31 Result(s)

Article

Implementation of high thermal conductivity and synaptic metaplasticity in vertically-aligned hexagonal boron nitride-based memristor

The next-generation computing system is required to perform 10¹⁸ floating point operations per second to address the exponential growth of data from sensory terminals, driven by advancements in artificial intelli...

Haizhong Zhang 张海忠, **n Ju 巨鑫, Haitao Jiang 江海涛, Dan Yang 杨丹… in Science China Materials (2024)

Article

Hepatoprotective Phenylpropanoid Glycosides from Highland Barley Monascus purpureus

A new phenylpropanoid glycoside, named 4-O-β-D-glucopyranosyl-7-phenyl-9-propenyl ketone-9-O-β-Dglucopyranosyl-(6′′→1′′′)-6′′-O-α-L-rhamnopyranose (1), and four known phenylpropanoid glycosides 2–5 were isolated ...

Rongrui Wei, Qinyuan Wang, Qingyuan Lin, **anbao Jiang… in Chemistry of Natural Compounds (2024)

Article

Isolation and Characterization of Auronolignan Derivatives with Hepatoprotective Activities from Cucumis bisexualis

A new auronolignan derivative, named 6-hydroxy-7′-(4′′-hydroxyphenyl)-10′-acetylauronolignan (1), together with two known auronolignan derivatives (2, 3) were isolated from Cucumis bisexualis for the first time. ...

Qinge Ma, Rongrui Wei in Chemistry of Natural Compounds (2023)

Article

Coumarin-Xanthone Derivatives with Hepatoprotective Activities from Pyrethrum tatsienense

A new coumarin-xanthone derivative, named 1,3-dihydroxy-2-methoxy-6′-(11′,12′-dimethylchromene-4′,5′-coumarin)-7′′-(4′′-hydroxybenzyl)-10-methylenexanthone (1), along with five known coumarin or xanthone derivati...

Rongrui Wei, Qinge Ma in Chemistry of Natural Compounds (2023)

Article

A New Geranylated Lignan from Oenanthe javanica and Anti-Inflammatory Activity

A new geranylated lignan, named 8′-geranylated lignan A (1), and a known lignan (2) were isolated from Oenanthe javanica (Blume) DC., to our knowledge, for the first time. Compounds 1 and 2 were determined by ana...

Rongrui Wei, Zhipei Sang, Qinge Ma in Chemistry of Natural Compounds (2022)

Article

Isolation and Characterization of Anti-Inflammatory Lignans from Oenanthe javanica

A new lignan, named 1-phenylpropenoate-4,8′-lignan A (1), and three known lignans (2–4) were isolated from Oenanthe javanica (Blume) DC. for the first time. The structures of compounds 1–4 were determined by exte...

Rongrui Wei, Qinge Ma in Chemistry of Natural Compounds (2022)

Article

A New C₁₉-Diterpenoid Alkaloid from Salted Aconiti Lateralis Radix Praeparata

A new C₁₉-diterpenoid alkaloid, named 17-acetylaconitine A (1), was isolated from salted Aconiti lateralis Radix Praeparata. The structure of compound 1 was elucidated by 1D and 2D NMR, HR-ESI-MS, IR, and related...

Rongrui Wei, Lihua Chen, Qinge Ma in Chemistry of Natural Compounds (2022)

Article

An Eosin Y Encapsulated Cu(I) Covalent Metal Organic Framework for Efficient Photocatalytic Sonogashira Cross-coupling Reaction

Sonogashira cross-coupling reaction is significant for the formation of C-C bonds and the creation of new substance in organic synthesis, which is usually catalyzed using noble metal, such as palladium or non-p.....

Peiye You, Rongjia Wei, Guohong Ning, Dan Li in Chemical Research in Chinese Universities (2022)

Article

A New Anthraquinone-Aurone Adduct with Hepatoprotective Activity from the Fruits of Cucumis bisexualis

A previously undescribed anthraquinone-aurone adduct 1, named 8-(4′-hydroxy-3′,5′-dimethoxyphenyl)-12-hydroxy-7-(6′′,7′′-dimethylfuran-2′′-one)-9,16-anthraquinone-furochromene-3,2′′-dione, was isolated from the f...

Qinge Ma, Rongrui Wei in Chemistry of Natural Compounds (2021)

Article

Anti-Inflammatory Phenylpropanoid Derivatives from the Aerial Parts of Oenanthe javanica

Qinge Ma, Yang Guan, Zhipei Sang, Rongrui Wei in Chemistry of Natural Compounds (2021)

Article

Isolation and Characterization of Hepatoprotective Anthraquinone Derivatives from Cucumis bisexualis

A new anthraquinone, named 1,3-dihydroxy-2-methylene-(1′-isopentyloxy)-6-methoxymethyl-8-(6′′,7′′,8′′- trihydroxyphenylketonyl)-9,10-anthraquinone (1), and nine known anthraquinone derivatives (2–10), were isolat...

Qinge Ma, Rongrui Wei in Chemistry of Natural Compounds (2021)

Article

Hypolipidemic Activity of Monacolin Derivatives from the Highland Barley Monascus purpureus

A new monacolin derivative, namely (1S,2S,5′R,6R,8aR)-7-hydroxy-2,6-dimethyl-8-prenyl-1,2,6,8atetrahydronaphthalene-4′,5′-dihydro-2H-pyran-1′-one (1), and five known monacolin derivatives (2–6) were separated fro...

Rongrui Wei, Qinge Ma, Wei Jiang, Guoyue Zhong… in Chemistry of Natural Compounds (2020)

Article

Two New Flavones from Salvia plebeia and Their Anti-Angiogenic Activities

Two new flavones, namely 5-hydroxy-2-(4′-hydroxyphenyl)-6,12,13-trimethoxypyrano-xanthene-4,9-dione (1) and 5-hydroxy-2-(3′-methoxy-4′-hydroxyphenyl)-6-methoxy-11-isopropyl-pyranochromene-4,9-dione (2), were isol...

Qinge Ma, Rongrui Wei, Qixin Lu, Haofeng Huang… in Chemistry of Natural Compounds (2020)

Article

Indole Alkaloids from Hosta plantaginea and Inhibition of Steroid 5α-Reductase Activities In Vitro

A new indole alkaloid (1), together with eight known indole alkaloid derivatives (2–9), was isolated from Hosta plantaginea for the first time. The structures of compounds 1–9 were elucidated on the basis of comp...

Rongrui Wei, Qinge Ma in Chemistry of Natural Compounds (2020)

Article

Hypolipidemic Lactone Derivatives from Highland Barley Monascus

A new lactone, named 9-allyl-5-methyl-1H-difuro-isochromene-1,8-dione (1), together with nine known lactone derivatives (2–10), was isolated from highland barley Monascus for the first time. Compounds 1–10 were s...

Rongrui Wei, Qinge Ma in Chemistry of Natural Compounds (2020)

Article

Neuroprotective Flavonoids from the Aerial Parts of Gynura cusimbua

Qinge Ma, Rongrui Wei, Guoyue Zhong, Zhipei Sang in Chemistry of Natural Compounds (2020)

Article

Hepatoprotective Xanthones from the Aerial Parts of Pyrethrum tatsienense

A new xanthone, named 1,3,5,9-tetrahydroxy-2-prenyl-4-(3′′ -hydroxy-3′′ -methylbutanoyl)-6,6- dimethylpyranoxanthen-10-one (1), along with five known xanthone derivatives (2–6), were isolated from Pyrethrum tatsi...

Rongrui Wei, Qinge Ma, Guoyue Zhong, Zhipei Sang in Chemistry of Natural Compounds (2020)

Article

Antidepressive Azaanthracene Alkaloids from Corydalis decumbens

A new azaanthracene alkaloid, named 1-aza-4-(4′-hydroxybenzyl)-9,10-dimethoxydioxolobenzo-2-oxo-1,2-dihydroanthracene (1), together with seven known azaanthracene alkaloid derivatives (2–8), were isolated from Co...

Qinge Ma, Rongrui Wei, Zhipei Sang in Chemistry of Natural Compounds (2020)

Article

Anti-Ache Benzylbenzofuran Derivatives from Silene conoidea

A new benzylbenzofuran, named 5′,7-dihydroxy-6-propenyl-2-(11′,12′-dimethylpyran)-benzylbenzofuran (1), and seven known benzylbenzofuran derivatives (2–8) were isolated from Silene conoidea L. for the first time....

Rongrui Wei, Qinge Ma, Guoyue Zhong in Chemistry of Natural Compounds (2019)

Article

Neuroprotective Aurones from Sophora japonica

A new aurone, named (Z)-4,5-methylenedioxy-6-hydroxybenzene-2[(2′,3′,4′-trimethoxy)-2-methyl-2(4-methyl-3-penten-1-yl)-2H-1-benzopyran-5-yl)methylene]-3-benzofuranon (1), and nine known aurones (2–10) were isolat...

Qinge Ma, Rongrui Wei, Zhipei Sang in Chemistry of Natural Compounds (2019)