Results 11 to 20 of about 4,938,674 (199)

The Chemistry of Curcumin: From Extraction to Therapeutic Agent [PDF]

open access: yesMolecules, 2014
Curcumin, a pigment from turmeric, is one of the very few promising natural products that has been extensively investigated by researchers from both the biological and chemical point of view.
Kavirayani Indira Priyadarsini
exaly   +6 more sources

OpenChemIE: An Information Extraction Toolkit for Chemistry Literature [PDF]

open access: yesJournal of Chemical Information and Modeling
Information extraction from chemistry literature is vital for constructing up-to-date reaction databases for data-driven chemistry. Complete extraction requires combining information across text, tables, and figures, whereas prior work has mainly investigated extracting reactions from single modalities.
Vincent Fan   +5 more
openaire   +5 more sources

Sensitive detection of tamsulosin hydrochloride based on dual-emission ratiometric fluorescence probe consisting of amine-carbon quantum dots and rhodamine B

open access: yesScientific Reports, 2021
In this work, amine-carbon quantum dots (CQDs)/rhodamine B (RhB) ratiometric fluorescent (RF) sensor was employed for effective and selective determination of tamsulosin hydrochloride (TMS) based on a dual-emission fluorescence system.
Aida Mousavi   +2 more
doaj   +1 more source

Liquid-liquid extraction of rare earth elements from sulfuric acid [PDF]

open access: yes, 2006
This thesis is concerned with the liquid-liquid extraction and separation of Y, Ce, La, binary mixtures, and ternary mixtures as well as synthesis of novel amide ligands for the extraction of rare earth elements. Chapter I is the general introduction
Desouky, Osman Abd El-Naby
core   +6 more sources

Antifungal alkaloids from Mahonia fortunei against pathogens of postharvest fruit

open access: yesNatural Products and Bioprospecting, 2023
Postharvest pathogens can affect a wide range of fresh fruit and vegetables, including grapes, resulting in significant profit loss. Isoquinoline alkaloids of Mahonia fortunei, a Chinese herbal medicine, have been used to treat infectious microbes, which
Xiao-Na Wang   +7 more
doaj   +1 more source

Chloropinane and Chloromenthene as Novel Solvents for Solubilisation of Natural Substances

open access: yesMolbank, 2021
Chloropinane and chloromenthene, synthesized from pinene and limonene, respectively, were compared with their non-halogenated analogs and n-hexane for their ability to solubilize natural products of interest such as β-carotenoids, vanillin, and ...
Mohamed Touaibia   +2 more
doaj   +1 more source

Validation and Determination of Tamsulosin Hydrochloride Residue in Production Line Equipment by HPLC after In-tube Solid Phase Microextraction [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2023
Ensuring about the cleanliness of the product line is a major approach on famous pharmaceutical companies. The aim of this study is validation of in-tube SPME (IT-SPME) method coupled with HPLC-UV for microextraction and determination of tamsulosin ...
Afsaneh Mollahosseini   +2 more
doaj   +1 more source

Extractive Metallurgy and Chemistry

open access: yesCrystals, 2023
In recent years, the proper management and recycling of metallurgical waste have become increasingly important due to their significant environmental impact and the potential for the recovery of valuable metals in order to save natural resources [...]
Dmitry Zinoveev   +2 more
openaire   +2 more sources

Antifungal compounds of Chinese prickly ash against drug-resistant Candida albicans

open access: yesFood Chemistry: X, 2022
The leaf of Chinese prickly ash, a unique spice having typical pungent sensation, is a popular food in Southwest China with antipruritic, insecticidal and fungicidal functions, but its bioactive constituents of fungistatic capacity remain unknown.
Dan-Yu Ma   +6 more
doaj   +1 more source

Total synthesis of justicidin B, justicidin E, and taiwanin C: A general and flexible approach toward the synthesis of natural arylnaphthalene lactone lignans

open access: yesFrontiers in Chemistry, 2022
Lignans are widely present in traditional medicinal plants. Many natural arylnaphthalene lactone lignans (NALLs) isolated from the genera Justicia, Haplophyllum, and Phyllanthus possess interesting biological activities.
Kai Wei   +8 more
doaj   +1 more source

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