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Synthetic Communications

An International Journal for Rapid Communication of Synthetic Organic Chemistry

Volume 31, 2001 - Issue 24

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SYNTHESIS OF ENANTIOPURE PYRROLO[3,4-cPYRAZOLE DERIVATIVES VIA INTRAMOLECULAR CYCLOADDITION OF HOMO-CHIRAL NITRILIMINES

Gianluigi Broggini Dipartimento di Scienze Chimiche Fisiche e Matematiche, Università dell'Insubria, via Lucini 3, Como, 22100, Italy

Giorgio Molteni Dipartimento di Chimica Organica e Industriale, Università di Milano, via Golgi 19, Milano, 20133, Italy

Tullio Pilati Dipartimento di Chimica Organica e Industriale, Università di Milano, via Golgi 19, Milano, 20133, Italy

Gaetano Zecchi Dipartimento di Scienze Chimiche Fisiche e Matematiche, Università dell'Insubria, via Lucini 3, Como, 22100, Italy

Pages 3799-3806 | Received 07 Nov 2000, Published online: 09 Nov 2006

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https://doi.org/10.1081/SCC-100108230

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Yang Feng, Bo Chang, Yuanyuan Ren, Fangxia Zhao, Ke-Hu Wang, Junjiao Wang, Danfeng Huang, Xiaobo Lv & Yulai Hu. (2023) Synthesis of trifluoromethylpyrrolopyrazole derivatives via [3+2] cycloaddition of trifluoromethyl N-acylhydrazones or trifluoroacetohydrazonoyl bromides with maleimides. Tetrahedron 136, pages 133353.
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Giorgio Molteni. (2014) Short Synthesis of Enantiopure Thieno[2,3- f ]triazolo[1,5- a ][1,4]diazepines and Thieno[2,3- f ][1,4]diazepin-5-ones . Journal of Heterocyclic Chemistry 51:S1, pages E329-E331.
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Raquel Barroso, Maria Escribano, Maria‐Paz Cabal & Carlos Valdés. (2014) Tosylhydrazide‐Promoted Diastereoselective Intramolecular 1,3‐Dipolar Cycloadditions: Synthesis of Tetrahydropyrrolo[3,4‐ c ]pyrazoles . European Journal of Organic Chemistry 2014:8, pages 1672-1683.
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Giorgio Molteni & Alessandro Ponti. (2008) Enantiopure furo[3,4-c]pyrazole derivatives by intramolecular nitrilimine cycloaddition: a stereoselectivity rationale based upon MP2 calculations. Tetrahedron: Asymmetry 19:11, pages 1381-1384.
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A.J. Moore. 2008. Comprehensive Heterocyclic Chemistry III. Comprehensive Heterocyclic Chemistry III 65 127 .

Lara De Benassuti, Paola Del Buttero & Giorgio Molteni. (2006) Stereoselective intramolecular cycloadditions of homochiral nitrilimines as a source of enantiopure 2,3,3a,4,5,6-hexahydro-pyrrolo[3,4-c]pyrazoles. Tetrahedron: Asymmetry 17:5, pages 842-845.
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Giorgio Molteni. (2005) Stereoselective Cycloadditions of Nitrilimines as a Source of Enantiopure Heterocycles. HETEROCYCLES 65:10, pages 2513.
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Ashim Roy, Sk. Sahabuddin, Basudeb Achari & Sukhendu B. Mandal. (2005) Cyclization in situ of enose-/ynose-nitrilimines: an expedient approach to the synthesis of chiral glycopyrazoles and pyrazolonucleosides. Tetrahedron 61:2, pages 365-371.
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C. Escolano & S. Vázquez. 2005. Comprehensive Organic Functional Group Transformations II. Comprehensive Organic Functional Group Transformations II 685 704 .

Lara De Benassuti, Luisa Garanti & Giorgio Molteni. (2004) Oxygenated monoterpenes as dipolarophiles for nitrilimine cycloadditions. Tetrahedron 60:21, pages 4627-4633.
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Lara De Benassuti, Luisa Garanti & Giorgio Molteni. (2004) Stereoselective intramolecular cycloadditions of homochiral nitrilimines: synthesis of enantiopure (6S)-substituted-2,3,3a,4,5,6-hexahydro-furo[3,4-c]pyrazoles. Tetrahedron: Asymmetry 15:7, pages 1127-1131.
Crossref

Giorgio Molteni. (2004) Synthesis of the New Pyrazolo- [4,3-c]pyrrolizine Skeleton via Intramolecular Nitrilimine Cycloaddition. HETEROCYCLES 63:6, pages 1423.
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Giorgio Molteni, Gianluigi Broggini & Tullio Pilati. (2002) Diastereoselective nitrilimine cycloaddition to the CN bond of enantiopure 1,4-benzodiazepinones. Tetrahedron: Asymmetry 13:22, pages 2491-2495.
Crossref

Gianluigi Broggini, Giorgio Molteni, Tullio Pilati & Gaetano Zecchi. (2010) ChemInform Abstract: Synthesis of Enantiopure Pyrrolo[3,4‐c]pyrazole Derivatives via Intramolecular Cycloaddition of Homochiral Nitrilimines.. ChemInform 33:15.
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Larry Yet. 2002. A Critical Review of the 2001 Literature Preceded by Two Chapter on Current Heterocyclic Topics. A Critical Review of the 2001 Literature Preceded by Two Chapter on Current Heterocyclic Topics 180 199 .

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SYNTHESIS OF ENANTIOPURE PYRROLO[3,4-cPYRAZOLE DERIVATIVES VIA INTRAMOLECULAR CYCLOADDITION OF HOMO-CHIRAL NITRILIMINES

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SYNTHESIS OF ENANTIOPURE PYRROLO[3,4-cPYRAZOLE DERIVATIVES VIA INTRAMOLECULAR CYCLOADDITION OF HOMO-CHIRAL NITRILIMINES

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