These tools will no longer be maintained as of December 31, 2024. Archived website can be found here. PubMed4Hh GitHub repository can be found here. Contact NLM Customer Service if you have questions.
8. A convenient ultrasound-promoted regioselective synthesis of fused polycyclic 4-aryl-3-methyl-4,7-dihydro-1H-pyrazolo[3,4-b]pyridines. Nikpassand M; Mamaghani M; Shirini F; Tabatabaeian K Ultrason Sonochem; 2010 Feb; 17(2):301-5. PubMed ID: 19720550 [TBL] [Abstract][Full Text] [Related]
9. Synthesis of pyrazoles via electrophilic cyclization. Zora M; Kivrak A; Yazici C J Org Chem; 2011 Aug; 76(16):6726-42. PubMed ID: 21739980 [TBL] [Abstract][Full Text] [Related]
10. Regioselective synthesis of 1,3,5-trisubstituted pyrazoles from N-alkylated tosylhydrazones and terminal alkynes. Kong Y; Tang M; Wang Y Org Lett; 2014 Jan; 16(2):576-9. PubMed ID: 24432814 [TBL] [Abstract][Full Text] [Related]
12. Efficient synthesis of 2,3-dihydro-1H-pyrazoles via a highly selective Pd(0)-catalyzed coupling-cyclization reaction of terminal 2-substituted 2,3-allenyl hydrazines with aryl iodides. Cheng X; Ma S Chem Commun (Camb); 2009 Jul; (28):4263-5. PubMed ID: 19585041 [TBL] [Abstract][Full Text] [Related]
13. [Acylhydrazones of 20-keto steroids and their transformations: I. Synthesis and properties of 1'-acyl-substituted 3'-methylandrosteno[16,17-d]pyrazolines]. Kamernitskiĭ AV; Chernoburova EI; Chertkova VV; Zavarzin IV; Iarovenko VN; Kraiushkin MM Bioorg Khim; 2007; 33(3):337-41. PubMed ID: 17682390 [TBL] [Abstract][Full Text] [Related]
14. Synthesis of 3-trifluoromethylpyrazoles via trifluoromethylation/cyclization of α,β-alkynic hydrazones using a hypervalent iodine reagent. Ji G; Wang X; Zhang S; Xu Y; Ye Y; Li M; Zhang Y; Wang J Chem Commun (Camb); 2014 Apr; 50(33):4361-3. PubMed ID: 24643782 [TBL] [Abstract][Full Text] [Related]
15. Regioselective synthesis of 1,3,5-tri- and 1,3,4,5-tetrasubstituted pyrazoles from N-arylhydrazones and nitroolefins. Deng X; Mani NS J Org Chem; 2008 Mar; 73(6):2412-5. PubMed ID: 18278943 [TBL] [Abstract][Full Text] [Related]
16. Copper-catalyzed aerobic cascade cycloamination and acyloxylation: a direct approach to 4-acyloxy-1H-pyrazoles. Ding Z; Tan Q; Gao M; Xu B Org Biomol Chem; 2015 Apr; 13(16):4642-6. PubMed ID: 25785917 [TBL] [Abstract][Full Text] [Related]
18. Ring-Opening of Indoles: An Unconventional Route for the Transformation of Indoles to 1 H-Pyrazoles Using Lewis Acid. Panda S; Pradhan N; Manna D ACS Comb Sci; 2018 Oct; 20(10):573-578. PubMed ID: 30199224 [TBL] [Abstract][Full Text] [Related]
19. Efficient synthesis of trisubstituted pyrazoles and isoxazoles using a traceless "catch and release" solid-phase strategy. Ma W; Peterson B; Kelson A; Laborde E J Comb Chem; 2009; 11(4):697-703. PubMed ID: 19459688 [TBL] [Abstract][Full Text] [Related]
20. Vinylogous reactivity of enol diazoacetates with donor-acceptor substituted hydrazones. Synthesis of substituted pyrazole derivatives. Xu X; Zavalij PY; Hu W; Doyle MP J Org Chem; 2013 Feb; 78(4):1583-8. PubMed ID: 23301562 [TBL] [Abstract][Full Text] [Related] [Next] [New Search]