Vittal Seema

ORCID: 0000-0003-2847-4200
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About
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Research Areas
  • Chemical Synthesis and Analysis
  • Synthetic Organic Chemistry Methods
  • Oxidative Organic Chemistry Reactions
  • Chemical Synthesis and Reactions
  • Synthesis and Catalytic Reactions
  • Catalytic Cross-Coupling Reactions
  • Chemical synthesis and alkaloids
  • Catalytic C–H Functionalization Methods
  • Asymmetric Synthesis and Catalysis
  • Catalytic Alkyne Reactions
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Inorganic and Organometallic Chemistry
  • Marine Toxins and Detection Methods
  • Alkaloids: synthesis and pharmacology
  • Synthesis and Biological Evaluation
  • Fluorine in Organic Chemistry
  • Vanadium and Halogenation Chemistry
  • Chemical Reactions and Isotopes
  • Organoboron and organosilicon chemistry
  • Asymmetric Hydrogenation and Catalysis

Rajiv Gandhi University of Knowledge Technologies
2022-2025

Nirma (India)
2023-2025

Indian Institute of Technology Bombay
2010-2019

Abstract Diacetoxyiodobenzene ( PhI OAc ) 2 ), commonly referred to as DAIB or phenyliodine( III diacetate PIDA is one of the most frequently used hypervalent iodines employed an oxidizing agent in organic chemistry. In this review, highlighted exclusively relation its applications synthesis involving heterocyclic ring formations and critically in‐depth examined from summer 2015 present with a specific focus on mechanistic pathway.

10.1002/jhet.4627 article EN Journal of Heterocyclic Chemistry 2023-01-27

Abstract One of the most widely utilized hypervalent iodines used as an oxidizing agent in organic chemistry is (diacetoxyiodo)benzene (PhI(OAc) 2 ), also known (DAIB), phenyliodine(III) diacetate (PIDA). In this review, authors have comprehensively and systematically presented various applications PIDA synthesis involving C−C, C‐hetero, hetero‐hetero multiple bond forms from summer 2015 to present. The role was emphasized for success particular transformation. Recent literature has produced...

10.1002/slct.202204240 article EN ChemistrySelect 2023-01-02

One of the hypervalent iodines most widely used as an oxidizing agent in organic chemistry is (diacetoxyiodo)benzene (PhI(OAc)2), also known (DAIB), phenyliodine(III) diacetate (PIDA). In this septennial mini-review, authors have concisely and systematically presented representative applications PIDA synthesis involving C-H functionalization, hetero-hetero bond formations, heterocyclic ring construction, rearrangements or migrations miscellaneous reactions along with their interesting...

10.3390/org4010001 article EN cc-by Organics 2022-12-23

Abstract: Among the several peroxides available, meta-chloroperbenzoic acid (mCPBA) plays an efficient role of oxidizing reagent and is used for many oxidative transformations, such as oxidation various functional groups, carbon-carbon, carbon-hetero bond formation, heterocyclic ring heteroarylation, cross-coupling, lactonization, dearomatization, α-oxytosylation or α-acetoxylation, C-C activation in other miscellaneous reactions. The purpose this review to critically discuss significant...

10.2174/0113852728296345240215111730 article EN Current Organic Chemistry 2024-03-14

Although a number of Lewis acids based on boron have been identified thus far, tris(pentafluorophenyl) borane [B(C6F5)3] (henceforth, BCF) has drawn the greatest interest from synthetic chemistry community. Due to its commercial availability and thermal stability, BCF thoroughly investigated in organic materials for potential as acid catalyst. The last two decades witnessed majority research synthesis, numerous novel catalytic reactivities are presently being studied. In this triennial...

10.2174/0113852728342903241115171334 article EN Current Organic Chemistry 2025-01-22

Abstract In this spotlight article, authors highlighted the applications of TEMPO in organic synthesis and catalysis starting from 2015 to date.

10.1055/a-2155-2950 article EN cc-by SynOpen 2023-08-16

Abstract: Dess-Martin periodinane (DMP) is one of the hypervalent iodines that most frequently utilized as an oxidizing agent in organic chemistry. The authors this septennial review have critically and methodically presented representative applications DMP synthesis from 2015 to present, including oxidations, dehydrogenations, hetero homo-dimerizations, aromatizations, thiocyanations, halogenations, dearylations, ring expansions, cyclizations, heterocyclic formation, other miscellaneous...

10.2174/0113852728262311231012060626 article EN Current Organic Chemistry 2023-09-01

Biaryl derivatives have been prepared by utilizing cross-enyne metathesis, Diels-Alder reaction followed aromatization. These biaryl are further functionalized via Suzuki-Miyaura cross-coupling to generate terphenyl derivatives.

10.1055/s-0030-1260315 article EN Synlett 2011-09-13

Abstract We report a simple and convenient synthetic route to cis,syn,cis triquinane frameworks under microwave irradiation conditions starting with cage diones. This is feasible because of the substituents present in precursors, which facilitate metathesis milder reaction as compared normal flash vacuum pyrolysis (∼600 °C). Isomerization double bond was realized deliver other triquinanes, are useful precursors for natural product synthesis.

10.1002/ajoc.201900432 article EN Asian Journal of Organic Chemistry 2019-09-19

: DABCO is one of the more effective basic organocatalysts/reagents that can be used for a range organic transformations, including C-H functionalization, formation hetero-hetero bonds, rearrangements, synthesis heterocyclic compounds, cyclizations and annulations, other miscellaneous reactions. This quinquennial review aims to critically perceptively address noteworthy contributions non chiral catalyst regular transformations from 2019 onward. The key areas attention were advantages limits...

10.2174/0113852728313865240528073519 article EN Current Organic Chemistry 2024-06-13

Functionalized biaryl derivatives have been prepared by applying [2+2+2] cyclotrimerization with the aid of Grubbs' first-generation catalyst (G-I). The trimerized products were subjected to Suzuki-Miyaura cross-coupling reaction sequence generate highly functionalized derivatives.

10.1055/s-0030-1260009 article EN Synthesis 2011-04-19

Abstract Organic and medicinal chemists have shown great interest in developing simple approaches for creating linear triquinane structures, as they are crucial synthesizing both natural synthetic products. Linear shows various biological characteristics like being commonly used antitumor, antibacterial, antimalarial purposes, making it a popular subject of study among chemists. These come from different sources marine organisms, plants, fungi make up significant group sesquiterpenoids. can...

10.1002/slct.202402685 article EN ChemistrySelect 2024-09-19

Abstract: Since its discovery at the beginning of 20th century, trifluoroacetic acid, commonly known as TFA, has seen extensive application in organic synthesis both a solvent and catalyst/ reagent. TFA can be used to facilitate wide variety chemical transformations, including rearrangements, functional group deprotections, condensations, hydroarylations trifluoroalkylations, among others. The decennial mini-review examines key synthetic applications from middle 2013 present, providing...

10.2174/1570193x20666230511121812 article EN Mini-Reviews in Organic Chemistry 2023-05-12

Abstract Starting from alkynes (I) or (VIII), a three‐step sequence following conditions A), B) and C) leads to formation of unsymmetrical biaryl scaffolds.

10.1002/chin.201206071 article EN ChemInform 2012-01-13
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