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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 24, 1994 - Issue 22
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Original Articles

Chemoselective Reduction of Vinylogous Thioesters of Thiochromones

Pradeep Kumar Division of Organic Chemistry, Technology National Chemical Laboratory, Pune, 411 008, India
,
Ashok T. Rao Division of Organic Chemistry, Technology National Chemical Laboratory, Pune, 411 008, India
&
Bipin Pandey Division of Organic Chemistry, Technology National Chemical Laboratory, Pune, 411 008, India
Pages 3297-3306 | Received 01 Apr 1994, Published online: 23 Sep 2006

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Somepalli Venkateswarlu, Gandrotu Narasimha Murty, Meka Satyanarayana & Vidavalur Siddaiah. (2020) Competitive cascade cyclization of 2′-tosyloxychalcones: An easy access to thioflavones and thioaurones. Synthetic Communications 50:15, pages 2347-2354.
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Rajesh K. Pandey, R. D. Wakharkar & Pradeep Kumar. (2005) Wittig–Horner Approach for the Synthesis of Tamoxifen. Synthetic Communications 35:21, pages 2795-2800.
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Rajesh K. Pandey, Rajesh K. Upadhyay, Sandip S. Shinde & Pradeep Kumar. (2004) Synthesis of (−)‐Mintlactone via Intramolecular Wittig–Horner Reaction. Synthetic Communications 34:13, pages 2323-2329.
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Articles from other publishers (21)

Ling Meng & Jun Wang. (2023) Research Progress on Synthesis of Thioflavonoids. Chinese Journal of Organic Chemistry 43:3, pages 873.
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Jae In Lee. (2021) Synthetic Approaches to 2‐Alkylthiochroman ‐4‐ones and Thioflavanones . Bulletin of the Korean Chemical Society 42:6, pages 852-862.
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Tania J. Bellinger, Teavian Harvin, Ti’Bran Pickens-Flynn, Nataleigh Austin, Samuel H. Whitaker, Mai Ling C. Tang Yuk Tutein, Dabria T. Hukins, Nichele Deese & Fenghai Guo. (2020) Conjugate Addition of Grignard Reagents to Thiochromones Catalyzed by Copper Salts: A Unified Approach to Both 2-Alkylthiochroman-4-One and Thioflavanone. Molecules 25:9, pages 2128.
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Shekinah Bass, Dynasty Parker, Tania Bellinger, Aireal Eaton, Angelica Dibble, Kaata Koroma, Sylvia Sekyi, David Pollard & Fenghai Guo. (2018) Development of Conjugate Addition of Lithium Dialkylcuprates to Thiochromones: Synthesis of 2-Alkylthiochroman-4-ones and Additional Synthetic Applications. Molecules 23:7, pages 1728.
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Vyacheslav Ya. Sosnovskikh. (2018) Synthesis and properties of 2-mono- and 2,3-disubstituted thiochromones. Russian Chemical Reviews 87:1, pages 49-88.
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Fenghai Guo, Malcolm C. Jeffries, Briana N. Graves, Shekinah A. Graham, David A. Pollard, Gehao Pang & Henry Y. Chen. (2017) A rapid entry into thioflavanones via conjugate additions of diarylcuprates to thiochromones. Tetrahedron 73:39, pages 5745-5750.
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Ling Meng, Ming Yu Jin & Jun Wang. (2016) Rh-Catalyzed Conjugate Addition of Arylzinc Chlorides to Thiochromones: A Highly Enantioselective Pathway for Accessing Chiral Thioflavanones. Organic Letters 18:19, pages 4986-4989.
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Subramani Sangeetha, Pandi Muthupandi & Govindasamy Sekar. (2015) Copper-Catalyzed Domino Synthesis of 2-Arylthiochromanones through Concomitant C–S Bond Formations Using Xanthate as Sulfur Source. Organic Letters 17:24, pages 6006-6009.
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Jae In Lee & Jin Sun Choi. (2015) Practical and Versatile Synthesis of Thioflavones from 2-Bromobenzoyl Chlorides. Journal of the Korean Chemical Society 59:3, pages 253-256.
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S.P. Thomas & M.D. Greenhalgh. 2014. Comprehensive Organic Synthesis II. Comprehensive Organic Synthesis II 564 604 .
Jae-In Lee. (2012) An Efficient Synthesis of Heterocyclic Analogues of Thioflavones from Haloheteroaromatic Acids. Bulletin of the Korean Chemical Society 33:4, pages 1375-1378.
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Jae-In Lee & Min-Jung Kim. (2011) A Practical Synthesis of Thioflavones and Heterocyclic Analogues by Intramolecular Rearrangement of S-2-Acetophenyl Benzothioates as a Key Step. Bulletin of the Korean Chemical Society 32:4, pages 1383-1386.
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. (2009) An Efficient Synthesis of 2-Phenyl-4H-1-benzothiopyran-4-ones from Thiosalicylic Acid. Bulletin of the Korean Chemical Society 30:3, pages 710-712.
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. (2008) A New Synthesis of Thioflavanones from Thiosalicylic Acid. Bulletin of the Korean Chemical Society 29:6, pages 1263-1265.
Crossref
Pradeep Kumar & Mandar S Bodas. (2001) A new synthesis of 4H-1-benzothiopyran-4-ones using (trimethylsilyl)methylenetriphenylphosphorane. Tetrahedron 57:48, pages 9755-9758.
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Akbar Ali, Viqar Uddin Ahmad & Jürgen Liebscher. (2001) Stereoselective Synthesis of Thiochroman-4-ones by Ring Transformation of Chiral 5-Ylidene-1,3-dioxan-4-ones with 2-Bromothiophenol via Bromo−Lithium Exchange. European Journal of Organic Chemistry 2001:3, pages 529-535.
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Anton W. Jensen, Joan Manczuk, David Nelson, Onalee Caswell & Steven A. Fleming. (2009) Preparation of thiochromans via thermal cyclization . Journal of Heterocyclic Chemistry 37:6, pages 1527-1531.
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Pradeep Kumar & K. Saravanan. (1998) Facile synthesis of unsaturated lactones via intramolecular Wittig reaction. Tetrahedron 54:10, pages 2161-2168.
Crossref
Kristen L. French, April J. Angel, Angela R. Williams, Douglas R. Hurst & Charles F. Beam. (2009) A new preparation of substituted 4 H ‐1‐benzothiopyran‐4‐ones from c(α) N ‐benzoylhydrazones or c(α) N ‐carboalkoxyhydrazones and methyl thiosalicylate . Journal of Heterocyclic Chemistry 35:1, pages 45-48.
Crossref
G. Pattenden, J. I. G. Cadogan & S. V. LeyG. Pattenden, J. I. G. Cadogan & S. V. Ley. 1997. Dictionary of Organic Compounds. Dictionary of Organic Compounds 85 134 .
P. KUMAR, A. T. RAO & B. PANDEY. (2010) ChemInform Abstract: Chemoselective Reduction of Vinylogous Thioesters of Thiochromones.. ChemInform 26:19.
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