-Acid-Phenol Method
Isolation of RNA by the guanidinium-acid-phenol method is the most commonly used and preferred method in molecular biology. This procedure is also...
-
Bioefficacy of ursolic acid and its derivatives isolated from Catharanthus roseus (L) G. Don leaf against Aedes aegypti, Culex quinquefasciatus, and Anopheles stephensi larvae
The aim of the present study was to identify the active principle from Catharanthus roseus leaf using larvicidal bioassay against three mosquito...
-
Synthesis and Properties of 4-{4-[Tris(4-octyloxyphenyl)methyl]phenoxy}phthalonitrile and Copper, Nickel, and Cobalt Phthalocyaninates on Its Basis
AbstractFor the synthesis of 4-{4-[tris(4-octyloxyphenyl)methyl]phenoxy}phthalonitrile, a method was proposed which involves O-alkylation of phenol...
-
New pyrazine-based π-conjugated polymer for dopant-free perovskite solar cell
The polymer was engineered and synthesized for the fabrication of perovskite solar cells (PSCs). Pyrazine-based polymer is used as a hole transport...
-
Synthesis and Thermal Stability of Manganese(III) Acetylacetonate
AbstractThe dependence of the stability of Mn(C 5 H 7 O 2 ) 3 modifications on the properties of the solvent chosen for recrystallization is considered....
-
Sample Preparation from Plant Tissue for Gas Chromatography–Mass Spectrometry (GC-MS)we
Metabolites are intermediate products formed during metabolism. Metabolites play different roles, including providing energy, supporting structure,...
-
A General Approach for Synthesis of Circularly Assembled Supramolecular Polymers by Means of Region-confined Amphiphilic Supramolecular Polymerization
T opological supramolecular polymers are responsible for design of innovative materials with unique physical properties but remain a challenging task...
-
Synthesis and Spectral Properties of Octa-Substituted Phthalocyanines with 2,4,5-Trichlorophenol Moieties
AbstractUsing the nitrile method of heating 4,5-di(2,4,5-trichlorophenoxy)phthalonitrile with magnesium and zinc acetates, and also aluminum and...
-
Lighting Up Fluorescence: Precise Recognition of Halogenated Solvents Through Effective Fluorescence Detection Using Chalcone Derivatives as a D-A-D-A-type Fluorescent Chemosensor
In this paper, we report a D-A-D-A-type fluorescence sensor, FX , composed of triphenylamine and pyrazine units as electron donors, pyridine units,...
-
Hydrothermal Synthesis of a Novel One-dimensional Cadmium-based Coordination Polymer for Effective Detection of Hazardous Chemicals
A novel one-dimensional coordination polymer, named as {[Cd(ipa)(Hpzp)(H 2 O)]·2H 2 O} n ( Cd-CP ), (where ipa = isophthalic acid,...
-
Carotenoid Extraction from Plant Tissues
Carotenoids are the natural pigments available in nature and exhibit different colors such as yellow, red, and orange. These are a class of...
-
Solvent-Dependent Fluorescence Behavior and Water Detection Sensor Application of Visible Light-Emitting Fluorenone Derivative
The Sonogashira coupling reaction was used to synthesize a fluorenone derivative, with an extended conjugated structure to which fluorene is...
