نتایج جستجو برای: hexane
تعداد نتایج: 6483 فیلتر نتایج به سال:
Hexane, acetone, and methanol extracts from Gnidia kaussiana Meisn (Thymeleaceae), each at two dosages (0.2 and 1 ml/50 g grains corresponding, respectively to 1 and 5g/kg), and neem seed oil (NSO), used as standard insecticide were evaluated for repellence, toxicity to Callosobruchus maculatus (F.) (Coleoptera: Chrysomelidae) adults, F1 progeny inhibition, persistence and as grain protectant d...
Gas chromatography-mass spectrometry and nuclear magnetic resonance spectroscopy were used to study the metabolism of deuterated n-alkanes (C6 to C12) and 1-13C-labeled n-hexane by a highly enriched sulfate-reducing bacterial culture. All substrates were activated via fumarate addition to form the corresponding alkylsuccinic acid derivatives as transient metabolites. Formation of d14-hexylsucci...
The study of aliphatic compounds adsorption on activated carbon can be carried out from the energetic change involved in the interaction; the energy values can be determined from isotherms or by the immersion enthalpy. Vapor phase adsorption isotherms of hexane at 263 K on five activated carbons with different content of oxygenated groups and the immersion enthalpy of the activated carbons in h...
Lack of data on safety of herbal medicines have endangered human health and life. The present study evaluated the genotoxic and mutagenic effect of Kalanchoe laciniata to access the safety and usefulness of the medicinal plant. Aqua-methanolic and n-hexane extracts of K. laciniata were evaluated for the genotoxic potential using Ames assay and cytotoxicity was evaluated using MTT assay. Ames as...
dracocephalum kotschyi boiss, a member of labiatae family, is a native plant to iran, which has been reported to have immunomodulatory, antihyperlipidemic and antispasmodic activities. the objective of this research was to study the antispasmodic and antidiarrhoeal activities of hydroalcoholic and hexane extracts of d. kotschyi in mice. furthermore, the antidiarrhoeal and antispasmodic effect o...
Solanum anomalum Thonn. ex Schumach. (family Solanaceae), an edible shrub whose fruits and leaves are used medicinally to treat diseases including diabetes was evaluated for effect on alpha amylase glucosidase enzymes in vivo. The leaf extract (70-210 mg/kg) fractions (hexane, dichloromethane, ethyl acetate, methanol, 140 of S. were vivo inhibitory using starch, sucrose maltose as substrates. A...
Background: Clinacanthus nutans (C.nutans) is a plant consumed as a cancer treatment in tropical Asia. Despite the availability of numerous anecdotal reports, evaluation of active anticancer effects has remained elusive. Therefore we here examined antiproliferative, reactive oxygen species (ROS)-inducing and apoptosis mechanisms of whole plant extracts in different cancer cell lines. Methods: A...
Chloropinane and chloromenthene, synthesized from pinene limonene, respectively, were compared with their non-halogenated analogs n-hexane for ability to solubilize natural products of interest such as ?-carotenoids, vanillin, rosmarinic acid. was six times more efficient than hexane ?-carotene solubilization. Chloromenthene 15 better hexane. Vanillin 20 soluble in chloropinane chloromenthene 3...
In the title compound, C(14)H(19)I, the cyclo-hexane ring adopts a chair conformation and the substituents are in equatorial sites. The dihedral angle between the mean planes of the cyclo-hexane and benzene rings is 67.23 (13)°.
The current study's sole objective is to evaluate the impact of hexane's addition blends diesel, waste plastic fuel, and jatropha biodiesel. Five fuel samples have been made in order do this, including diesel-waste fuel-jatropha biodiesel (D70WPF20JB10 D70WPF10JB20), diesel-hexane-waste (D65HX5WPF20JB10 D65HX5WPF10JB20), plain diesel (D100) as a reference fuel. Following thorough characterizati...
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