Tandem ring-opening and formal [3 + 2] cycloaddition of furo[2,3-d]pyrimidine-2,4-diones

Li Huang, Ying Han, Jing Sun, Qiu Sun and Chao-Guo Yan

Org. Biomol. Chem., 2023, 21, 6028
DOI: 10.1039/D3OB00769C

Access to indenofluorene skeletons via Pd-catalyzed sequential reaction involving cyclization of indenone–allenyne intermediates

Shugao Zhu, Hong Wang, Shihan Liu, Rongjing Yu, Yufeng Ma, Rui Zhang, Yuxuan Fang, Yu Lan and Ruwei Shen

Org. Chem. Front., 2024, 11, 5884
DOI: 10.1039/D4QO01209G

Efficient construction of diverse spiro[indoline-3,4′-pyrrolo[3,4-b]pyridines] via [3 + 3] cycloaddition of MBH carbonates of isatins with β-enamino maleimides

Liu-Na Pan, Jing Sun, Xue-Yan Liu and Chao-Guo Yan

Org. Biomol. Chem., 2022, 20, 7099
DOI: 10.1039/D2OB01257J

Construction of diverse spirooxindoles via a domino reaction of arylamines, but-2-ynedioates and 3-hydroxy-3-(indol-3-yl)indolin-2-ones

Ling-Yun Zhu, Jing Sun, Dan Liu and Chao-Guo Yan

Org. Biomol. Chem., 2023, 21, 9392
DOI: 10.1039/D3OB01560B

Iodine promoted annulation reaction for selective construction of Spiro[indene-2,1′-pyrido[4,3-b]indole] and Benzo[5,6]pyrrolo[3′,2': 3,4]cyclohepta[1,2-b]indole

Ling-Yun Zhu, Jing Sun, Dan Liu and Chao-Guo Yan

Tetrahedron, 2024, 159, 134026
DOI: 10.1016/j.tet.2024.134026

Construction of Unique Spiro[dibenzo[a,f]azulene-6,2′-indenes] via Unprecedented Annulation of ortho-C–H Bond of Benzylidene Group

Yu-Wei He, Wei-Qing Ma, Ying Han, Jing Sun and Chao-Guo Yan

J. Org. Chem., 2023, 88, 14911
DOI: 10.1021/acs.joc.3c01246

1,3-Indanedione: An versatile building block

Chaoguo Yan

Green Synthesis and Catalysis, 2023, 4, 78
DOI: 10.1016/j.gresc.2022.12.004

Organocatalytic Synthesis of Spiro-Bridged Heterocyclic Compounds via a Chemoselective Vinylogous Michael/Cyclization/Rearrangement Sequence

I-Ting Chen, Hsuan Lin and Jeng-Liang Han

J. Org. Chem., 2025, 90, 7125
DOI: 10.1021/acs.joc.5c00443

Molecular Diversity of Base Promoted Annulation of MBH Carbonates of Isatins and Dialkyl But‐2‐ynedioates

Ting Tang, Xue‐Yan Liu, Jing Sun and Chao‐Guo Yan

ChemistrySelect, 2023, 8
DOI: 10.1002/slct.202302587

A Regioselective Domino Benzannulation Route to Indeno[1,2-a]fluorene-7,12-diones

Vijaykumar Naik and Faiz Ahmed Khan

Synthesis, 2025, 57, 397
DOI: 10.1055/a-2395-5433

Hydroxyl group modulated diastereoselective synthesis of functionalized spiro[indoline-3,3′-pyrrolidines]

Ting Tang, Shao-Cong Zhan, Jing Sun, Ying Han and Chao-Guo Yan

Journal of Molecular Structure, 2025, 1347, 143070
DOI: 10.1016/j.molstruc.2025.143070

Molecular diversity of three-component reaction of alkyl isocyanides, dialkyl but-2-ynedioates and 2-arylidene-1,3-indanediones

Shao-Cong Zhan, Li Huang, Jing Sun and Chao-Guo Yan

Tetrahedron, 2025, 185, 134853
DOI: 10.1016/j.tet.2025.134853

Synthesis of Spirocyclic‐1,3‐Indandione Containing‐Cyclopentenones and ‐Benzotropones

Gitanjali Mishra, C. M. Yazhinimuthu and Barla Thirupathi

Chemistry An Asian Journal, 2024, 19
DOI: 10.1002/asia.202400667

Regioselective and Diastereoselective Construction of Diverse Dispiro-Indanone-Fluorenone-Oxindole Motifs

Dan Liu, Jing Sun, Ying Han and Chao-Guo Yan

J. Org. Chem., 2023, 88, 17181
DOI: 10.1021/acs.joc.3c02047

Synthesis spiro and fused chromenes via [4 + 2] cycloaddition of salicyl N-tosylimines and cyclic dienophiles

Xing Liu, Daqian Wang, Jing Sun and Chao-Guo Yan

Journal of Molecular Structure, 2024, 1304, 137684
DOI: 10.1016/j.molstruc.2024.137684

Convenient generation of 1,3-dipolar nitrilimines and [3 + 2] cycloaddition for the synthesis of spiro compounds

Mei-Jun Zhu, Rong Ye, Wen-Jing Shi, Jing Sun and Chao-Guo Yan

Tetrahedron Letters, 2022, 110, 154186
DOI: 10.1016/j.tetlet.2022.154186

Base Promoted Three‐component Reaction for Efficient Construction of Spiro[indoline‐3,3′‐quinoline]‐2,5′‐dione

Ping Wu, Feng‐Shun Xu, Jing Sun and Chao‐Guo Yan

ChemistrySelect, 2023, 8
DOI: 10.1002/slct.202302355

Construction of diazepine-containing spiroindolines via annulation reaction of α-halogenated N-acylhydrazones and isatin-derived MBH carbonates

Xing Liu, Wenjing Shi, Jing Sun and Chao-Guo Yan

Beilstein J. Org. Chem., 2023, 19, 1923
DOI: 10.3762/bjoc.19.143

Switchable Synthesis of Tritylone Alcohols and 2-Benzoylbenzoate Esters from Spiroindane-1,3-diones

Jen-Yu Kuan, Jing-Huei Chen and Jeng-Liang Han

J. Org. Chem., 2024, 89, 12360
DOI: 10.1021/acs.joc.4c01296