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Synthesis and in vitro antimycobacterial activities of novel 6-substituted-3(2H)-pyridazinone-2-acetyl-2-(substituted/ nonsubstituted acetophenone) hydrazone
3(2H)-Pyridazinone acetophenone hydrazone antimycobacterial activity antitubercular drugs
2011/4/6
The difficulty in managing tuberculosis includes the prolonged duration of the treatment, the emergence of drug resistance, and coinfection with HIV/AIDS. Tuberculosis control requires new drugs that ...
Synthesis and anti-Helicobacter pylori activity of (4-nitro-1-imidazolylmethyl)-1,2,4-triazoles, 1,3,4-thiadiazoles, and 1,3,4-oxadiazoles
4-Nitroimidazole 1,2,4-triazoles 1,3,4-thiadiazoles 1,3,4-oxadiazoles anti-H. pylori activity
2011/4/6
A series of [(4-nitro-1H-imidazol-1-yl)methyl]-1,2,4- triazoles and 1,3,4-thiadiazoles were prepared and evaluated for their activity against sensitive and resistant H. pylori strains. Study of the st...
Synthesis and spectrophotometric determination of acidity constants of 2,3,4,6'-tetrahydroxy-3'-sulfoazobenzene and their use in determination of aluminum
Azo dye acidity constants aluminum spectrophotometric determination
2011/4/6
A novel azo derivative, 2,3,4,6'-tetrahydroxy-3'-sulfoazobenzene (THSA), was synthesized by using pyrogallol. The acid dissociation constants, or Ka values, of THSA were determined by the UV-visible s...
Synthesis and properties of new optically active and organosoluble poly(ester-imide)s containing L-valine moieties in the main chain by direct polycondensation reaction
Poly(ester-imide)s direct polycondensation optically active polymers thermal properties
2011/4/6
New optically active poly(ester-imide)s (PEIs) containing bicyclo[2,2,2]oct-7-ene-2,3,5,6-tetracarboxylic diimide in the main chain were prepared by the reaction of N,N'-(bicyclo[2,2,2]oct-7- ene-2,3,...
Synthesis, crystal structure, and antioxidant properties of novel 1,2,4-triazol-5-ones containing 3,4-dimethoxyphenyl and 3,4-dihydroxyphenyl moiety
Synthesis 1,2,4-triazole-3-one antioxidant activity X-ray
2011/4/6
A series of new 4-(3,4-dimethoxyphenethyl)-5-akyl/aryl-2H- 1,2,4-triazol-3(4H)-ones (3a-g) was obtained by the reaction of ethyl 2-(ethoxy)(alkylidene/arylidene)hydrazinecarboxylate (1) and 2-(3,4-dim...
Synthesis and spectral characterization of a decavanadate/chitosan complex
Chitosan biomaterials vanadium compounds crosslinking
2011/4/6
A decavanadate/chitosan complex was synthesized by crosslinking chitosan with decavanadate anions at a pH of 3. The materials were characterized by Fourier transformed infrared spectroscopy (FT-IR), X...
Synthesis and characterization of novel benzovesamicol analogs
Benzovesamicol ethylenedicysteine vesicular acetylcholine transporter
2011/4/6
Three new racemic vesamicol analogs were successfully prepared in good yields and high purity. All compounds were characterized by both IR and NMR spectroscopy. Compounds (\pm)-5 and (\pm)-6 showed a ...
Synthesis and Properties of Novel Photosensitive Poly(amide-imide)s Containing Chalcone Moiety and Aromatic Diamines in the Main Chain
Chalcone moiety poly(amid-imide)s 4,4'-diamino chalcone 1,3-bis[4,4'-bis(trimellityimido) phenyl]-2-propenone
2010/4/13
Six new poly(amide-imide)s were synthesized by the polycondensation reaction of 1,3-bis[4,4'-bis(trimellityimido) phenyl]-2-propenone (6) with 3,3'-diamino diphenyl sulfone (7a), 4,4'-diamino diphenyl...
One-Step Synthesis of Hyaluronic Acid-Based (Sub)micron Hydrogel Particles: Process Optimization and Preliminary Characterization
Hyaluronic acid (Sub)micron particles Drug delivery Biomaterials Biodegradable polymer Microgel Nanogels
2010/4/16
Hyaluronic acid (HA)-based (sub)micron hydrogel particles were synthesized by crosslinking virgin HA with divinyl sulfone (DVS) in sodium bis(2-ethylhexyl)sulfosuccinate (AOT) reverse micelle systems ...