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1

Iodine-Catalyzed Efficient Hydrophosphonylation of N -Tosyl Aldimines †

Das, Biswanath, Balasubramanyam, Penagaluri, Krishnaiah, Maddeboina, Veeranjaneyulu, Boyapati, Reddy, Gandolla Chinna

Journal:

Journal of Organic Chemistry

Année:

2009

Langue:

english

Fichier:

PDF, 94 KB

english, 2009

2

An Efficient New Method for the Synthesis of Polysubstituted Pyrroles¹

Das, Biswanath, Reddy, Gandolla, Balasubramanyam, Penagaluri, Veeranjaneyulu, Boyapati

Journal:

Année:

2010

Langue:

english

Fichier:

PDF, 83 KB

english, 2010

3

ChemInform Abstract: Benzylation and Allylation of Naphthols Using Amberlyst-15.

Biswanath Das, Boyapati Veeranjaneyulu, Maddeboina Krishnaiah, P. Balasubramanyam

Journal:

Année:

2009

Fichier:

PDF, 28 KB

2009

4

ChemInform Abstract: Novel Synthetic Methodologies. Part 186. Iodine-Catalyzed Efficient Hydrophosphonylation of N-Tosyl Aldimines.

Biswanath Das, Penagaluri Balasubramanyam, Maddeboina Krishnaiah, Boyapati Veeranjaneyulu, Gandolla Chinna Reddy

Journal:

Année:

2009

Fichier:

PDF, 23 KB

2009

5

ChemInform Abstract: Novel Synthetic Methodologies. Part 187. Synthesis of α-Aminonitriles Through Strecker Reaction of N-Tosylaldimines Using Molecular Iodine.

Biswanath Das, Penagaluri Balasubramanyam, Maddeboina Krishnaiah, Boyapati Veeranjaneyulu, Gandolla Chinna Reddy

Journal:

Année:

2010

Fichier:

PDF, 28 KB

2010

6

ChemInform Abstract: Studies on Novel Synthetic Methodologies. Part 176. Tungstophosphoric Acid-Catalyzed Imino-Diels—Alder Reaction: An Efficient One-Pot Synthesis of Pyrano- and Furanoquinoline Derivatives.

Biswanath Das, P. Balasubramanyam, Maddeboina Krishnaiah, Boyapati Veeranjaneyulu

Journal:

Année:

2010

Fichier:

PDF, 39 KB

2010

7

ChemInform Abstract: Novel Synthetic Methodologies. Part 194. Simple and Efficient Access to N-Tosyl β-Amino Ketones and Their Conversion into 2,4-Disubstituted Azetidines.

Biswanath Das, Penagaluri Balasubramanyam, Boyapati Veeranjaneyulu, Gandolla Chinna Reddy

Journal:

Année:

2010

Fichier:

PDF, 32 KB

2010

8

ChemInform Abstract: Novel Synthetic Methodologies. Part 198. An Efficient, One-Pot, Multicomponent Synthesis of β-Acetamido Carbonyl Compounds Using Cyanuric Chloride in an Aqueous Medium.

Biswanath Das, Malampati Srilatha, Boyapati Veeranjaneyulu, Bethapudi Rama Rao

Journal:

Année:

2010

Fichier:

PDF, 32 KB

2010

9

ChemInform Abstract: Studies on Novel Synthetic Methodologies. Part 283. An Efficient New Method for the Synthesis of Polysubstituted Pyrroles.

Biswanath Das, Gandolla Chinna Reddy, Penagaluri Balasubramanyam, Boyapati Veeranjaneyulu

Journal:

Année:

2010

Fichier:

PDF, 24 KB

2010

10

ChemInform Abstract: Novel Synthetic Methodologies. A Mild and Efficient Catalytic Mannich-Type Reaction as a Simple Access to N-Benzyloxycarbonyl β-Amino Ketones

Biswanath Das, Gandolla Chinna Reddy, Penagaluri Balasubramanyam, Boyapati Veeranjaneyulu

Journal:

Année:

2010

Fichier:

PDF, 25 KB

2010

11

ChemInform Abstract: Efficient Synthesis of β-Hydroxy Sulfides and β-Hydroxy Sulfoxides Catalyzed by Cu/MgO under Solvent-Free Conditions.

Biswanath Das, Penagaluri Balasubramanyam, Maddeboina Krishnaiah, Boyapati Veeranjaneyulu, Dega Sudhakar

Journal:

Année:

2010

Fichier:

PDF, 37 KB

2010

12

ChemInform Abstract: Novel Synthetic Methodologies. Part 206. Molybdenum- and Tungsten-Based Coordination Polymers as Catalysts for an Efficient and Rapid Synthesis of Hexahydro-5-oxoquinoline-3-carboxylates and 1,4-Dihydropyridine-3,5-dicarboxylates.

Biswanath Das, Malampati Srilatha, Boyapati Veeranjaneyulu, Boddu Shashi Kanth

Journal:

Année:

2011

Fichier:

PDF, 38 KB

2011

13

An Efficient Stereoselective Total Synthesis of Synargentolide A and Its Epimer

Biswanath Das, Penagaluri Balasubramanyam, Boyapati Veeranjaneyulu, Gandolla Chinna Reddy

Journal:

Helvetica Chimica Acta

Année:

2011

Langue:

english

Fichier:

PDF, 132 KB

english, 2011

14

Molybdenum- and Tungsten-Based Coordination Polymers as Catalysts for an Efficient and Rapid Synthesis of Hexahydro-5-oxoquinoline-3-carboxylates and 1,4-Dihydropyridine-3,5-dicarboxylates

Biswanath Das, Malampati Srilatha, Boyapati Veeranjaneyulu, Boddu Shashi Kanth

Journal:

Helvetica Chimica Acta

Année:

2011

Langue:

english

Fichier:

PDF, 143 KB

english, 2011

15

Synthesis of gem-dihydroperoxides from ketones using silica-supported sodium hydrogen sulfate as a heterogeneous catalyst

Biswanath Das, Boyapati Veeranjaneyulu, Maddeboina Krishnaiah, P. Balasubramanyam

Journal:

Journal of Molecular Catalysis A: Chemical

Année:

2008

Langue:

english

Fichier:

PDF, 177 KB

english, 2008

16

A simple and efficient synthesis of gem-dihydroperoxides from ketones using aqueous hydrogen peroxide and catalytic ceric ammonium nitrate

Biswanath Das, Maddeboina Krishnaiah, Boyapati Veeranjaneyulu, Bommena Ravikanth

Journal:

Tetrahedron Letters

Année:

2007

Langue:

english

Fichier:

PDF, 135 KB

english, 2007

17

Stereoselective total synthesis of (+)-strictifolione and (6R)-6[(E,4R,6R)-4,6-dihydro-10-phenyl-1-decenyl)-5,6-dihydro-2H-2-pyrone

Biswanath Das, Boyapati Veeranjaneyulu, Penagaluri Balasubramanyam, Malampati Srilatha

Journal:

Tetrahedron: Asymmetry

Année:

2010

Langue:

english

Fichier:

PDF, 599 KB

english, 2010

18

A remarkably simple N-formylation of anilines using polyethylene glycol

Biswanath Das, Maddeboina Krishnaiah, P. Balasubramanyam, Boyapati Veeranjaneyulu, D. Nandan Kumar

Journal:

Tetrahedron Letters

Année:

2008

Langue:

english

Fichier:

PDF, 122 KB

english, 2008

19

Stereoselective Total Synthesis of Botryolide E

Boyapati Veeranjaneyulu, Malampati Srilatha, Gandolla Chinna Reddy, Biswanath Das

Journal:

Helvetica Chimica Acta

Année:

2012

Langue:

english

Fichier:

PDF, 157 KB

english, 2012

20

Tungstophosphoric Acid–Catalyzed Imino-Diels–Alder Reaction: An Efficient One-Pot Synthesis of Pyrano- and Furanoquinoline Derivatives

Das, Biswanath, Balasubramanyam, P., Krishnaiah, Maddeboina, Veeranjaneyulu, Boyapati

Journal:

Synthetic Communications

Année:

2009

Langue:

english

Fichier:

PDF, 159 KB

english, 2009

21

Stereoselective Total Synthesis of Passifloricin A

Reddy, Cheruku Ravindra, Veeranjaneyulu, Boyapati, Nagendra, Siddavatam, Das, Biswanath

Journal:

Helvetica Chimica Acta

Année:

2013

Langue:

english

Fichier:

PDF, 190 KB

english, 2013

22

Simple and Efficient Access to N -Tosyl β-Amino Ketones and Their Conversion into 2,4-Disubstituted Azetidines †

Das, Biswanath, Balasubramanyam, Penagaluri, Veeranjaneyulu, Boyapati, Chinna Reddy, Gandolla

Journal:

Journal of Organic Chemistry

Année:

2009

Langue:

english

Fichier:

PDF, 861 KB

english, 2009

23

Benzylation and Allylation of Naphthols Using Amberlyst-15

Das, Biswanath, Veeranjaneyulu, Boyapati, Krishnaiah, Maddeboina, Balasubramanyam, P.

Journal:

Synthetic Communications

Année:

2009

Langue:

english

Fichier:

PDF, 241 KB

english, 2009

24

Efficient Synthesis of β-Hydroxy Sulfides and β-Hydroxy Sulfoxides Catalyzed by Cu/MgO Under Solvent-Free Conditions

Das, Biswanath, Balasubramanyam, Penagaluri, Krishnaiah, Maddeboina, Veeranjaneyulu, Boyapati, Sudhakar, Dega

Journal:

Synthetic Communications

Année:

2010

Langue:

english

Fichier:

PDF, 267 KB

english, 2010

25

An Efficient, One-Pot, Multicomponent Synthesis of β-Acetamido Carbonyl Compounds Using Cyanuric Chloride in an Aqueous Medium¹

Das, Biswanath, Srilatha, Malampati, Veeranjaneyulu, Boyapati, Rama Rao, Bethapudi

Journal:

Année:

2010

Langue:

english

Fichier:

PDF, 77 KB

english, 2010

26

A Mild and Efficient Catalytic Mannich-Type Reaction as a Simple Access to N-Benzyloxycarbonyl β-Amino Ketones¹

Das, Biswanath, Reddy, Gandolla, Balasubramanyam, Penagaluri, Veeranjaneyulu, Boyapati

Journal:

Année:

2010

Langue:

english

Fichier:

PDF, 103 KB

english, 2010

27

Synthesis of α-Aminonitriles through Strecker Reaction of N-Tosylaldimines Using Molecular Iodine¹

Das, Biswanath, Balasubramanyam, Penagaluri, Krishnaiah, Maddeboina, Veeranjaneyulu, Boyapati, Reddy, Gandolla

Journal:

Année:

2009

Langue:

english

Fichier:

PDF, 88 KB

english, 2009

28

Zirconium tetrachloride catalysed synthesis of symmetric and unsymmetric ethers from secondary benzylic alcohols

Das, Biswanath, Krishnaiah, Maddeboina, Veeranjaneyulu, Boyapati, Srinivas, Yallamalla

Journal:

Journal of Chemical Research

Année:

2007

Langue:

english

Fichier:

PDF, 323 KB

english, 2007

29

Improved facile synthesis of α-amino phosphonates by the reaction of α-amido sulfones with dialkyl trimethyl silyl phosphites catalyzed by Fe(III) chloride

Veeranjaneyulu, Boyapati, Das, Biswanath

Journal:

Synthetic Communications

Année:

2017

Langue:

english

Fichier:

PDF, 349 KB

english, 2017