Publications
Selected publications
- Synthesis of chiral piperidines from pyridinium salts via rhodium-catalysed transfer hydrogenation (Journal article - 2022)
- Modular Construction of Protected 1,2/1,3-Diols, -Amino Alcohols, and -Diamines via Catalytic Asymmetric Dehydrative Allylation: An Application to Synthesis of Sphingosine (Journal article - 2017)
- Efficient iodine catalyzed three components domino reaction for the synthesis of 1-((phenylthio)(phenyl)methyl)pyrrolidin-2-one derivatives possessing anticancer activities (Journal article - 2012)
- Bisamidine–Cu(I)-catalyzed C-Allylation of 1,3-Dicarbonyl Compounds with Simple Cyclic Alkenes Using Di-<i>tert</i>-butyl Peroxide (Journal article - 2018)
- Tuning the Electronic Properties of 2-Cyano-3-phenylacrylamide Derivatives (Journal article - 2015)
- Synthesis of highly functionalized strained bicyclic dilactam derivatives (Journal article - 2018)
2024
Reductive Transamination of Pyridinium Salts to N-Aryl Piperidines.
Chen, Z., Song, G., Qi, L., Gunasekar, R., Aïssa, C., Robertson, C., . . . Xiao, J. (2024). Reductive Transamination of Pyridinium Salts to N-Aryl Piperidines.. The Journal of organic chemistry, 89(13), 9352-9359. doi:10.1021/acs.joc.4c00493
2022
Synthesis of chiral piperidines from pyridinium salts via rhodium-catalysed transfer hydrogenation
Wu, J., Chen, Z., Barnard, J. H., Gunasekar, R., Pu, C., Wu, X., . . . Xiao, J. (2022). Synthesis of chiral piperidines from pyridinium salts via rhodium-catalysed transfer hydrogenation. Nature Catalysis. doi:10.1038/s41929-022-00857-5
Recent Developments in Enantio- and Diastereoselective Hydrogenation of N-Heteroaromatic Compounds
Gunasekar, R., Goodyear, R. L., Silvestri, I. P., & Xiao, J. (2022). Recent Developments in Enantio- and Diastereoselective Hydrogenation of N-Heteroaromatic Compounds. Organic & Biomolecular Chemistry. doi:10.1039/d1ob02331d
2018
Bisamidine–Cu(I)-catalyzed C-Allylation of 1,3-Dicarbonyl Compounds with Simple Cyclic Alkenes Using Di-<i>tert</i>-butyl Peroxide
Tanaka, S., Ramachandran, G., Hori, Y., & Kitamura, M. (2018). Bisamidine–Cu(I)-catalyzed C-Allylation of 1,3-Dicarbonyl Compounds with Simple Cyclic Alkenes Using Di-<i>tert</i>-butyl Peroxide. Chemistry Letters, 47(12), 1486-1489. doi:10.1246/cl.180741
Synthesis of highly functionalized strained bicyclic dilactam derivatives
Muralidharan, V. P., Gunasekar, R., & Iyer, S. K. (2018). Synthesis of highly functionalized strained bicyclic dilactam derivatives. Synthetic Communications, 48(13), 1671-1677. doi:10.1080/00397911.2018.1459719
2017
Modular Construction of Protected 1,2/1,3-Diols, -Amino Alcohols, and -Diamines via Catalytic Asymmetric Dehydrative Allylation: An Application to Synthesis of Sphingosine
Tanaka, S., Gunasekar, R., Tanaka, T., Iyoda, Y., Suzuki, Y., & Kitamura, M. (2017). Modular Construction of Protected 1,2/1,3-Diols, -Amino Alcohols, and -Diamines via Catalytic Asymmetric Dehydrative Allylation: An Application to Synthesis of Sphingosine. JOURNAL OF ORGANIC CHEMISTRY, 82(17), 9160-9170. doi:10.1021/acs.joc.7b01181
2015
Tuning the Electronic Properties of 2-Cyano-3-phenylacrylamide Derivatives
Gunasekar, R., Thamaraiselvi, P., Rathore, R. S., Sathiyanarayanan, K. I., & Easwaramoorthi, S. (2015). Tuning the Electronic Properties of 2-Cyano-3-phenylacrylamide Derivatives. JOURNAL OF ORGANIC CHEMISTRY, 80(24), 12351-12358. doi:10.1021/acs.joc.5b02226
Dual Behavior of Ammonium Acetate for the Synthesis of Diverse Symmetrical/Unsymmetrical Bis[1,3]oxazines Possessing Anticancer Activity
Ramachandran, G., Sathiyanarayanan, K. I., Sathishkumar, M., Rathore, R. S., & Giridharan, P. (2015). Dual Behavior of Ammonium Acetate for the Synthesis of Diverse Symmetrical/Unsymmetrical Bis[1,3]oxazines Possessing Anticancer Activity. SYNTHETIC COMMUNICATIONS, 45(19), 2227-2239. doi:10.1080/00397911.2015.1074696
DOMINO REACTION FOR THE SYNTHESIS OF HIGHLY FUNCTIONALIZED TRIAZATRICYCLO[6.2.2.0<SUP>1,6</SUP>] DODECANE
Ramachandran, G., & Sathiyanarayanan, K. I. (2015). DOMINO REACTION FOR THE SYNTHESIS OF HIGHLY FUNCTIONALIZED TRIAZATRICYCLO[6.2.2.0<SUP>1,6</SUP>] DODECANE. SYNTHETIC COMMUNICATIONS, 45(6), 760-767. doi:10.1080/00397911.2014.987352
Dearomatization Strategies of Heteroaromatic Compounds
Ramachandran, G., & Sathiyanarayanan, K. (2015). Dearomatization Strategies of Heteroaromatic Compounds. Current Organocatalysis, 2(1), 14-26. doi:10.2174/2213337201666141110222735
2014
Eco-efficient, Chemoselective, and Rapid Access to Aminals from Lactams Using Recyclable Silica-supported FeCl<sub>3</sub> Catalyst in Green Solvent
Ramachandran, G., Mandlimath, T. R., Sathesh, V., Umamahesh, B., & Sathiyanarayanan, K. I. (2014). Eco-efficient, Chemoselective, and Rapid Access to Aminals from Lactams Using Recyclable Silica-supported FeCl<sub>3</sub> Catalyst in Green Solvent. CHEMISTRY LETTERS, 43(10), 1631-1633. doi:10.1246/cl.140624
Cyclododecanone as a recyclable protecting group for the synthesis of highly functionalized 3-amino-2-thiohydantoins from conventional starting materials
Sathishkumar, M., Ramachandran, G., & Sathiyanarayanan, K. I. (2014). Cyclododecanone as a recyclable protecting group for the synthesis of highly functionalized 3-amino-2-thiohydantoins from conventional starting materials. RSC ADVANCES, 4(17), 8498-8501. doi:10.1039/c3ra47680d
Four component domino reaction for the synthesis of highly functionalized dimeric tetracyclic dilactam fluorophores: H-bond aided self-assembly
Ramachandran, G., Raman, A., Easwaramoorthi, S., Rathore, R. S., & Sathiyanarayanan, K. (2014). Four component domino reaction for the synthesis of highly functionalized dimeric tetracyclic dilactam fluorophores: H-bond aided self-assembly. RSC ADVANCES, 4(55), 29276-29280. doi:10.1039/c4ra03622k
Green Trends in Mannich Reaction
Sreevalli, W., Ramachandran, G., Madhuri, W., & Sathiyanarayanan, K. I. (2014). Green Trends in Mannich Reaction. MINI-REVIEWS IN ORGANIC CHEMISTRY, 11(1), 97-115. doi:10.2174/1570193X113106660019
2013
A green approach for the one-pot multi-component synthesis of <i>N</i>-substituted γ, δ and ε-lactams involving C-N bond formation catalyzed by FeCl<sub>3</sub>
Sathesh, V., Sathishkumar, M., Ramachandran, G., Rathore, R. S., & Sathiyanarayanan, K. I. (2013). A green approach for the one-pot multi-component synthesis of <i>N</i>-substituted γ, δ and ε-lactams involving C-N bond formation catalyzed by FeCl<sub>3</sub>. RSC ADVANCES, 3(45), 23035-23045. doi:10.1039/c3ra44472d
Efficient iodine catalyzed chemoselective synthesis of aminals-an access to <i>N</i>,<i>N</i>-acetals by the addition of lactams to <i>N</i>-acyl imines
Ramachandran, G., & Sathiyanarayanan, K. I. (2013). Efficient iodine catalyzed chemoselective synthesis of aminals-an access to <i>N</i>,<i>N</i>-acetals by the addition of lactams to <i>N</i>-acyl imines. TETRAHEDRON LETTERS, 54(49), 6758-6763. doi:10.1016/j.tetlet.2013.10.009
ChemInform Abstract: Synthesis and Molecular Structure of New Macro Acyclic Mannich Derivatives: Symmetrical and Unsymmetrical 2‐[(E)‐(Benzylideneamino)(aryl)methyl]cyclododecanone.
Karthikeyan, N. S., Gunasekar, R., Sathiyanarayanan, K. I., & Ravindaranath, R. (2013). ChemInform Abstract: Synthesis and Molecular Structure of New Macro Acyclic Mannich Derivatives: Symmetrical and Unsymmetrical 2‐[(E)‐(Benzylideneamino)(aryl)methyl]cyclododecanone.. ChemInform, 44(2). doi:10.1002/chin.201302078
2012
ChemInform Abstract: Efficient Iodine Catalyzed Three Components Domino Reaction for the Synthesis of 1‐((Phenylthio)(phenyl)methyl)pyrrolidin‐2‐one Derivatives Possessing Anticancer Activities.
Ramachandran, G., Karthikeyan, N. S., Giridharan, P., & Sathiyanarayanan, K. I. (2012). ChemInform Abstract: Efficient Iodine Catalyzed Three Components Domino Reaction for the Synthesis of 1‐((Phenylthio)(phenyl)methyl)pyrrolidin‐2‐one Derivatives Possessing Anticancer Activities.. ChemInform, 43(52). doi:10.1002/chin.201252103
SYNTHESIS AND MOLECULAR STRUCTURE OF NEW MACRO ACYCLIC MANNICH DERIVATIVES: SYMMETRICAL AND UNSYMMETRICAL 2-[(E)-(BENZYLIDENEAMINO)(ARYL)METHYL] CYCLODODECANONE
Karthikeyan, N. S., Gunasekar, R., Sathiyanarayanan, K. I., & Ravindaranath, R. (2012). SYNTHESIS AND MOLECULAR STRUCTURE OF NEW MACRO ACYCLIC MANNICH DERIVATIVES: SYMMETRICAL AND UNSYMMETRICAL 2-[(E)-(BENZYLIDENEAMINO)(ARYL)METHYL] CYCLODODECANONE. SYNTHETIC COMMUNICATIONS, 42(23), 3429-3440. doi:10.1080/00397911.2011.584023
Efficient iodine catalyzed three components domino reaction for the synthesis of 1-((phenylthio)(phenyl)methyl)pyrrolidin-2-one derivatives possessing anticancer activities
Ramachandran, G., Karthikeyan, N. S., Giridharan, P., & Sathiyanarayanan, K. I. (2012). Efficient iodine catalyzed three components domino reaction for the synthesis of 1-((phenylthio)(phenyl)methyl)pyrrolidin-2-one derivatives possessing anticancer activities. ORGANIC & BIOMOLECULAR CHEMISTRY, 10(28), 5343-5346. doi:10.1039/c2ob25530h
LaCl<sub>3</sub>•7H<sub>2</sub>O as an Efficient Catalyst for One-Pot Synthesis of Highly Functionalized Piperidines via Multi-component Organic Reactions
Umamahesh, B., Sathesh, V., Ramachandran, G., Sathishkumar, M., & Sathiyanarayanan, K. (2012). LaCl<sub>3</sub>•7H<sub>2</sub>O as an Efficient Catalyst for One-Pot Synthesis of Highly Functionalized Piperidines via Multi-component Organic Reactions. CATALYSIS LETTERS, 142(7), 895-900. doi:10.1007/s10562-012-0829-x
1,1'-[(2-Bromo-phen-yl)-methyl-ene]-dipyrrolidin-2-one.
Li, H. -Q., Ramachandran, G., Satheesh, V., Sathiyanarayanan, K., & Rathore, R. S. (2012). 1,1'-[(2-Bromo-phen-yl)-methyl-ene]-dipyrrolidin-2-one.. Acta crystallographica. Section E, Structure reports online, 68(Pt 3), o768. doi:10.1107/s1600536812006277
1-Meth-oxy-4-({[(4-meth-oxy-phen-yl)-sulfan-yl](phen-yl)meth-yl}sulfan-yl)benzene.
Li, H., Ramachandran, G., Sathishkumar, M., Sathiyanarayanan, K., & Rathore, R. S. (2012). 1-Meth-oxy-4-({[(4-meth-oxy-phen-yl)-sulfan-yl](phen-yl)meth-yl}sulfan-yl)benzene.. Acta crystallographica. Section E, Structure reports online, 68(Pt 3), o782. doi:10.1107/s1600536812006320
Direct <i>anti</i> and regio-specific aldol reactions of cyclododecanone catalyzed by alkali metal hydroxides: implications for supramolecular helical design
Sathesh, V., Umamahesh, B., Ramachandran, G., Rathore, R. S., & Sathiyanarayanan, K. I. (2012). Direct <i>anti</i> and regio-specific aldol reactions of cyclododecanone catalyzed by alkali metal hydroxides: implications for supramolecular helical design. NEW JOURNAL OF CHEMISTRY, 36(11), 2292-2301. doi:10.1039/c2nj40499k
Selective Synthesis and Structural Confirmation of 1,3-Oxazines and Schiff Bases with Controllable Substitution Patterns
Karthikeyan, N. S., Ramachandran, G., Rathore, R. S., & Sathiyanarayanan, K. I. (2012). Selective Synthesis and Structural Confirmation of 1,3-Oxazines and Schiff Bases with Controllable Substitution Patterns. ASIAN JOURNAL OF ORGANIC CHEMISTRY, 1(2), 173-179. doi:10.1002/ajoc.201200027
2010
3-(7,8,13,14-Tetrahydrodibenzo[<i>a</i>,<i>i</i>]phenanthridin-5-yl)benzene-1,2-diol
Karthikeyan, N. S., Ramachandran, G., Sathiyanarayanan, K., Raghavaiah, P., & Rathore, R. S. (2010). 3-(7,8,13,14-Tetrahydrodibenzo[<i>a</i>,<i>i</i>]phenanthridin-5-yl)benzene-1,2-diol. ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 66, O1753-OU141. doi:10.1107/S1600536810023688