Sengupta, Saumitra: search on Z-Library

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1

Cultural competence in evaluation: An overview

Saumitra SenGupta, Rodney Hopson, Melva Thompson-Robinson

Journal:

New Directions for Evaluation

Year:

2004

Language:

english

File:

PDF, 73 KB

english, 2004

2

Probing the effect of gegenions in Heck reactions of arenediazonium salts: Arenediazonium perchlorates and fluorides as new Heck-substrates

Saumitra Sengupta, Subir Kumar Sadhukhan, Sanchita Bhattacharyya

Journal:

Year:

1997

Language:

english

File:

PDF, 318 KB

english, 1997

3

Geochemical identification of impactor for Lonar crater, India

Saumitra MISRA, Horton E. NEWSOM, M. SHYAM PRASAD, John W. GEISSMAN, Anand DUBE, Debashish SENGUPTA

Journal:

Meteoritics and Planetary Science

Year:

2009

Language:

english

File:

PDF, 6.77 MB

english, 2009

4

Target rocks, impact glasses, and melt rocks from the Lonar impact crater, India: Petrography and geochemistry

Shiloh Osae, Saumitra Misra, Christian Koeberl, Debashish Sengupta, Sambhunath Ghosh

Journal:

Meteoritics and Planetary Science

Year:

2005

Language:

english

File:

PDF, 2.29 MB

english, 2005

5

Natural products as modulators of the cyclic-AMP pathway: evaluation and synthesis of lead compounds

Sengupta, Saumitra, Mehta, Goverdhan

Journal:

Organic & Biomolecular Chemistry

Year:

2018

Language:

english

File:

PDF, 4.97 MB

english, 2018

6

Late stage modification of peptides via C H activation reactions

Sengupta, Saumitra, Mehta, Goverdhan

Journal:

Tetrahedron Letters

Year:

2017

Language:

english

File:

PDF, 1.20 MB

english, 2017

7

ChemInform Abstract: Trivinylogues of Crystal Violet: Synthesis and Absorption Properties of New Near-IR Dyes

Saumitra Sengupta, Subir Kumar Sadhukhan

Journal:

Year:

2001

File:

PDF, 29 KB

2001

8

ChemInform Abstract: Heck Reaction of Bis-arenediazonium Salts with Vinyltriethoxysilane: A New Synthetic Protocol for Poly(1,4-arylenevinylene)s.

Saumitra Sengupta, Subir K. Sadhukhan

Journal:

Year:

1999

File:

PDF, 28 KB

1999

9

A highly diastereoselective chiral pool based synthesis ofcis- andtrans- indan-1, 2-diols

Saumitra Sengupta, Somnath Mondal

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 129 KB

english, 1999

10

Palladium-Catalyzed Cross-Coupling of Arenediazonium Salts with Arylboronic Acids

Sengupta, Saumitra, Bhattacharyya, Sanchita

Journal:

Journal of Organic Chemistry

Year:

1997

Language:

english

File:

PDF, 49 KB

english, 1997

11

7-Hydroxy-4-methyl-8-(4′-methylpiperazine-1′-yl)methyl coumarin: An efficient probe for fluorescence resonance energy transfer to a bioactive indoloquinolizine system

Arabinda Mallick, Basudeb Haldar, Saumitra Sengupta, Nitin Chattopadhyay

Journal:

Journal of Luminescence

Year:

2006

Language:

english

File:

PDF, 243 KB

english, 2006

12

RuCl2(PPh3)3: A new catalyst for diazocarbonyl insertions into heteroatom-hydrogen bonds

Saumitra Sengupta, Debasis Das, Debarati Sen Sarma

Journal:

Tetrahedron Letters

Year:

1996

Language:

english

File:

PDF, 186 KB

english, 1996

13

InCl3: A new Lewis acid catalyst for reactions with α-diazocarbonyl compounds

Saumitra Sengupta, Somnath Mondal

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 206 KB

english, 1999

14

Synthetic studies on tetraphenylmethane dendrimers

Saumitra Sengupta, Subir K. Sadhukhan

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 246 KB

english, 1999

15

Commentary: Begin with a Good Program Theory: The Case of the Missing Guiding Principle

SAUMITRA SENGUPTA

Journal:

The American Journal of Evaluation

Year:

2002

Language:

english

File:

PDF, 33 KB

english, 2002

16

First Example of Intramolecular C-H Insertion Reaction in an Amino Acid Derived α-Diazoketone

Sengupta, Saumitra, Das, Debasis

Journal:

Synthetic Communications

Year:

1998

Language:

english

File:

PDF, 343 KB

english, 1998

17

Aqueous Heck reaction of amino acid derived arenediazonium salts: Semisynthetic modification of phenylalanine and tyrosine

Saumitra Sengupta, Sanchita Bhattacharyya

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 162 KB

english, 1995

18

γ-Amino-β-ketosulfones as chiral educts: A facile synthesis of enantiopure α-amino ketones

Saumitra Sengupta, Debarati Sen Sarma, Somnath Mondal

Journal:

Year:

1998

Language:

english

File:

PDF, 426 KB

english, 1998

19

Synthetic studies on dendritic glycoclusters: a convergent palladium-catalyzed strategy

Saumitra Sengupta, Subir Kumar Sadhukhan

Journal:

Carbohydrate Research

Year:

2001

Language:

english

File:

PDF, 101 KB

english, 2001

20

A Rare Case of CongenitalCytomegalovirusInfection in Pregnancy

Roy, Sunando Sur, Sengupta, Saumitra

Journal:

The Journal of Obstetrics and Gynecology of India

Year:

2012

Language:

english

File:

PDF, 482 KB

english, 2012

21

Synthesis of trans-4,4′-diiodostilbene and other symmetrical trans-stilbenes by Heck reaction of arenediazonium salts with vinyltriethoxysilane

Sengupta, Saumitra, Bhattacharyya, Sanchita, Kumar Sadhukhan, Subir

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1998

Language:

english

File:

PDF, 69 KB

english, 1998

22

Photophysical studies on multichromophoric cyclotriphosphazenes. Trinuclear excimer formation in hexakis(2-naphthyloxy)cyclotriphosphazene

Nitin Chattopadhyay, Basudeb Haldar, Arabinda Mallick, Saumitra Sengupta

Journal:

Tetrahedron Letters

Year:

2005

Language:

english

File:

PDF, 134 KB

english, 2005

23

ChemInform Abstract: Heck Reactions of Arenediazonium Salts with Phenyl Vinyl Sulfone: A New Synthesis of Styryl Sulfones.

Saumitra Sengupta, Subir Kumar Sadhukhan, Rajkumar Sunil Singh

Journal:

Year:

2002

File:

PDF, 28 KB

2002

24

A stilbene dendrimer with caltrop-shaped dendrons: synthesis and photophysical studies

Saumitra Sengupta, Sanjukta Muhuri

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 272 KB

english, 2004

25

Facile desilylative hydroxyalkylation and acylation of 1-trimethylsilylmethyl-2-pyridone

Alan R. Katritzky, Saumitra Sengupta

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 245 KB

english, 1987

26

Trivinylogs of Crystal Violet:† synthesis and absorption properties of new near-IR dyes

Sengupta, Saumitra, Sadhukhan, Subir Kumar

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

2000

Language:

english

File:

PDF, 130 KB

english, 2000

27

Heck reaction of bis-arenediazonium salts with vinyltriethoxysilane: a new synthetic protocol for poly(1,4-arylenevinylene)s †

Sengupta, Saumitra, Sadhukhan, Subir K.

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1999

Language:

english

File:

PDF, 76 KB

english, 1999

28

ChemInform Abstract: Catalyzed Reactions of α-Amino Diazoketones with Allyl Sulfides: A New Synthetic Protocol for α-Amino Homoallyl Ketones en Route to 3-Piperidinol Alkaloids.

Saumitra Sengupta, Somnath Mondal

Journal:

Year:

2000

File:

PDF, 38 KB

2000

29

Photophysical studies of 7-hydroxy-4-methyl-8-(4′-methylpiperazin-1′-yl) methylcoumarin: A new fluorescent chemosensor for zinc and nickel ions in water

Nitin Chattopadhyay, Arabinda Mallick, Saumitra Sengupta

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2006

Language:

english

File:

PDF, 238 KB

english, 2006

30

Studies of Some Novel Pyrylium Salts

Alan R. Katritzky, Saumitra Sengupta, Antonie Dinculescu

Journal:

Journal of Heterocyclic Chemistry

Year:

1986

Language:

english

File:

PDF, 249 KB

english, 1986

31

Activation of α-sp3centres toward electrophilic substitution in alcohols and amines

Alan R. Katritzky, Saumitra Sengupta

Journal:

Journal of Chemical Sciences

Year:

1988

Language:

english

File:

PDF, 845 KB

english, 1988

32

Polymorphisms of methylenetetrahydrofolate reductase gene as the genetic predispositions of coronary artery diseases in eastern India

Dhar, Soujatya, Chatterjee, Sumana, Sengupta, Bani, Chakrabarti, Shila, Ray, Saumitra, Dutta, Anjanlal

Journal:

Journal of Cardiovascular Disease Research

Year:

2010

Language:

english

File:

PDF, 377 KB

english, 2010

33

Synthesis of Donor-Acceptor Substituted Molecular Caltrops: Strategic Use of an AB 3 Synthon Based on a Tetraphenylmethane Core

Sengupta, Saumitra, Sadhukhan, Subir Kumar, Muhuri, Sanjukta

Journal:

Year:

2003

Language:

english

File:

PDF, 67 KB

english, 2003

34

Metal-free S-arylation of cysteine using arenediazonium salts

Naveen, Naganaboina, Sengupta, Saumitra, Chandrasekaran, Srinivasan

Journal:

Journal of Organic Chemistry

Year:

2018

Language:

english

File:

PDF, 455 KB

english, 2018

35

Amino acid derived morpholine amides for nucleophilic α-amino acylation reactions: A new synthetic route to enantiopure α-amino ketones

Saumitra Sengupta, Somnath Mondal, Debasis Das

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 252 KB

english, 1999

36

A hexaferrocenyl cluster based on a cyclotriphosphazene core: synthesis and electrochemistry

Saumitra Sengupta

Journal:

Year:

2003

Language:

english

File:

PDF, 113 KB

english, 2003

37

ChemInform Abstract: InCl3: A New Lewis Acid Catalyst for Reactions with α-Diazocarbonyl Compounds.

Saumitra Sengupta, Somnath Mondal

Journal:

Year:

2000

File:

PDF, 35 KB

2000

38

A ferrocene dendrimer based on a cyclotriphosphazene core

Saumitra Sengupta

Journal:

Tetrahedron Letters

Year:

2003

Language:

english

File:

PDF, 167 KB

english, 2003

39

α-Lithio trimethylsilylmethyl lithium carbonate as methanol dianion synthon. A one-pot synthesis of α-hydroxy ketones.

Alan R Katritzky, Saumitra Sengupta

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 239 KB

english, 1987

40

Palladium catalyzed alkynylation of aryl halides (Sonogashira reaction) in water

Santanu Bhattacharya, Saumitra Sengupta

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 261 KB

english, 2004

41

Parents' Perspectives on Access to Child and Adolescent Mental Health Services

Cohen, Edward, Calderon, Esperanza, Salinas, Gerardo, SenGupta, Saumitra, Reiter, Michael

Journal:

Social Work in Mental Health

Year:

2012

Language:

english

File:

PDF, 110 KB

english, 2012

42

Novel Applications of Sodium Perborate to the Oxidation of Aromatic Aldehydes, α-Hydroxycarboxylic Acids, 1,2-Diketones, α-Hydroxyketones, 1,2-Diols and Some Unsaturated Compounds

Banerjee, Amalendu, Hazra, Banasri, Bhattacharya, Atashi, Banerjee, Santanu, Banerjee, Gopal C., Sengupta, Saumitra

Journal:

Year:

1989

File:

PDF, 186 KB

1989

43

Optical Properties of an Azobenzene Based Octupolar Near-IR Dye

Sengupta, Saumitra, Sadhukhan, Subir Kumar

Journal:

Bulletin of the Chemical Society of Japan

Year:

2003

Language:

english

File:

PDF, 104 KB

english, 2003

44

Stereoselective reduction of N-phthaloyl α-amino ketones: an expeditious synthesis of statine

Saumitra Sengupta, Debarati Sen Sarma

Journal:

Tetrahedron: Asymmetry

Year:

1999

Language:

english

File:

PDF, 92 KB

english, 1999

45

Chiral Pool Synthesis of 4-Alkylamino-2-aminothiazoles

Sengupta, Saumitra, Das, Debasis

Journal:

Synthetic Communications

Year:

1996

Language:

english

File:

PDF, 241 KB

english, 1996

46

Synthesis of cyclopentane building blocks via an intramolecular CH insertion reaction of a chiral pool derived α-diazo-γ-hydroxy-β-ketosulfone

Saumitra Sengupta, Somnath Mondal

Journal:

Tetrahedron Letters

Year:

2003

Language:

english

File:

PDF, 154 KB

english, 2003

47

ChemInform Abstract: Amino Acid Derived Morpholine Amides for Nucleophilic α-Amino Acylation Reactions: A New Synthetic Route to Enantiopure α-Amino Ketones.

Saumitra Sengupta, Somnath Mondal, Debasis Das

Journal:

Year:

1999

File:

PDF, 30 KB

1999

48

ChemInform Abstract: Synthesis of (2R,3S)-3-(N,N-Dibenzylamino)-1-thiophenylbutan-2-ol.

Saumitra Sengupta, Debarati Sen Sarma

Journal:

Year:

2000

File:

PDF, 30 KB

2000

49

ChemInform Abstract: Synthetic Studies on Dendritic Glycoclusters: A Convergent Palladium-Catalyzed Strategy.

Saumitra Sengupta, Subir Kumar Sadhukhan

Journal:

Year:

2001

File:

PDF, 23 KB

2001

50

Remarkably Facile Heck and Suzuki Reactions in Water Using a Simple Cationic Surfactant and Ligand-Free Palladium Catalysts.

Santanu Bhattacharya, Aasheesh Srivastava, Saumitra Sengupta

Journal:

Year:

2005

File:

PDF, 24 KB

2005

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