30. Li, Y.*; Shi, D.; He, X.; Wang, Y.; Tang, Y.; Zhang, J.; Xu, S.*, Redox-Neutral Annulation of Alkynylcyclopropanes with N-aryloxyamides via Rhodium(III)-Catalyzed Sequential C−H/C−C Activation. J. Org. Chem. 2019, DIO: 10.1021/acs.joc.8b02661.    

29. Wei, W.; Tang, Y.; Zhou, Y.; Deng, G.; Liu, Z.; Wu, J.; Li, Y.; Zhang, J.; Xu, S.*, Recycling Catalyst as Reactant: A Sustainable Strategy To Improve Atom Efficiency of Organocatalytic Tandem Reactions. Org. Lett. 2018, 20 (20), 6559-6563. [PDF]

28. Li, Y.*Xu, S.*, Transition Metal-Catalyzed C−H Functionalization for Construction of Quaternary Carbon Centers. Chem. Eur. J. 2018, 24 (61), 16218-16245. [PDF]

27. Li, Y.*; Shi, D.; Tang, Y.; He, X.; Xu, S.* Rhodium(III)-Catalyzed Redox-Neutral C−H Activation/Annulation of N-Aryloxyacetamides with Alkynyloxiranes: Synthesis of Highly Functionalized 2,3-Dihydrobenzofurans. J. Org. Chem. 2018, 83 (16), 9464-9470[PDF]


26. Wu, J.; Tang, Y.; Wei, W.; Wu, Y.; Li, Y.; Zhang, J.; Zheng, Y.; Xu, S.*, Phosphine-Catalyzed Activation of Vinylcyclopropanes: Rearrangement of Vinylcyclopropylketones to Cycloheptenones. Angew. Chem. Int. Ed. 2018, 57 (21), 6284-6288. [PDF]

25. Wu, J.; Zhang, J.-Y.; Gao, P.; Xu, S.; Guo, L.-N., Copper-Catalyzed Redox-Neutral Cyanoalkylarylation of Activated Alkenes with Cyclobutanone Oxime Esters. J. Org. Chem. 2018, 83 (2), 1046-1055. [PDF]

24. Zhang, J.; Tang, Y.; Wei, W.; Wu, Y.; Li, Y.; Zhang, J.; Zheng, Y.; Xu, S.*, An Organocatalytic ClokeWilson Rearrangement: DABCO-Catalyzed Ring Expansion of Cyclopropyl Ketones to 2,3-Dihydrofurans. Org. Lett. 2017, 19 (12), 3043-3046. [PDF]

23. Li, Y.*; Tang, Y.; He, X.; Shi, D.; Wu, J.; Xu, S.*, Rhodium(III)-Catalyzed Annulative Carbooxygenation of 1,1-Disubstituted Alkenes Triggered by C−H Activation. Chem. Eur. J. 2017, 23 (31), 7453-7457. [PDF]

22. Hu, X.; Xu, S.; Maimone, T. J., A Double Allylation Strategy for Gram-Scale Guaianolide Production: Total Synthesis of (+)-Mikanokryptin. Angew. Chem. Int. Ed. 201756 (6), 1624-1628. [PDF]

21. Xu, S.*; Chen, J.; Shang, J.; Qing Z.; Zhang, J.; Tang Y.*, Divergent Amine-Catalyzed [2+2] Annulation of Allenoates with Azodicarboxylates: Facile Synthesis of 1,2-Diazetidines. Tetrahedron Lett. 2015, 56(46), 6456–6459. [PDF]

20. Chen, R.; Xu, S.*; Fan, X.; Li, H.; Tang, Y.; He, Z.*, Construction of Dispirocyclohexanes via Amine-Catalyzed [2 + 2 + 2] Annulations of Morita-Baylis-Hillman Acetates with Exocyclic Alkenes. Org. Biomol. Chem. 2015, 13 (2), 398-408. [PDF]

19. Xu, S.*; Zhu, S.; Shang, J.; Zhang, J.; Tang, Y.; Dou, J.*, Catalyst-Free Synthesis of Skipped Dienes from Phosphorus Ylides, Allylic Carbonates, and Aldehydes via a One-Pot SN2' Allylation-Wittig Strategy. J. Org. Chem. 2014, 79 (8), 3696-3703[PDF]

18. Xu, S.; Wang, L.; Tang, Y.; He, Z., Ethoxide-Mediated Condensation of γ-tert-Butylallenoate and Aldehydes: Facile Stereoselective Synthesis of Conjugated Dienes and Enynes. Synthesis 2014, 46 (15), 2085-2092. [PDF]

17. Xu, S.*; Tang, Y.*, Catalytic Approaches to Stoichiometric Phosphine-Mediated Organic Reactions. Lett. Org. Chem. 2014, 11(7), 524-533. [PDF]

16. Xu, S.*; Shang, J.; Zhang, J.; Tang, Y.*, Regioselective SN2' Mitsunobu reaction of Morita–Baylis–Hillman alcohols: A facile and stereoselective synthesis of α-alkylidene-β-hydrazino acid derivatives. Beilstein J. Org. Chem. 2014, 10, 990-995. [PDF]

15. Xu, S.; He, Z., Progress on Vinylogous Organic Reactions of Allylic Phosphorus Ylides with Carbonyl Compounds. Chin. J. Org. Chem. 201434, 2438-2447. [PDF]

14. Xu, S.; He, Z., Recent Advances in Stoichiometric Phosphine-Mediated Organic Synthetic Reactions. RSC. Adv. 2013, 3(38), 16885-16904. [PDF]

13. Chen, R.; Xu, S.*; Wang, L.; Tang, Y.; He, Z.*, Distinct Reactivity of Morita-Baylis-Hillman Acetates as A Novel C2Component in Amine-Catalyzed [2+2+2] and [2+4] Annulations. Chem. Commun. 2013, 49 (34), 3543-3545. [PDF]

12. Wang, C.; Wang, L.; Zeng, S.; Xu, S.; He, Z., A New BINOL-Derived Chiral Bifunctional Phosphine Organocatalyst: Preparation and Application in Asymmetric (Aza)-Morita-Baylis-Hillman Reactions. Phosphorus, Sulfur Silicon Relat. Elem.2013, 188 (11), 1548-1554.

11. Qin, Z.; Ma, R.; Xu, S.; He, Z., Phosphine-Catalyzed Formal Vinylogous Aldol Reaction of γ-Methyl Allenoates with Aldehydes: Easy Access to 1,3-Dioxanes and Dienols. Tetrahedron 2013, 69 (48), 10424-10430.




10. Xu, S.; He, Z. "Studies on Reactivity of in situ Generated Allylic Phosphorus Ylides with Aldehydes." Chin. J. Org. Chem. 201232, 1159-1168.

9. Xu, S.; Chen, R.; Qin, Z.; Wu, G.; He, Z. "Divergent Amine-Catalyzed [4+2] Annulation of Morita-Baylis-Hillman Allylic Acetates with Electron-Deficient Alkenes." Org. Lett. 201214, 996-999.

8. Xu, S.; Chen, R.; He, Z. "PBu3-Mediated Vinylogous Wittig Reaction of α-Methyl Allenoates with Aldehydes and Mechanistic Investigations." J. Org. Chem.201176, 7528-7538.

7. Ma, R.; Xu, S.; Tang, X.; Wu, G.; He, Z. "Phosphine-Mediated Diverse Reactivity of γ-Substituted Allenoates with Aldehydes: Syntheses of Highly Functionalized Chromans and (E,E)-1,3-Dienes." Tetrahedron 201167, 1053-1061.

6. Xu, S.; Zou, W.; Wu, G.; Song, H.; He, Z. "Stereoselective Synthesis of 1,2,3,4-Tetrasubstituted Dienes from Allenoates and Aldehydes: An Observation of Phosphine-Induced Chemoselectivity." Org. Lett. 201012, 3556-3559.

5. Xu, S.; Zhou, L.; Ma, R.; Song, H.; He, Z. "Phosphine-Mediated Stereoselective Reductive Cyclopropanation of α-Substituted Allenoates with Aromatic Aldehydes." Org. Lett. 201012, 544-547.

4. Xu, S.; He, Z. "Reactivities of Allenoates with Aldehydes under the Mediation of Tertiary Phosphines." Sci. Sin. Chim. 201040, 856-868.

3. Xu, S.; Zhou, L.; Zeng, S.; Ma, R.; Wang, Z.; He, Z. "Phosphine-Mediated Olefination between Aldehydes and Allenes: An Efficient Synthesis of Trisubstituted 1,3-Dienes with High E-Selectivity." Org. Lett. 200911, 3498-3501.

2. Xu, S.; Zhou, L.; Ma, R.; Song, H.; He, Z. "Phosphane-Catalyzed [3+2] Annulation of Allenoates with Aldehydes: A Simple and Efficient Synthesis of 2-Alkylidenetetrahydrofurans." Chem. Eur. J. 200915, 8698-8702.

1. Zhang, B.; He, Z.; Xu, S.; Wu, G.; He, Z. "Nucleophilic Phosphine-Catalyzed [3+2] Cycloaddition of Allenes with N-(Thio)Phosphoryl Imines and Acidic Methanolysis of Adducts N-(Thio)Phosphoryl 3-Pyrrolines: A Facile Synthesis of Free Amine 3-Pyrrolines." Tetrahedron 200864, 9471-9479.

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