Publications@XJTU

56.Ansar A, Sameer H, Muhammad A, Asma K, Ali R, Xu S,*  Pickering emulsion-derived nano/microreactors for unconventional interfacial catalysis: state-of-the-art advances and perspectives in green reactions. Green Chem. 2024, 26, 3039–3057. https://doi.org/10.1039/D3GC02512H

                                                                                            Graphical abstract: Pickering emulsion-derived nano/microreactors for unconventional interfacial catalysis: state-of-the-art advances and perspectives in green reactions

55.Ansar A, Zhang C , Sameer H , Tang Y, Li Y ,Gao R , Xu S,*  Preparation of ultrastable oil-in-water emulsion as a robust superwettable and sustainable concrete release agent.Journal of Molecular Liquids 2023, 390, 123043. https://doi.org/10.1016/j.molliq.2023.123043

                                                          

54. Li D.; Zhang X.;  Han W.; Jiao J.*; Tang Y.; Xu S.*, Phosphine-Catalyzed [3 + 2] Annulation of Hepta-2,3,5-trienedioates with Alkenes for Construction of Exocyclic Olefinic Cyclopentenes. J. Org. Chem. 2023,  88, 14, 10212–10222.

53. Yang L.; He X.; Jiao J.; Tang Y.; Li J.; Li Y.; Gao R.; Wu Y.; Xu S.*, Phosphine-Catalyzed Stereoselective Ring-Opening Addition of Cyclopropenones with Nucleophiles. J. Org. Chem. 2023,  88 (13), 8722–8737.

52. Wang X.;  Xu S.; Tang Y.; Martin J. Lear; He W.; Li J.*, Nitroalkanes as Masked Thioacylating Agents to Access Thioamides and Thiopeptides. Nat. Commun. 2023, 14, 4626.

 

51. Cheng F.; Li D.; Li J.; Tang Y.; Wu Y.; Xu S.*, Synthesis of Phosphinic Amides from Chlorophosphines and Hydroxyl Amines via P(III) to P(V) Rearrangement. Org. Lett. 2023, 25 (15), 2555–2559. (Cover article)

    

 

50. Ansar A., Zhang C.; Sameer H.; Zhang M.; Gao R.; Li J.; Li Y.; Xu S.*, A robust switchable oil-in-water emulsion stabilized by electrostatic repulsions between the surfactant and similarly charged carbon dots. Small, 2023, 19 (11): 2206621. https://doi.org/10.1002/smll.202206621. (Work Highlighted by Advanced Materials as a hot research topic).

49. Ansar A., Zhang C.; Hu G.; Sameer H.; Gao R.; Li J.; Li Y.; Xu S.*, Facile formulation of sustainable and stable oil-in-dispersion emulsion: A release agent with high demoulding efficacy. Chemical Engineering Journal Advances, 2022, 12, 100394.

48. Jia, J.; Chen, J.; Du, J.; Lian, C.; Xu, S.; Liu, H.; Li, S.; Liu, Y. Self-assembled core-shell clusters in deep eutectic solvents based on tetra-n-alkylammonium cations for high dissolution of strongly hydrogen-bonded small molecules. J. Colloid. Interf. Sci. 2022, 628, 426-436.

47. He, X.; Ma, P.; Tang, Y.; Li, J.; Shen, S.; Lear, Martin J.; Houk, K. N.; Xu, S*. Phosphine-catalyzed activation of cyclopropenones: a versatile C-3 synthon for (3+2) annulations with unsaturated electrophiles. Chem. Sci., 2022, 13, 12769-12775. (DOI: doi.org/10.1039/D2SC04092A)

46. Song, H.; Wang, F.; Zhao, Y.; Gao, R.; He, Y.; Yan, Q.; Chen, X.; Pfefferle, Lisa D.; Xu, S.; Sheng, Y.,  Spatially-directed magnetic molecularly imprinted polymers with good anti-interference for simultaneous enrichment and detection of dual disease-related bio-indicators. Nanoscale, 2022, 14, 11343-11352. (DOI10.1039/d2nr03356a)

45.  Qiao L.; He X.; Yang L.; Babu K. R.; Wu Y.; Tang Y.; Xu S.*, DMAP-Catalyzed [3 + 3] Annulation of Cyclopropenones with α-Bromoketones for Synthesis of 2-Pyrones. Eur. J. Org. Chem. 2022, 15, (doi/10.1002/ejoc.202200243)

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44. Li D.; Cheng F.; Tang Y.; Li J.; Li Y.; Jiao J.; Xu S.*, DABCO-Catalyzed [4 + 2] Annulation of 5-Methylenehex-2-ynedioates with Electron-Deficient Alkenes. J. Org. Chem. 2022, 87  (9), 6362–6370. (doi.org/10.1021/acs.joc.1c03159)

      
 

43. Li Y.*, Wang Y., Huang X., Shi Y., Tang Y., Jiao J., Li J., Xu S., Rapid Construction of Hexacyclic Indolines via the Ru(II)-Catalyzed C–H Activation Initiated Cascade Cyclization of Phenidones with Enynones. Org. Lett. 2022, 24 (1), 435–440. (10.1021/acs.orglett.1c04133)

42. Wang Q., Shi Y., Huang X., Wang Y., Jiao J., Tang Y., Li J., Xu S., Li Y.*, Ru(II)-Catalyzed Difunctional Pyridyloxy-Directed Regio- and Stereospecific Addition of Carboxylic Acids to Internal Alkynes. Org. Lett. 2022, 24 (1), 379–384. (10.1021/acs.orglett.1c04052)

41. Li D.; Cheng F.; Tang Y.; Li J.; Li Y.; Jiao J.; Xu S.*, Phosphine-Catalyzed Internal Redox [4 + 2] Annulation between 1,4-Enynoates and Electron-Deficient Alkenes. Org. Lett. 2021, 23 (23), 9030–9035. (doi.org/10.1021/acs.orglett.1c03206)

40. Huang X.; Shi Y.; Wang Y.; Jiao J.; Tang Y.; Li J.; Xu S.; Li Y.*, Synthesis of Indole-Fused Oxepines via C–H Activation Initiated Diastereoselective [5 + 2] Annulation of Indoles with 1,6-Enynes. Org. Lett., 2021, 23 (21), 8365–8369.

39. Wang Y.; Huang X.; Wang Q.; Tang Y.; Xu S.; Li Y.*, Synthesis of Cyclopentadienes for Cyclopentadienyl Ligands via Cp*RhIII-Catalyzed Formal sp3 C–H Activation/Spiroannulations . Org. Lett., 2021, 23 (3), 757–761.

38. Chen, J.; Yan, T.; Wang, C.; Gao, R.; Xu, S.; Fan, G.; Zhao, X.; Liu, Y., The photostability and degradation pathways of TKX-50 as a representative of nitrogen-rich energetic salts in aqueous solution. J. Photoch. Photobio. A, 2021, 411, 113178. (doi.org/10.1016/j.jphotochem.2021.113178)

37. Tang J.; Tang Y.;  Wang X.;  Wang Y.;Huang X.; Xu S.; Li Y.*, Regioselective cascade annulation of indoles with alkynediones for construction of functionalized tetrahydrocarbazoles triggered by Cp*RhIII-catalyzed C–H activation. Org. Chem. Front., 2021, 8, 3809–3814. (DOI: 10.1039/d1qo00616a）

36. Yan T.; Kaki, R. B.; Wu Y.; Li Y.; Tang Y.; Xu S.*, Phosphine-Catalyzed Cross-Coupling of Benzyl Halides and Fumarates. Org. Lett. 2021, 23 (12), 4570–4574. (doi: 10.1021/acs.orglett.1c01214)

35. Han W.; Li Y.; Kaki, R. B.; Li J.; Tang Y.; Wu Y.*; Xu S.*, Catalyst-Free [3 + 3] Annulation/Oxidation of Cyclic Amidines with Activated Olefins: When the Substrate Olefin Is Also an Oxidant. J. Org. Chem. 2021, 86 (11), 7832–7841. (doi: 10.1021/acs.joc.1c00717)

 

34. Kaki, R. B.; Li, Y.; Xu, W.*; Tang, Y.; Zhang, W.*; Xu, S.*, Multicomponent Benzannulation of Allylic P-ylides with Isocyanates or Aldehydes for Construction of Anilines and Biaryls. Chem. Commun. 2020, 56 (64), 8865–8868. (doi: 10.1039/D0CC03461D)

33. Kaki, R. B.;  Han, W.;  Chen, J.-B.;  Li, Y.;  Tang, Y.;  Zhang, W.;  Xu, W.*; Xu, S.*, Three-Component Reaction of Phosphorus Ylides with Isocyanates: Facile Synthesis of 2-Amino-3-Carboxylate-4-Quinolones. Chem. Commun. 2020, 56, 5909–5912.

 

32. Kaki, R. B; He, X.; Xu, S.*, Lewis Base Catalysis Based on Homoconjugate Addition: Rearrangement of Electron-Deficient Cyclopropanes and Their Derivatives. Synlett 2020, 31 (02), 117–124.

31. He, X.; Tang, Y.; Wang, Y.; Chen, J.-B.; Xu, S.*; Dou, J.; Li, Y.*, Phosphine-Catalyzed Activation of Alkylidenecyclopropanes: Rearrangement to Form Polysubstituted Furans and Dienones. Angew. Chem., Int. Ed. 2019, 58 (31), 10698–10702.

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, 84 (3), 1588–1595. 

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 Cloke−Wilson 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. 2017, 56 (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. 2014, 34, 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.

 

 

Publications@NKU

10. Xu, S.; He, Z. "Studies on Reactivity of in situ Generated Allylic Phosphorus Ylides with Aldehydes." Chin. J. Org. Chem. 2012, 32, 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. 2012, 14, 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.2011, 76, 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 2011, 67, 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. 2010, 12, 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. 2010, 12, 544-547.

4. Xu, S.; He, Z. "Reactivities of Allenoates with Aldehydes under the Mediation of Tertiary Phosphines." Sci. Sin. Chim. 2010, 40, 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. 2009, 11, 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. 2009, 15, 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 2008, 64, 9471-9479.