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Organic Preparations and Procedures International
The New Journal for Organic Synthesis
Volume 34, 2002 - Issue 4
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Original Articles

SYNTHESIS OF SPIRO-1-PYRAZOLINES BY THE REACTION OF Z-3-ARYLIDENE-1-THIOFLAVANONES WITH DIAZOMETHANE

Albert Lévai Department of Organic Chemistry, University of Debrecen, P. o. Box 20, H-4010, Debrecen, HUNGARY Fax: E-mail: [email protected]
Pages 425-429 | Received 21 Oct 2001, Published online: 18 Feb 2009

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Thoraya A. Farghaly, Sami A. Al-Hussain, Magdi E. A. Zaki, Nadia T. Al-Qurashi, Salwa S. Alharbi & Zeinab A. Muhammad. (2023) A Review Article on Synthesis of Different Types of Bioactive Spiropyrazole Derivatives. Polycyclic Aromatic Compounds 43:6, pages 5639-5734.
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Articles from other publishers (10)

Teymour Vahedpour, Maryam Hamzeh‐Mivehroud, Salar Hemmati & Siavoush Dastmalchi. (2021) Synthesis of 2‐Pyrazolines from Hydrazines: Mechanisms Explained. ChemistrySelect 6:25, pages 6483-6506.
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Luis R. Domingo, Fatemeh Ghodsi & Mar Ríos-Gutiérrez. (2019) A Molecular Electron Density Theory Study of the Synthesis of Spirobipyrazolines through the Domino Reaction of Nitrilimines with Allenoates. Molecules 24:22, pages 4159.
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Honglei Liu, Hao Jia, Bo Wang, Yumei Xiao & Hongchao Guo. (2017) Synthesis of Spirobidihydropyrazole through Double 1,3-Dipolar Cycloaddition of Nitrilimines with Allenoates. Organic Letters 19:18, pages 4714-4717.
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Sureshbabu Dadiboyena. (2013) Cycloadditions and condensations as essential tools in spiropyrazoline synthesis. European Journal of Medicinal Chemistry 63, pages 347-377.
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Deepti Verma, Shaikh Mobin & Irishi N. N. Namboothiri. (2011) Highly Selective Synthesis of Pyrazole and Spiropyrazoline Phosphonates via Base-Assisted Reaction of the Bestmann–Ohira Reagent with Enones. The Journal of Organic Chemistry 76:11, pages 4764-4770.
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Albert Lévai. (2009) Synthesis of heterocyclic compounds by the reactions of exocyclic α,β‐unsaturated ketones. Journal of Heterocyclic Chemistry 41:3, pages 299-310.
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Albert Levai. (2003) FUSED HETEROCYCLES 10* SYNTHESIS OF TRICYCLIC FUSED PYRAZOLINES BY THE REACTION OF (Z)-3-ARYLIDENE-1-THIOFLAVANONES WITH HYDRAZINES. Heterocyclic Communications 9:3.
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Albert Lévai & József Jekö. (2009) Synthesis of 3‐aroyl‐4‐(3‐chromonyl)‐2‐pyrazolines. Journal of Heterocyclic Chemistry 39:6, pages 1333-1336.
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Albert Levai. (2010) Synthesis of Spiro‐1‐pyrazolines by the Reaction of Z‐3‐Arylidene‐1‐thioflavanones with Diazomethane.. ChemInform 33:40, pages 149-149.
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Albert LÉvai, TamÁs Patonay, GÁbor TÓth, JÓzsef KovÁcs & JÓzsef Jekö. (2009) Dimethyldioxirane oxidation of the epoxides of (Z)‐3‐arylidene‐1‐thioflavanones. Journal of Heterocyclic Chemistry 39:4, pages 817-821.
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