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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 32, 2002 - Issue 5
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Original Articles

AN UNEQUIVOCAL SYNTHESIS OF 4-METHYL-2-OXO-(2H)-PYRIDO- [1,2-a]PYRIMIDINESFootnote1*

O. P. Suri Natural Product Chemistry Division, Regional Research Laboratory, Jammu, 180 001, India
,
K. A. Suri Natural Product Chemistry Division, Regional Research Laboratory, Jammu, 180 001, India
,
B. D. Gupta Natural Product Chemistry Division, Regional Research Laboratory, Jammu, 180 001, India
&
N. K. Satti Natural Product Chemistry Division, Regional Research Laboratory, Jammu, 180 001, India
Pages 741-746 | Received 04 Jan 2001, Published online: 16 Aug 2006

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Ahmed A. Fadda, Ebrahim Abdel-Galil & Khaled M. Elattar. (2015) Chemistry of 3-Oxo-N-(pyridin-2-yl)butanamide and Related Compounds. Synthetic Communications 45:18, pages 2053-2082.
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Articles from other publishers (23)

Jianting Ma, Yinfeng Tan, Yao Tang, Xue Cui, Junyu Xu, Youbin Li & Xuesong Wang. (2022) Base‐Promoted Cascade C−N and C−C Formation: An Approach to Pyrido[1,2‐ a ]pyrimidinones from Ynones and 2‐Methylpyrimidin‐4‐ols . Asian Journal of Organic Chemistry 11:10.
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Gongutri Borah, Preetishmita Borah, Arnav Bhuyan & Bimal Krishna Banik. (2021) Facile Synthesis of Quinolines in Water. Current Organic Chemistry 25:1, pages 175-208.
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Thangavel Pavithra, E. Sankari Devi, Subbiah Nagarajan, Vellaisamy Sridharan & C. Uma Maheswari. (2019) Metal and Solvent-Free Synthesis of 2 H -Pyrido[1,2- a ]pyrimidin-2-ones Catalyzed by Elemental Sulfur . European Journal of Organic Chemistry 2019:40, pages 6884-6887.
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Kseniya V. Belyaeva, Lina P. Nikitina, Anastasiya G. Mal’kina, Andrei V. Afonin, Alexander V. Vashchenko & Boris A. Trofimov. (2019) Cyanoacetylenes as Triggers and Partners in KOH-Assisted Assemblies of Quinoline-Based Dihydropyrimido[1,2- a ]quinolin-3-ones on Water . The Journal of Organic Chemistry 84:15, pages 9726-9733.
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Khaled M. Elattar, Ramy Rabie & Mohamed M. Hammouda. (2016) Recent progress in the chemistry of bicyclic 6–6 systems: chemistry of pyrido[1,2-a]pyrimidines. Monatshefte für Chemie - Chemical Monthly 148:4, pages 601-627.
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Sulaiman N. Basahel, Nesreen S. Ahmed, Katabathini Narasimharao & Mohamed Mokhtar. (2016) Simple and efficient protocol for synthesis of pyrido[1,2-a]pyrimidin-4-one derivatives over solid heteropolyacid catalysts. RSC Advances 6:15, pages 11921-11932.
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T. A. AlanineW. R. J. D. Galloway, S. Bartlett, J. J. Ciardiello, T. M. McGuire & D. R. Spring. (2016) Concise synthesis of rare pyrido[1,2-a]pyrimidin-2-ones and related nitrogen-rich bicyclic scaffolds with a ring-junction nitrogen. Organic & Biomolecular Chemistry 14:3, pages 1031-1038.
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Subhajit Mishra & Alakananda Hajra. (2015) Copper-catalyzed oxidative annulation between 2-aminopyridine and arylidenemalononitrile leading to 4-oxo-pyrido[1,2-a]pyrimidine-3-carbonitrile. Tetrahedron Letters 56:41, pages 5651-5655.
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Yi Yi Weng, Lei Ming Ying, Qi Xu Chen & Wei Ke Su. (2012) A novel and convenient synthesis of thiazolo[3,2-a]pyrimidin-7-ones and pyrido[1,2-a]pyrimidin-2-ones using Vilsmeier reagent. Chinese Chemical Letters 23:8, pages 911-914.
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Sumati ANTHAL, Prabhu DUTT, N. K. SATTI, Rajnikant & Vivek K. GUPTA. (2012) Crystal Structure of <i>N</i>-(4-Methyl-pyridin-2-yl)-3-oxo-butyramide. X-ray Structure Analysis Online 28:0, pages 73-74.
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M. Jain. 2010. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles 529 529 .
M. Jain. 2010. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles 528 528 .
M. Jain. 2010. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles 527 527 .
M. Jain. 2010. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles 318 318 .
M. Jain. 2010. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles 295 295 .
M. Jain. 2010. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles. Chemical Shifts and Coupling Constants for Hydrogen-1, Heterocycles 1220 1220 .
I. Hermecz & L. Vasvári-Debreczy. 2008. Comprehensive Heterocyclic Chemistry III. Comprehensive Heterocyclic Chemistry III 77 217 .
M. Jain. 2007. Chemical Shifts and Coupling Constants for Carbon-13. Chemical Shifts and Coupling Constants for Carbon-13 869 869 .
M. Jain. 2007. Chemical Shifts and Coupling Constants for Carbon-13. Chemical Shifts and Coupling Constants for Carbon-13 691 691 .
M. Jain. 2007. Chemical Shifts and Coupling Constants for Carbon-13. Chemical Shifts and Coupling Constants for Carbon-13 668 668 .
M. Jain. 2007. Chemical Shifts and Coupling Constants for Carbon-13. Chemical Shifts and Coupling Constants for Carbon-13 1261 1261 .
Krishan A. Suri, Om P. Suri, Musarat Amina, Basant P. Wakhloo & Naresh K. Satti. (2003) Unequivocal total assignment of 13 C and 1 H NMR spectra of some pyrido[1,2‐ a ]pyrimidine derivatives by 2D‐NMR . Magnetic Resonance in Chemistry 41:9, pages 747-749.
Crossref
O. P. Suri, K. A. Suri, B. D. Gupta & N. K. Satti. (2010) ChemInform Abstract: An Unequivocal Synthesis of 4‐Methyl‐2‐oxo‐(2H)‐pyrido[1,2‐a]pyrimidines.. ChemInform 33:32.
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