Results 31 to 40 of about 653,033 (326)

1-(Pyrrolidin-1-yl)ethan-1-iminium chloride

open access: yesIUCrData, 2023
The title compound, C6H13N2+·Cl−, is as an amidinium salt that was isolated as unexpected product from the reaction between acetonitrile, chloroform and pyrrolidine under refluxing conditions.
Rylan Artis   +2 more
doaj   +1 more source

Study of the antibacterial activity of total extract and Petroleum ether, chloroform, ethyl acetate and aqueous fractions of aerial parts of heliotropium bacciferum against staphylococcus aureus, Bacillus cereus, Pseudomonas aeruginosa, E.coli, Salmonella enteritidis [PDF]

open access: yes, 2014
Heliotropium bacciferum is One of the plants belonging to the family Boraginaceae , which is Restricted distribution in the south of Iran. It is used for Hypotension, fever, stomach ulcers in traditional medicine. In this study, the antibacterial effects
Asgarpanah, J.   +5 more
core   +1 more source

Spectroscopic Study of the Interaction Between TCNQ and Cryptand 222 in Chloroform Solution [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2005
The interaction between 4, 7, 13, 16, 21, 24 - hexaoxa-1,10 - diazabicyclo [8.8.8] hexacosane (C222) and 7,7,8,8- teracyanoquinodimethane (TCNQ) has been studied in chloroform at 25°C. The results indicate a two step mechanism.
Hamid Reza Pouretedal, Abolfazl Semnani
doaj  

In situ analysis of solvent/nonsolvent exchange and phase separation processes during the membrane formation of polylactides [PDF]

open access: yes, 1996
Membrane formation of polylactides has been studied using in situ analysis techniques. An experimental method based on the use of dark ground optics and reflected light illumination is used to monitor the mass transfer and phase separation dynamics ...
Berg, J.W.A. van den   +4 more
core   +3 more sources

Antimicrobial, antimycobacterial and antibiofilm properties of Couroupita guianensis Aubl. fruit extract [PDF]

open access: yes, 2012
BACKGROUND: Couroupita guianensis Aubl. (Lecythidaceae) is commonly called Ayahuma and the Cannonball tree. It is distributed in the tropical regions of northern South America and Southern Caribbean. It has several medicinal properties.
Chandrasekar Balachandran   +7 more
core   +1 more source

Comparative Antibacterial Activity of Acacia Nilotica Wild. Leaves Extracts Against Multi Drug Resistant Bacteria

open access: yesUMYU Journal of Microbiology Research, 2018
Antibiotic resistance among bacteria is becoming a major problem in the treatment of many infections. Hence, there is need to find a potential alternative way of curing disease, this includes the use of medicinal plants in overcoming the antibiotic ...
Manga, S.S., Isah, M., Danlami, M.B.
doaj   +1 more source

The First Molecular Electronic Hyperpolarizabilities of Highly Polarizable Organic Molecules: 2,6-Di-tert-butylindoanilines [PDF]

open access: yes, 1992
The first molecular hyperpolarizabilities (β) of a series of 2,6-di-tert-butylindoanilines, measured by electric-field-induced second harmonic generation are somewhat more sensitive to donor strength than was found for analogously substituted ...
Cheng, Lap-Tak   +2 more
core   +1 more source

SELECTION OF EXTRACTIVE AGENTS FOR THE SEPARATION OF CHLOROFORM - METHANOL - TETRAHYDROFURAN MIXTURE

open access: yesТонкие химические технологии, 2018
Variants of the extractive distillation of chloroform - methanol - tetrahydrofuran equimolar mixture with industrial separating agents are considered.
V. M. Raeva, D. I. Sukhov
doaj   +1 more source

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