Dan Hu

A unified and desymmetric approach to axially chiral atropisomers

Dan Hu, Yu Huang, Wenxuan Lin, Tao Zhang et autres

Given the widespread applications of axially chiral atropisomers, the development of catalytic asymmetric transformations toward their preparation has been an important goal in organic synthesis and is under intensive investigation. However, the majority of precedented methods focused on only one specific type …

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An Acid‐Base Promoted Three‐Component Hydrolysis Ring‐Opening Tandem Reaction to Access Thioesters

Sufan Gao, Dan Hu, Xiaonan Guan, Yuanmao Zhang et autres

ABSTRACT In this study, a transition metal‐free and thiol‐free method for constructing a series of highly functionalized thioesters has been developed, achieving moderate to good yields from benzothiazolium bromides, aroyl chlorides and H 2 O in a three‐component reaction, via an acid‐base‐promoted …

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The Spectrum Estimates for Random Graphs with Given Expected Degrees

Dan Hu, Hajo Broersma, Xueliang Li, Shenggui Zhang

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Concentration of the adjacency matrix and of the normalized Laplacian matrix in general random signed graphs

Dan Hu, Jiangyong Hou

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From Relation to Structure: Spatial-Semantic Guidance and Structure Refinement Network for Multimodal Remote Sensing Segmentation

Guangyi Wei, Qianpeng Chong, Zhenxi Wang, Zongyao Yin et autres

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Spectral Analysis of Normalized Hermitian Laplacian Matrices in Random Mixed Graphs

Dan Hu, Hajo Broersma, Xueliang Li, Shenggui Zhang

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Author response for "Diastereoselective construction of structurally diverse polycyclic spiroindolenines via Yb(OTf)3-catalyzed cascade [1,5]-hydride transfer/cyclization"

Song Hu, Dan Hu, Jianming Xu, Jian Wang et autres

Author response for "Diastereoselective construction of structurally diverse polycyclic spiroindolenines via Yb(OTf)3-catalyzed cascade [1,5]-hydride transfer/cyclization"

Song Hu, Dan Hu, Jianming Xu, Jian Wang et autres

Access to 2-Amino Benzylic Thioethers via a Hydrolytic Tandem 1,4 Conjugate Addition Reaction of Benzothiazolium Bromides and N-(2-Chloromethyl)aryl Amides

Chen‐Yi Li, Dan Hu, Yao Wang, Heng Yin et autres

Organosulfides play an important role in the pharmaceutical field and organic synthesis. Herein, an unusual hydrolytic tandem 1,4 conjugate addition reaction between benzothiazolium bromides and N -(2-chloromethyl) aryl amides has been revealed for efficient and convenient preparation of functionalized thioethers. This strategy …

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Weak galaxy object detection using improved YOLOX model with feature map knowledge distillation

Ruiqing Yan, Zongyao Yin, Wei Liu, Dan Hu et autres

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Synthesis of Spiro‐isoxazoline‐pyrazolones via Formal [4 + 1] Cycloaddition Between α‐Bromooximes and 4‐Bromo‐pyrazolones

Dan Hu, Jin Jiang, Hang Yin, Fu‐Yu Li et autres

Abstract An efficient [4 + 1] cycloaddition between nitrosoalkenes generated from α‐bromooximes and 4‐bromo‐pyrazolone has been developed, and a series of spiro‐isoxazoline‐pyrazolones were obtained in good to excellent yields with a wide substrate scope under mild conditions. This reaction led to the …

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Photoinduced Copper-Catalyzed Radical Mizoroki–Heck Reaction with Unactivated Alkyl Iodide

Yongjie Xu, Hang Luo, Dan Hu, Lei Gao et autres

Herein, we present a method for copper-catalyzed photoinduced radical Mizoroki–Heck (M-H) reactions utilizing unactivated alkyl iodides and styrene. This approach enables the smooth generation of ( E )-olefin products with a good functional group tolerance, demonstrating broad applicability. The mechanism involves the …

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