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Simultaneous trace-levels determination of Hg(II) and Pb(II) ions in various samples using a modified carbon paste electrode based on multi-walled carbon nanotubes and a new synthesized Schiff base.
A modified carbon paste electrode based on multi-walled carbon nanotubes (MWCNTs) and 3-(4-methoxybenzylideneamino)-2-thioxothiazolodin-4-one as a new synthesized Schiff base was constructed for the s...Read More
p-Anisaldehyde (4-methoxybenzaldehyde), an extract from Pimpinella anisum seeds, is a very common digestive herb of north India. Antifungal activity of p-anisaldehyde was investigated on 10 fluconazol...Read More
Interesting anticandidal effects of anisic aldehydes on growth and proton-pumping-ATPase-targeted activity.
Attention has been drawn to evaluate the antifungal activity of p-anisaldehyde (1), o-anisaldehyde (2) and m-anisaldehyde (3). To put forward this approach, antifungal activity has been assessed in th...Read More
Does facilitating pollinator learning impede deceptive orchid attractiveness? A multi-approach test of avoidance learning.
It has often been proposed that nectarless deceptive orchid species exploit na?ve pollinators in search of food before they learn to avoid their flowers, and that intraspecific floral trait polymorphi...Read More
p-Anisaldehyde (4-methoxybenzaldehyde), an extract from Pimpinella anisum L. seeds, is a potential novel preservative. To reveal the possible action mechanism of p-anisaldehyde against microorganisms,...Read More
Evidence of ^1^3C non-covalent isotope effects obtained by quantitative ^1^3C nuclear magnetic resonance spectroscopy at natural abundance during normal phase liquid chromatography
Quantitative isotopic ^1^3C NMR at natural abundance has been used to determine the site-by-site ^1^3C/^1^2C ratios in vanillin and a number of related compounds eluted from silica gel chromatography ...Read More
Enhancing the production of hydroxyl radicals by Pleurotus eryngii via quinone redox cycling for pollutant removal.
The induction of hydroxyl radical (OH) production via quinone redox cycling in white-rot fungi was investigated to improve pollutant degradation. In particular, we examined the influence of 4-methoxyb...Read More
A novel approach to generate Au-containing all-carbon 1,3-dipoles is developed via an unprecedented migration-fragmentation of ketals/acetals. These in situ generated dipoles undergo rapid [3+2] cyclo...Read More
Dynamic liquid phase nanoextraction coupled to GC/MS for rapid analysis of methoxyacetophenone and anisaldehyde isomers in urine.
This study introduces a novel extraction technique in the nanoscale and challenges the limits of solvent extraction in the GC/MS using electronic ionization (EI) method for quantitative determination ...Read More
Anisaldehyde (4-methoxybenzaldehyde), previously reported as a tyrosinase inhibitor, did not inhibit melanogenesis in cultured B16-F10 melanoma cells but rather enhanced it. This adverse effect of ani...Read More
Acaricidal activity of constituents identified in Foeniculum vulgare fruit oil against Dermatophagoides spp. (Acari: Pyroglyphidae).
Acaricidal activities of components derived from Foeniculum vulgare fruit oil against Dermatophagoides farinae and Dermatophagoides pteronyssinus were examined using direct contact application and com...Read More
p-Anisaldehyde: acaricidal component of Pimpinella anisum seed oil against the house dust mites Dermatophagoides farinae and Dermatophagoides pteronyssinus.
The acaricidal activity of anise seed oil-derived p-anisaldehyde and commercially available components of anise seed oil was examined against Dermatophagoides farinae and D. pteronyssinus and compared...Read More
[reaction: see text] Two new 4-methoxybenzaldehyde backbone linker resins were developed for the solid-phase synthesis of peptides. The linkers are very stable during the cleavage of common protecting...Read More
Prenatal or embryonic learning, behavioral change following experience made prior to birth, may have significant consequences for postnatal foraging behavior in a wide variety of animals, including ma...Read More
Isolation of a gene responsible for the oxidation of trans-anethole to para-anisaldehyde by Pseudomonas putida JYR-1 and its expression in Escherichia coli.
A plasmid, pTA163, in Escherichia coli contained an approximately 34-kb gene fragment from Pseudomonas putida JYR-1 that included the genes responsible for the metabolism of trans-anethole to protocat...Read More
Total synthesis of flocoumafen via knoevenagel condensation and intramolecular ring cyclization: general access to natural products.
The total synthesis and structure determination of cis- and trans-flocoumafen was described. The key synthetic steps involve Knoevenagel condensation with p-methoxybenzaldehyde, in situ decarboxylatio...Read More
In this study, five compounds, lupeol (1), epilupeol (2), β-sitosterol (3), stigmasterol (4) and p-methoxybenzaldehyde (5) were isolated from the petroleum ether and dichloromethane fractions of a me...Read More
The essential oil composition of Feronia elephantum Correa (family: Rutaceae) was examined by capillary gas chromatography (GC) and gas chromatography-mass spectroscopy (GC-MS). The analysis revealed ...Read More
Host-seeking and blood-feeding behavior of Aedes albopictus (Diptera: Culicidae) exposed to vapors of geraniol, citral, citronellal, eugenol, or anisaldehyde.
The changes of the host-seeking and blood-feeding behavior of Aedes albopictus (Skuse) (Diptera: Culicidae) surviving in a space containing vapors of the spatial repellents geraniol, eugenol, citral, ...Read More
Vibrational spectroscopy investigation using ab initio and density functional theory on p-anisaldehyde
The FTIR and FT Raman spectra of p-anisaldehyde has been recorded in the regions 4000-400 and 3500-100cm^-^1, respectively. The optimized geometry, frequency and intensity of the vibrational bands of ...Read More
Solvent-free condensation of phenylacetonitrile and nonanenitrile with 4-methoxybenzaldehyde: optimization and mechanistic studies.
The condensation of phenylacetonitrile with 4-methoxybenzaldehyde can be carried out by two solvent-free methods: i) using neat powdered KOH at room temperature with equivalent amounts of aldehyde, ni...Read More
The essential oil of Cymbopogon martinii (palmrosa) and one of its main constituents geraniol were tested for anthelmintic activity (in vitro) employing the nematode, Caenorhabditis elegans. Both the ...Read More
Discovery of estrogen receptor α modulators from natural compounds in Si-Wu-Tang series decoctions using estrogen-responsive MCF-7 breast cancer cells.
The binding between the estrogen receptor α (ER-α) and a variety of compounds in traditional Chinese formulae, Si-Wu-Tang (SWT) series decoctions, was studied using a stably-transfected human breast...Read More
Possible mechanism of the inhibition of GABA-T by HBA and HBM....Read More
A chemical screening approach reveals that indole fluorescence is quenched by pre-fibrillar but not fibrillar amyloid-beta.
Aggregated amyloid-beta (Abeta) peptide is implicated in the pathology of Alzheimer's disease. In vitro and in vivo, these aggregates are found in a variety of morphologies, including globular ol...Read More
3D-QSAR and molecular docking studies of benzaldehyde thiosemicarbazone, benzaldehyde, benzoic acid, and their derivatives as phenoloxidase inhibitors
Inhibitions of three classes compounds against phenoloxidase were investigated, and 3D-QSAR was performed. The interactions between compounds N18 and phenoloxidase active site were also studied using ...Read More
Synthesis and antityrosinase mechanism of benzaldehyde thiosemicarbazones: novel tyrosinase inhibitors.
p-Hydroxybenzaldehyde thiosemicarbazone (HBT) and p-methoxybenzaldehyde thiosemicarbazone (MBT) were synthesized and established by (1)H NMR and mass spectra. Both compounds were evaluated for their i...Read More