Ning‐Ning Du

Anti-inflammatory Amide–Alkaloid Dimers from the Roots of Piper nigrum L.: Feature-Guided Discovery and Photocatalytic Synthesis

Zhiyong Xu, Yu-Yang LIU, Cui-Ying Ji, Ning‐Ning Du et autres

As a traditional medicinal-food ingredient, pepper roots were investigated for bioactive dimeric amide alkaloids. Eighteen pairs of novel anti-inflammatory dimeric amide alkaloids ( 1a / 1b – 18a / 18b ) and two known analogues ( 19 and 20 ) were isolated …

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Correction to “Thermal Hazard Assessment of the Synthesis of 1,1′-Azobis-1,2,3-triazole”

Jason Hongliu Wu, Guangyuan Zhang, Ning‐Ning Du, Le‐Wu Zhan et autres

Molecular Assemblies of Pyrazole-Tetrazole-Pyrimidine: Heat-Resistant Energetic Materials Engineered by π-Conjugation Extension and Directional Hydrogen-Bonding Synergy

Ruyi Lu, Ning‐Ning Du, Shuaijie Jiang, Ming Lu et autres

The development of thermally stable explosives with simple synthesis and high performance remains a key challenge in energetic materials research. This study synthesized two nitrogen-rich heterocyclic compounds through structural conjugation strategies: tetrazole derivative 1 and nitro-pyrazole derivative 4 . Both materials exhibited …

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Lignans from Daphne genkwa Sieb. et Zucc. and their chemotaxonomic significance

Si-Han Sun, Ning‐Ning Du, Jiayi Li, Xiao‐Xiao Huang et autres

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Author response for "4,4′-Dimethyl-1,1′-bi(1,2,3-triazole): exploring new insensitive energy source materials"

Hao Li, Guangyuan Zhang, Ning‐Ning Du, Le‐Wu Zhan et autres

Author response for "4,4′-Dimethyl-1,1′-bi(1,2,3-triazole): exploring new insensitive energy source materials"

Hao Li, Guangyuan Zhang, Ning‐Ning Du, Le‐Wu Zhan et autres

Thermal Hazard Assessment of the Synthesis of 1,1′-Azobis-1,2,3-triazole

Jason Hongliu Wu, Guangyuan Zhang, Ning‐Ning Du, Le‐Wu Zhan et autres

Azo energetic compounds have attracted much attention due to their high heat of formation and high oxygen balance. However, due to a lack of safety research on this manufacturing process, industrial production cannot be carried out. 1,1′-Azobis-1,2,3-triazole was chosen as an example …

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Rapid isolation of cytotoxic daphnane diterpenoids from Daphne altaica Pall. using MS-DIAL

Zihan Xi, Ning‐Ning Du, Ge Zhang, Guo‐Dong Yao et autres

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4,4′-Dimethyl-1,1′-bi(1,2,3-triazole): exploring new insensitive energy source materials

Hao Li, Guangyuan Zhang, Ning‐Ning Du, Le‐Wu Zhan et autres

One step oxidation in a long nitrogen chain compound with good detonation properties.

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Hydroxyl-Amide Alkaloids from Pepper Roots: Potential Sources of Natural Antioxidants and Tyrosinase Inhibitors

Zhiyong Xu, Zixia Hu, Chang-Sheng La, Ning‐Ning Du et autres

Pepper ( Piper nigrum L.) is a widely used spice plant known for its fruits and roots, which serve as flavor enhancers in culinary applications and hold significant economic value. Despite the popularity of pepper fruits, their roots remain relatively understudied, with …

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Two pairs of bioactive cyclohexene alkaloid enantiomers from the roots of Piper nigrum

Zhiyong Xu, Ning‐Ning Du, Chang-Sheng La, Xiao‐Xiao Huang et autres

Two pairs of cyclohexene amide alkaloid enantiomers were obtained from the root of Piper nigrum. Their plane structures were established by NMR and HRESIMS spectra. The absolute configurations of 1a/1b and 2a/2b were determined by the comparison between the experimental and calculated …

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Expanded Application of Piper nigrum: Guided Isolation of Alkaloids with Inhibitory Activities of AChE/BuChE and Aβ Aggregation

Ning‐Ning Du, Zhiyong Xu, Bin Lin, Ming Bai et autres

Piper nigrum is a popular crop that can be used as seasoning or as an additive but its active ingredients also have an effect on the nervous system. Nineteen new amide alkaloids ( 1a / 1b, 2 – 5, 6a / 6b, …

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