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Rositca D. Nikolova

Observed names: Nikolova, R., Nikolova, Rositca D., R. D. NIKOLOVA, R. D. Nikolova, R. NIKOLOVA, R. Nikolova, Rositca Nikolova, Rositsa Nikolova, Rozitsa Nikolova
ORCID: 0000-0003-0671-0532
Observed ORCID: 0000-0003-0671-0532
OpenAlex ID: A5003606544
A comparative study of the interaction of salicylaldehydes with phosphonoacetates under Knoevenagel reaction conditions. Synthesis of 1,2-benzoxaphosphorines and their dimers
1996 · Anka Bojilova, R. Nikolova, et al. · Tetrahedron · 67
Regio- and Stereoselective [2+2] Photodimerization of 3-Substituted 2-Alkoxy-2-oxo-2H-1,2-benzoxaphosphorines
2002 · Rositca D. Nikolova, G. N. Vayssilov, et al. · Molecules · 35
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Reaction of 3-bromobenzyl and 3-bromoacetyl coumarin with phosphites. Synthesis of some new phosphonates and phosphates in the coumarin series
1998 · Rositca Nikolova, Anka Bojilova, et al. · Tetrahedron · 35
Synthesis and Chemical Properties of 3-Phosphono-coumarins and 1,2-Benzoxaphosphorins as Precursors for Bioactive Compounds
2019 · Ana I. Koleva, Nevena I. Petkova-Yankova, et al. · Molecules · 26
A new and efficient method for conjugate addition of trialkylphosphites to 3-acylsubstituted coumarins
2004 · Rositca D. Nikolova, Anka G. Bojilova, et al. · Tetrahedron · 26
Synthesis of heterocyclic methylenebisphosphonates by 1,3-dipolar cycloaddition of ethyl diazoacetate to 1,2-benzoxaphosphorin-3-phosphonates
2008 · Nevena I. Petkova, Rositca D. Nikolova, et al. · Tetrahedron · 20
Hydrogenation/Regioselective C‐Acylation Reaction of Diethyl Coumarin‐3‐phosphonate With NaBH4/Acid Anhydrides: A New One‐Pot Tandem Reaction
2006 · Nevena I. Petkova, Rositca D. Nikolova, et al. · Synthetic Communications · 19
Ring Opening Reactions of 3-Phosphonocoumarin Under Michael Reaction Conditions
2011 · Eleonora D. Ilieva, Nevena I. Petkova, et al. · Phosphorus, sulfur, and silicon and the related elements · 14
A New and Efficient Method for the Synthesis of 3,4-Disubstituted Pyrrolidine-2,5-diones
2012 · Eleonora D. Ilieva, Nevena I. Petkova, et al. · Molecules · 13
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Density functional study of the interaction of 3‐(ω‐bromoacetyl)coumarin with phosphites
2005 · Rachel Nathaniel, Tzonka Mineva, et al. · International Journal of Quantum Chemistry · 13
Individual control of singlet lifetime and triplet yield in halogen-substituted coumarin derivatives
2020 · Katrin E. Oberhofer, Mikayel Musheghyan, et al. · RSC Advances · 12
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Potassium Fluoride Promoted Reaction of 3-Acylsubsti-Tuted 2H-1-Benzopyran-2-Ones with Acid Anhydrides. An Improved Method for the Synthesis of 4-(2-Oxoalkyl)-2H-Chroman-2-Ones. Part III1
1992 · Anka Bojilova, Nestor A. Rodics, et al. · Synthetic Communications · 11
Exploring the adsorptive properties of an embryonic zeolite toward methylene blue
2025 · Rusi Rusew, Hristina Lazarova, et al. · Materials Advances · 9
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Efficient Synthesis of Fluorescent Coumarins and Phosphorous-Containing Coumarin-Type Heterocycles via Palladium Catalyzed Cross-Coupling Reactions
2022 · Rumen Lyapchev, Ana I. Koleva, et al. · Molecules · 8
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Ultrasound-Assisted Metal-Mediated Method for the Formation of Tetrahydro-3,3′-Disubstituted Biscoumarins
2018 · Ana Koleva, Nevena Petkova-Yankova, et al. · Molecules · 8
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Surface interaction and self-assembly of cyclodextrins with organic dyes
2009 · Bojidarka Ivanova, Rositca Nikolova, et al. · Journal of Inclusion Phenomena and Macrocyclic Chemistry · 7
Ethyl esters of coumarin-3-phosphonic acid and 1,2-benzoxaphosphorine-3-carboxylic acid: crystal structure, spectroscopic and theoretical elucidation
2008 · B. B. Koleva, R. D. Nikolova, et al. · Structural Chemistry · 7
Ultrasound-Assisted Conjugate Addition of Organometallic Reagents to 3-Diethylphosphonocoumarin
2016 · Rositca Nikolova, Ana Koleva, et al. · Synlett · 6
1,10-Phenanthrolinium hydrogensquarate monohydrate—A non-centrosymmetric structure from two non-chiral agents
2009 · Ts. Kolev, B.B. Koleva, et al. · Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy · 6
Theoretical elucidation of the regioselectivity in a tandem 1,4-hydride addition/acylation of diethylphosphonocoumarin
2006 · Nevena I. Petkova, Georgi N. Vayssilov, et al. · Journal of Molecular Structure THEOCHEM · 6
Computational elucidation of the reaction mechanism for synthesis of pyrrolidinedione derivatives via Nef-type rearrangement – cyclization reaction
2018 · Eleonora D. Ilieva, Galina P. Petrova, et al. · RSC Advances · 5
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Ultrafast hydrogen bond dynamics and partial electron transfer after photoexcitation of diethyl ester of 7-(diethylamino)-coumarin-3-phosphonic acid and its benzoxaphosphorin analog
2015 · M. S. Wagner, E. D. Ilieva, et al. · Physical Chemistry Chemical Physics · 5
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Theoretical and Experimental Local Reactivity Parameters of 3-Substituted Coumarin Derivatives
2014 · Nevena I. Petkova, Rositca D. Nikolova, et al. · The Journal of Physical Chemistry A · 5
Novel organic material with potential NLO application - electronic and spectroscopic properties
2008 · B.B. Koleva, T. Kolev, et al. · Open Chemistry · 5
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Substituted coumarins as ambident nucleophiles in one-pot hydrogenation/alkylation reaction
2020 · Nevena I. Petkova-Yankova, Rositca D. Nikolova · Chemical Papers · 3
Works count: 64
Citation count: 396
H-index: 11
I10-index: 12
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