Alakesh Bisai: search on Z-Library

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1

Enantioselective construction of vicinal all-carbon quaternary centers via catalytic double asymmetric decarboxylative allylation

Ghosh, Santanu, Bhunia, Subhajit, Kakde, Badrinath N., De, Subhadip, Bisai, Alakesh

Journal:

Chemical Communications

Year:

2014

Language:

english

File:

PDF, 1.66 MB

english, 2014

2

Lewis-Acid-Catalysed Reaction of 3-Hydroxy-2-oxindoles with Terminal Alkynes: Synthetic Approaches to the Pyrroloindoline Alkaloids

Kinthada, Lakshmana K., Babu, K. Naresh, Padhi, Dikshaa, Bisai, and Alakesh

Journal:

European Journal of Organic Chemistry

Year:

2017

Language:

english

File:

PDF, 3.27 MB

english, 2017

3

Diels-Alder Reactions in Creating Complexity in Higher Order Isoprenoids: Proposed Biosynthesis and Biomimetic Total Syntheses

Bisai, Alakesh, Bisai, Vishnumaya

Journal:

Asian Journal of Organic Chemistry

Year:

2018

Language:

english

File:

PDF, 3.17 MB

english, 2018

4

Pd(0)-Catalyzed Chemoselective Deacylative Alkylations (DaA) of N-Acyl-2-oxindoles: Total Syntheses of Pyrrolidino[2,3-b]indoline Alkaloids, (±)-Deoxyeseroline and (±)-Esermethole

Kumar, Nivesh, Gavit, Vipin R., Maity, Arindam, Bisai, Alakesh

Journal:

Journal of Organic Chemistry

Year:

2018

Language:

english

File:

PDF, 2.20 MB

english, 2018

5

Development of catalytic deacylative alkylations (DaA) of 3-acyl-2-oxindoles: total synthesis of meso-chimonanthine and related alkaloids

Kumar, Nivesh, Das, Mrinal Kanti, Ghosh, Santanu, Bisai, Alakesh

Journal:

Chemical Communications

Year:

2017

Language:

english

File:

PDF, 750 KB

english, 2017

6

Catalytic N-Deacylative Alkylation Approach to Hexahydropyrrolo[2,3-b]indole Alkaloids

Kumar, Nivesh, Maity, Arindam, Gavit, Vipin R., Bisai, Alakesh

Journal:

Chemical Communications

Year:

2018

Language:

english

File:

PDF, 810 KB

english, 2018

7

Enantioselective one-pot three-component synthesis of propargylamines catalyzed by copper(I)–pyridine bis-(oxazoline) complexes

Alakesh Bisai, Vinod K. Singh

Journal:

Year:

2012

Language:

english

File:

PDF, 558 KB

english, 2012

8

Cu(II)-tBu-PHOX Catalyzed Enantioselective Malonate Addition onto 3-Hydroxy 2-Oxindoles: Application in the Synthesis of Dimeric Pyrroloindoline Alkaloids

Babu, K Naresh, Kinthada, Lakshmana K., Das, Partha Pratim, Bisai, Alakesh

Journal:

Chemical Communications

Year:

2018

Language:

english

File:

PDF, 1.76 MB

english, 2018

9

2-Aryl-N-tosylazetidines as Formal 1,4-Dipoles for [4 + 2] Cycloaddition Reactions with Nitriles: An Easy Access to tetrahydropyrimidine Derivatives.

B. A. Bhanu Prasad, Alakesh Bisai, Vinod K. Singh

Journal:

Year:

2005

File:

PDF, 25 KB

2005

10

Imino-ene reaction of N-tosyl arylaldimines with α-methylstyrene: application in the synthesis of important amines

Manoj K. Pandey, Alakesh Bisai, Ankur Pandey, Vinod K. Singh

Journal:

Tetrahedron Letters

Year:

2005

Language:

english

File:

PDF, 103 KB

english, 2005

11

ChemInform Abstract: Enantioselective One-Pot Three-Component Synthesis of Propargylamines Catalyzed by Copper(I)—Pyridine Bis-(oxazoline) Complexes.

Alakesh Bisai, Vinod K. Singh

Journal:

Year:

2012

File:

PDF, 50 KB

2012

12

FeCl3-Catalyzed Allylation Reactions onto 3-Hydroxy 2-Oxindoles: Formal Total Syntheses of Bis-Cyclotryptamine Alkaloids, (±)-Chimonanthine and (±)-Folicanthine

KINTHADA, Lakshmana Kumar, Medisetty, Sai Raghavendra, Parida, Amarchand, Babu, K. Naresh, Bisai, Alakesh

Journal:

Journal of Organic Chemistry

Year:

2017

Language:

english

File:

PDF, 942 KB

english, 2017

13

Synthesis of Chiral Non-racemic 1,2-Diamines from O-Acetyl Mandelic Acid: Application in Enantioselective Deprotonation of Epoxides and Diethylzinc Addition to Aldehydes.

P. Saravanan, Alakesh Bisai, S. Baktharaman, M. Chandrasekhar, Vinod K. Singh

Journal:

Year:

2002

Language:

english

File:

PDF, 35 KB

english, 2002

14

DDQ-mediated Direct Intramolecular-Dehydrogenative-Coupling (IDC): Expeditious Approach to the Tetracyclic Core of Ergot Alkaloids

Bhunia, Subhajit, Ghosh, Santanu, Dey, Dhananjay, Bisai, Alakesh

Journal:

Organic Letters

Year:

2013

Language:

english

File:

PDF, 1.09 MB

english, 2013

15

Intramolecular Dehydrogenative Coupling of sp 2 C–H and sp 3 C–H Bonds: An Expeditious Route to 2-Oxindoles

Ghosh, Santanu, De, Subhadip, Kakde, Badrinath N., Bhunia, Subhajit, Adhikary, Amit, Bisai, Alakesh

Journal:

Organic Letters

Year:

2012

Language:

english

File:

PDF, 885 KB

english, 2012

16

Expeditious Approach to Pyrrolophenanthridones, Phenanthridines, and Benzo[ c ]phenanthridines via Organocatalytic Direct Biaryl-Coupling Promoted by Potassium tert -Butoxide

De, Subhadip, Mishra, Sourabh, Kakde, Badrinath N., Dey, Dhananjay, Bisai, Alakesh

Journal:

Journal of Organic Chemistry

Year:

2013

Language:

english

File:

PDF, 5.07 MB

english, 2013

17

Acid-catalyzed reactions of 3-hydroxy-2-oxindoles with electron-rich substrates: synthesis of 2-oxindoles with all-carbon quaternary center

Kinthada, Lakshmana K., Ghosh, Santanu, De, Subhadip, Bhunia, Subhajit, Dey, Dhananjay, Bisai, Alakesh

Journal:

Organic & Biomolecular Chemistry

Year:

2013

Language:

english

File:

PDF, 780 KB

english, 2013

18

ChemInform Abstract: Unified Approach to the Spiro(pyrrolidinyl-oxindole) and Hexahydropyrrolo[2,3-b]indole Alkaloids: Total Syntheses of Pseudophrynamines 270 and 272A.

De, Subhadip, Das, Mrinal Kanti, Bhunia, Subhajit, Bisai, Alakesh

Journal:

Year:

2016

File:

PDF, 29 KB

2016

19

Synthesis of 2-oxindoles via 'transition-metal-free' intramolecular dehydrogenative coupling (IDC) of sp 2 C–H and sp 3 C–H bonds

Kumar, Nivesh, Ghosh, Santanu, Bhunia, Subhajit, Bisai, Alakesh

Journal:

Beilstein Journal of Organic Chemistry

Year:

2016

Language:

english

File:

PDF, 1.27 MB

english, 2016

20

Approach to Merosesquiterpenes via Lewis Acid Catalyzed Nazarov-Type Cyclization: Total Synthesis of Akaol A

Kakde, Badrinath N., Kumar, Nivesh, Mondal, Pradip Kumar, Bisai, Alakesh

Journal:

Organic Letters

Year:

2016

Language:

english

File:

PDF, 1.44 MB

english, 2016

21

ChemInform Abstract: Enantioselective Construction of Vicinal All-Carbon Quaternary Centers via Catalytic Double Asymmetric Decarboxylative Allylation.

Ghosh, Santanu, Bhunia, Subhajit, Kakde, Badrinath N., De, Subhadip, Bisai, Alakesh

Journal:

Year:

2014

File:

PDF, 19 KB

2014

22

Do Aziridines Require Lewis Acids for Cleavage with Ionic Nucleophiles?

Alakesh Bisai, Ghanshyam Pandey, Manoj K. Pandey, Vinod K. Singh

Journal:

Year:

2003

File:

PDF, 201 KB

2003

23

Biosynthetic Relationships and Total Syntheses of Naturally Occurring Benzo[c]phenanthridine Alkaloids†

Bisai, Alakesh, Bisai, Vishnumaya, Shaheeda MK, Saina, Gupta, Aditi

Journal:

Asian Journal of Organic Chemistry

Year:

2019

Language:

english

File:

PDF, 4.10 MB

english, 2019

24

Total Synthesis of (+)-Lyconadin A and Related Compounds via Oxidative C−N Bond Formation

West, Scott P., Bisai, Alakesh, Lim, Andrew D., Narayan, Raja R., Sarpong, Richmond

Journal:

Journal of the American Chemical Society

Year:

2009

Language:

english

File:

PDF, 1.82 MB

english, 2009

25

ChemInform Abstract: Catalytic Enantioselective Decarboxylative Allylations of a Mixture of Allyl Carbonates and Allyl Esters: Total Synthesis of (-)- and (+)-Folicanthine.

Ghosh, Santanu, Chaudhuri, Saikat, Bisai, Alakesh

Journal:

Year:

2016

File:

PDF, 33 KB

2016

26

ChemInform Abstract: Approach to Merosesquiterpenes via Lewis Acid Catalyzed Nazarov-Type Cyclization: Total Synthesis of Akaol A.

Kakde, Badrinath N., Kumar, Nivesh, Mondal, Pradip Kumar, Bisai, Alakesh

Journal:

Year:

2016

File:

PDF, 26 KB

2016

27

Imino-ene Reaction of N-Tosyl Arylaldimines with α-Methylstyrene: Application in the Synthesis of Important Amines.

Manoj K. Pandey, Alakesh Bisai, Ankur Pandey, Vinod K. Singh

Journal:

Year:

2005

File:

PDF, 26 KB

2005

28

Regioselective ring opening of aziridines with activated DMF complexes: a facile synthesis of β-haloamines

Manoj K. Pandey, Alakesh Bisai, Vinod K. Singh

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 247 KB

english, 2004

29

ChemInform Abstract: Approach to the Core Structure of abeo-Abietanes and Gibberellins via Stork-Danheiser Sequence Followed by Friedel-Crafts Alkylations.

Kakde, Badrinath N., Bhunia, Subhajit, Bisai, Alakesh

Journal:

Year:

2013

File:

PDF, 29 KB

2013

30

ChemInform Abstract: FeCl 3 -Catalyzed Highly Efficient Nazarov Type Cyclization of Arylvinylcarbinols: Total Synthesis of (.+-.)-Dichroanal B (I) and Related Taiwaniaquinoids.

Kakde, Badrinath N., Parida, Amarchand, Kumar, Nivesh, Mourya, Abhishek, Bisai, Alakesh

Journal:

Year:

2016

File:

PDF, 21 KB

2016

31

Enantioselective turnover in glyoxylate-ene reactions catalyzed by chiral copper complexes

Manoj K. Pandey, Alakesh Bisai, Vinod K. Singh

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 98 KB

english, 2006

32

ChemInform Abstract: Enantioselective Organocatalytic Aldol Reaction Using Small Organic Molecules

Vishnumaya Bisai, Alakesh Bisai, Vinod K. Singh

Journal:

Year:

2012

File:

PDF, 19 KB

2012

33

Metal triflate-catalyzed cyclization of arylvinylcarbinols: formal synthesis of (±)-dichroanone and (±)-taiwaniaquinone H

Kakde, Badrinath N., De, Subhadip, Dey, Dhananjay, Bisai, Alakesh

Journal:

Year:

2013

Language:

english

File:

PDF, 590 KB

english, 2013

34

ChemInform Abstract: Highly Chemoselective Synthesis of Dimeric 2-Oxindoles with a C-3/C-5′ Linkage via Friedel-Crafts Alkylations of 2-Oxindoles with 3-Hydroxy-2-oxindoles.

Babu, K. Naresh, Kinthada, Lakshmana K., Ghosh, Santanu, Bisai, Alakesh

Journal:

Year:

2016

File:

PDF, 24 KB

2016

35

Efficient Alkynylation of 2‐Oxindoles with Alkynyl Dibenzothiophenium Triflates: Total Synthesis of (±)‐Deoxyeseroline

Roy, Avishek, Maity, Arindam, Giri, Rahul, Bisai, Alakesh

Journal:

Asian Journal of Organic Chemistry

Year:

2020

Language:

english

File:

PDF, 1.73 MB

english, 2020

36

Trimethylsilyl Cyanide Addition to Aldimines and Its Application in the Synthesis of (S)-Phenylglycine Methyl Ester.

B. A. Bhanu Prasad, Alakesh Bisai, Vinod K. Singh

Journal:

Year:

2005

File:

PDF, 28 KB

2005

37

An efficient approach to 2-substituted N-tosylpiperdines: asymmetric synthesis of 2-(2-hydroxy substituted)piperidine alkaloids

Alakesh Bisai, Vinod K. Singh

Journal:

Tetrahedron Letters

Year:

2007

Language:

english

File:

PDF, 142 KB

english, 2007

38

Enantioselective organocatalytic aldol reaction using small organic molecules

Vishnumaya Bisai, Alakesh Bisai, Vinod K. Singh

Journal:

Year:

2012

Language:

english

File:

PDF, 9.93 MB

english, 2012

39

2-Aryl- N -tosylazetidines as Formal 1,4-Dipoles for [4 + 2] Cycloaddition Reactions with Nitriles: An Easy Access to the Tetrahydropyrimidine Derivatives

Bhanu Prasad, B. A., Bisai, Alakesh, Singh, Vinod K.

Journal:

Organic Letters

Year:

2004

Language:

english

File:

PDF, 60 KB

english, 2004

40

Lewis Acid-Catalyzed Malonate Addition onto 3-Hydroxy-2-oxindoles: Mechanistic Consideration and Synthetic Approaches to the Pyrroloindoline Alkaloids

Naresh Babu, K., Kariyandi, Nikhil Raj, Saheeda M. K., Saina, Kinthada, Lakshmana K., Bisai, Alakesh

Journal:

Journal of Organic Chemistry

Year:

2018

Language:

english

File:

PDF, 1.84 MB

english, 2018

41

A one-pot synthesis of β-chloro acetates/benzoates from epoxides

Chandra, Kusum L., Bisai, Alakesh, Saravanan, P., Singh, Vinod K.

Journal:

Journal of Chemical Research

Year:

2002

Language:

english

File:

PDF, 114 KB

english, 2002

42

Trimethylsilyl cyanide addition to aldimines and its application in the synthesis of (S)-phenylglycine methyl ester

B.A. Bhanu Prasad, Alakesh Bisai, Vinod K. Singh

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 259 KB

english, 2004

43

Enantioselective Friedel–Crafts alkylation of indoles with nitroalkenes catalyzed by a bis(oxazoline)–Cu(II) complex

Pradeep K. Singh, Alakesh Bisai, Vinod K. Singh

Journal:

Tetrahedron Letters

Year:

2007

Language:

english

File:

PDF, 109 KB

english, 2007

44

FeCl 3 -Catalyzed Highly Efficient Nazarov Type Cyclization of Arylvinylcarbinols: Total Synthesis of (±)-Dichroanal B and Related Taiwaniaquinoids †

Kakde, Badrinath N., Parida, Amarchand, Kumar, Nivesh, Mourya, Abhishek, Bisai, Alakesh

Journal:

ChemistrySelect

Year:

2016

Language:

english

File:

PDF, 1.30 MB

english, 2016

45

Catalytic Deacylative Alkylations (DaA) of Enolcarbonates: Total Synthesis of (Â±)-Crinane

Das, Mrinal K., Yadav, Abhinay, Majumder, Satyajit, Bisai, Alakesh

Journal:

Tetrahedron Letters

Year:

2020

File:

PDF, 1.23 MB

2020

46

An Alternative to the Swern Oxidation.

Alakesh Bisai, M. Chandrasekhar, Vinod K. Singh

Journal:

Year:

2003

File:

PDF, 211 KB

2003

47

Catalytic Asymmetric Total Syntheses of Naturally Occurring Amarylidaceae Alkaloids, (−)-Crinine, (−)- epi -Crinine, (−)-Oxocrinine, (+)- epi -Elwesine, (+)-Vittatine, and (+)- epi -Vittatine*

Das, Mrinal K., Kumar, Nivesh, Bisai, Alakesh

Journal:

Organic Letters

Year:

2018

Language:

english

File:

PDF, 1.02 MB

english, 2018

48

Corrigendum to “Synthesis of chiral vicinal C2 symmetric and unsymmetric bis(sulfonamide) ligands based on trans-1,2-cyclohexanediamine by aminolysis of N-tosylaziridines”: [Tetrahedron Lett. 46 (2005) 7935]

Alakesh Bisai, B.A. Bhanu Prasad, Vinod K. Singh

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 47 KB

english, 2006

49

Studies on the Reaction of Aziridines with Nitriles and Carbonyls: Synthesis of Imidazolines and Oxazolidines

Gandhi, Shikha, Bisai, Alakesh, Prasad, B. A. Bhanu, Singh, Vinod K.

Journal:

Journal of Organic Chemistry

Year:

2007

Language:

english

File:

PDF, 330 KB

english, 2007

50

Unified Approach to the Spiro(pyrrolidinyl-oxindole) and Hexahydropyrrolo[2,3- b ]indole Alkaloids: Total Syntheses of Pseudophrynamines 270 and 272A

De, Subhadip, Das, Mrinal Kanti, Bhunia, Subhajit, Bisai, Alakesh

Journal:

Organic Letters

Year:

2015

Language:

english

File:

PDF, 1.52 MB

english, 2015

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