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51

Characterizing cross-sectional morphology and channel inefficiency of lower Bhagirathi River, India, in post-Farakka barrage condition

Islam, Aznarul, Guchhait, Sanat Kumar

Journal:

Natural Hazards

Year:

2020

File:

PDF, 6.59 MB

2020

52

Cu (II) induced twisting of biphenyl core: Exploring the effect of structure and coordination environment of biphenyl based chiral Copper(II) complexes on interaction with calf thymus DNA

Ghosh, Soumen, Khan, Md. Mehebub Ali, Bhattacharyya, Arghyadeep, Md. Akhtarul, Alam, Zangrando, Ennio, Guchhait, Nikhil

Journal:

New Journal of Chemistry

Year:

2020

File:

PDF, 1.70 MB

2020

53

An EOQ model for deteriorating item with promotional effort and credit linked demand

Kundu, Anindita, Guchhait, Partha, Panigrahi, Goutam, Maiti, Manoranjan

Journal:

European J of Industrial Engineering

Year:

2019

File:

PDF, 669 KB

2019

54

Excellent hydrogen generation from ultrathin nanosheets of cobalt cyclotetraphosphate

Ankush,, Yadav, Krishna K., Guchhait, Sujit Kumar, Rana, Supriya, Jha, Menaka

Journal:

Materials Science and Engineering: B

Year:

2021

File:

PDF, 5.48 MB

2021

55

ChemInform Abstract: Chemoselective Hydrogenation of α,β-Unsaturated Sulfones and Phosphonates via Palladium-Assisted Hydrogen Transfer by Ammonium Formate.

B. C. RANU, S. K. GUCHHAIT, K. GHOSH

Journal:

Year:

1998

File:

PDF, 32 KB

1998

56

ChemInform Abstract: Stereoselective Debromination of Aryl-Substituted vic-Dibromide with Indium Metal.

B. C. RANU, S. K. GUCHHAIT, A. SARKAR

Journal:

Year:

1999

Language:

english

File:

PDF, 32 KB

english, 1999

57

ChemInform Abstract: Catalytic Hydrogen Transfer Reductions Using Ammonium Formate

Brindaban C. Ranu, Arunkanti Sarkar, Sankar K. Guchhait, Keya Ghosh

Journal:

Year:

1999

File:

PDF, 25 KB

1999

58

ChemInform Abstract: A Convenient and Efficient Procedure for Selective Deprotection of Acetates by Titanium(IV) Isopropoxide.

Brindaban C. Ranu, Sankar K. Guchhait, Manika Saha

Journal:

Year:

2000

File:

PDF, 29 KB

2000

59

ChemInform Abstract: Stereoselective Reduction of Aryl-Substituted gem-Dibromides to Vinyl Bromides by Indium Metal.

Brindaban C. Ranu, Sampak Samanta, Sankar K. Guchhait

Journal:

Year:

2001

File:

PDF, 28 KB

2001

60

ChemInform Abstract: Indium Metal as a Reducing Agent. Selective Reduction of the Carbon—Carbon Double Bond in Highly Activated Conjugated Alkenes.

Brindaban C. Ranu, Jyotirmoy Dutta, Sankar K. Guchhait

Journal:

Year:

2001

File:

PDF, 31 KB

2001

61

ChemInform Abstract: Selective Reduction of Terminal Alkynes to Alkenes by Indium Metal.

Brindaban C. Ranu, Jyotirmoy Dutta, Sankar K. Guchhait

Journal:

Year:

2001

File:

PDF, 30 KB

2001

62

ChemInform Abstract: Zinc Tetrafluoroborate Catalyzed Mannich-Type Reaction of Aldimines and Silyl Enol Ethers in Aqueous Medium.

Brindaban C. Ranu, Sampak Samanta, Sankar K. Guchhait

Journal:

Year:

2002

File:

PDF, 35 KB

2002

63

Synthesis of (E)- and (Z)-Alkenylphosphonates Using Vinylboronates.

George W. Kabalka, Sankar K. Guchhait

Journal:

Year:

2003

File:

PDF, 99 KB

2003

64

Synthesis of Diprotected Monosubstituted Hydrazine Derivatives from tert-Butyl Carbazates and Boronic Acids.

George W. Kabalka, Sankar K. Guchhait

Journal:

Year:

2004

File:

PDF, 144 KB

2004

65

Convenient Synthesis of α,β-Unsaturated Sulfones via a Mizoroki—Heck Reaction of Arylboronic Acids with Phenyl Vinyl Sulfones.

George W. Kabalka, Sankar K. Guchhait

Journal:

Year:

2004

File:

PDF, 83 KB

2004

66

Convenient Synthesis of α,β-Unsaturated Phosphonates via a Mizoroki—Heck Reaction of Arylboronic Acids with Diethyl Vinylphosphonate.

George W. Kabalka, Sankar K. Guchhait, Abhijit Naravane

Journal:

Year:

2004

File:

PDF, 87 KB

2004

67

ChemInform Abstract: Synthesis of Novel 3-Substituted Coumarin Carboxamides with Biological Interest and Their Spectral Studies.

Asish R. Das, Arunima Medda, Raghunath Singha, Anuva Samanta, Nikhil Guchhait

Journal:

Year:

2009

File:

PDF, 33 KB

2009

68

ChemInform Abstract: An Efficient, Regioselective, Versatile Synthesis of N-Fused 2- and 3-Aminoimidazoles via Ugi-Type Multicomponent Reaction Mediated by Zirconium(IV) Chloride in Polyethylene Glycol-400.

Sankar K. Guchhait, Chetna Madaan

Journal:

Year:

2009

File:

PDF, 33 KB

2009

69

ChemInform Abstract: A Highly Flexible and Efficient Ugi-Type Multicomponent Synthesis of Versatile N-Fused Aminoimidazoles.

Sankar K. Guchhait, Chetna Madaan, Balmukund S. Thakkar

Journal:

Year:

2010

File:

PDF, 55 KB

2010

70

ChemInform Abstract: A New Process of Multicomponent Povarov Reaction—Aerobic Dehydrogenation: Synthesis of Polysubstituted Quinolines.

Sankar K. Guchhait, Khyati Jadeja, Chetna Madaan

Journal:

Year:

2010

File:

PDF, 31 KB

2010

71

ChemInform Abstract: A Highly Active Catalyst Supported Molecular Sieves-NaHCO3 Mixture for the Selective and Advantageous N-Monoalkylation of Amines.

Asish R. Das, Arunima Medda, Raghunath Singha, Nikhil Guchhait

Journal:

Year:

2010

File:

PDF, 33 KB

2010

72

ChemInform Abstract: Direct C—H Bond Arylation of (Hetero)arenes with Aryl and Heteroarylboronic Acids

Sankar K. Guchhait, Maneesh Kashyap, Shuddham Saraf

Journal:

Year:

2010

File:

PDF, 23 KB

2010

73

ChemInform Abstract: Macrocyclic and Acyclic Molecules Synthesized from Dipyrrolylmethanes: Receptors for Anions.

Ganesan Mani, Tapas Guchhait, Rajnish Kumar, Shanish Kumar

Journal:

Year:

2010

File:

PDF, 29 KB

2010

74

ChemInform Abstract: Towards Molecular Diversity: Dealkylation of tert-Butyl Amine in Ugi-Type Multicomponent Reaction Product Establishes tert-Butyl Isocyanide as a Useful Convertible Isonitrile.

Sankar K. Guchhait, Chetna Madaan

Journal:

Year:

2010

File:

PDF, 36 KB

2010

75

ChemInform Abstract: Efficient Acylation and Sulfation of Carbohydrates Using Sulfamic Acid, a Mild, Eco-Friendly Catalyst under Organic Solvent-Free Conditions.

Abhishek Santra, Goutam Guchhait, Anup Kumar Misra

Journal:

Year:

2011

File:

PDF, 36 KB

2011

76

ChemInform Abstract: ZrCl4-Mediated Regio- and Chemoselective Friedel—Crafts Acylation of Indole.

Sankar K. Guchhait, Maneesh Kashyap, Harshad Kamble

Journal:

Year:

2011

File:

PDF, 36 KB

2011

77

ChemInform Abstract: Silica Gel-Mediated Microwave-Assisted Efficient Synthesis of Highly Substituted Imidazoles and Exploration of Naked Eye/Colorimetric Sensor for Anions.

Pranabes Bhattacharyya, Arunima Medda, Anuva Samanta, Nikhil Guchhait, Asish R. Das

Journal:

Year:

2012

File:

PDF, 31 KB

2012

78

Chemically Induced Unfolding of Bovine Serum Albumin by Urea and Sodium Dodecyl Sulfate: A Spectral Study with the Polarity-Sensitive Charge-Transfer Fluorescent Probe (E)-3-(4-Methylaminophenyl)acrylic Acid Methyl Ester

Shalini Ghosh, Nikhil Guchhait

Journal:

Year:

2009

Language:

english

File:

PDF, 362 KB

english, 2009

79

Inequivalence of substitution pairs in hydroxynaphthaldehyde: A theoretical measurement by intramolecular hydrogen bond strength, aromaticity, and excited-state intramolecular proton transfer reaction

Subrata Mahanta, Bijan Kumar Paul, Rupashree Balia Singh, Nikhil Guchhait

Journal:

Journal of Computational Chemistry

Year:

2011

Language:

english

File:

PDF, 1.68 MB

english, 2011

80

A gas-liquid chromatographic method of assay for mevalonic acid

Ras Bihari Guchhait, John W. Porter

Journal:

Analytical Biochemistry

Year:

1966

Language:

english

File:

PDF, 428 KB

english, 1966

81

Laser-induced fluorescence excitation spectra of indoline: low-frequency vibrations of the pseudo-four-membered ring

Nikhil Guchhait, Tapas Chakraborty, Pradyot Kumar Bera, Debnarayan Nath, Mihir Chowdhury

Journal:

Journal of Molecular Structure

Year:

1994

Language:

english

File:

PDF, 851 KB

english, 1994

82

Low-frequency vibrations in S1 states of tetrahydroquinoline and N-deuterotetrahydroquinoline in supersonic jet

Nikhil Guchhait, Devashis Majumdar, Abhijit Chakraborty, Debnarayan Nath, Mihir Chowdhury

Journal:

Chemical Physics

Year:

1996

Language:

english

File:

PDF, 604 KB

english, 1996

83

Photoinduced intramolecular charge transfer (ICT) reaction in trans-methyl p-(dimethylamino) cinnamate: A combined fluorescence measurement and quantum chemical calculations

Amrita Chakraborty, Samiran Kar, Nikhil Guchhait

Journal:

Chemical Physics

Year:

2006

Language:

english

File:

PDF, 304 KB

english, 2006

84

Excited state intramolecular proton transfer in 3-hydroxy-2-naphthaldehyde: A combined study by absorption and emission spectroscopy and quantum chemical calculation

Subrata Mahanta, Rupashree Balia Singh, Samiran Kar, Nikhil Guchhait

Journal:

Chemical Physics

Year:

2006

Language:

english

File:

PDF, 457 KB

english, 2006

85

Spectral modulation of charge transfer fluorescence probe encapsulated inside aqueous and non-aqueous β-cyclodextrin nanocavities

Rupashree Balia Singh, Subrata Mahanta, Nikhil Guchhait

Journal:

Journal of Molecular Structure

Year:

2010

Language:

english

File:

PDF, 579 KB

english, 2010

86

Excited State Charge Transfer reaction with dual emission from 5-(4-dimethylamino-phenyl)-penta-2,4-dienenitrile: Spectral measurement and theoretical density functional theory calculation

Sankar Jana, Sasanka Dalapati, Shalini Ghosh, Samiran Kar, Nikhil Guchhait

Journal:

Journal of Molecular Structure

Year:

2011

Language:

english

File:

PDF, 787 KB

english, 2011

87

Synthesis and structure–activity relationships of metal–ligand complexes that potently inhibit cell migration

Anwar B. Beshir, Sankar K. Guchhait, José A. Gascón, Gabriel Fenteany

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2008

Language:

english

File:

PDF, 453 KB

english, 2008

88

Bi-phasic bio-conversion of sulfur present in model organo-sulfur compounds and hydro-treated diesel

Sugata Guchhait, Dipa Biswas, Pinaki Bhattacharya, Ranjana Chowdhury

Journal:

Catalysis Today

Year:

2005

Language:

english

File:

PDF, 166 KB

english, 2005

89

A computational insight into the photophysics of a potent UV absorber Tinuvin P: Critical evaluation of the role of charge transfer interaction and topological properties of the intramolecular hydrogen bonding

Bijan Kumar Paul, Nikhil Guchhait

Journal:

Computational and Theoretical Chemistry

Year:

2011

Language:

english

File:

PDF, 1.05 MB

english, 2011

90

Electronic and infrared spectroscopy of chiral (±)-cis-1-amino-indan-2-ol in a supersonic jet

Katia Le Barbu-Debus, Françoise Lahmani, Anne Zehnacker-Rentien, Nikhil Guchhait

Journal:

Chemical Physics Letters

Year:

2006

Language:

english

File:

PDF, 251 KB

english, 2006

91

Dissection of methyl internal rotational barrier in thioacetone

Amrita Chakraborty, Rina De, Nikhil Guchhait

Journal:

Chemical Physics Letters

Year:

2006

Language:

english

File:

PDF, 353 KB

english, 2006

92

Destructive and protective action of sodium dodecyl sulphate micelles on the native conformation of Bovine Serum Albumin: A study by extrinsic fluorescence probe 1-hydroxy-2-naphthaldehyde

Rupashree Balia Singh, Subrata Mahanta, Nikhil Guchhait

Journal:

Chemical Physics Letters

Year:

2008

Language:

english

File:

PDF, 317 KB

english, 2008

93

Fluorescence dynamics in supercooled (acetamide + calcium nitrate) molten mixtures

Harun Al Rasid Gazi, Biswajit Guchhait, Snehasis Daschakraborty, Ranjit Biswas

Journal:

Chemical Physics Letters

Year:

2011

Language:

english

File:

PDF, 596 KB

english, 2011

94

Constrained photophysics of an ESIPT probe within β-cyclodextrin nanocavity and chaotrope-induced perturbation of the binding phenomenon: Implication towards hydrophobic interaction mechanism between urea and the molecular probe

Bijan Kumar Paul, Nikhil Guchhait

Journal:

Journal of Colloid and Interface Science

Year:

2011

Language:

english

File:

PDF, 1.17 MB

english, 2011

95

Improved sliding wear-resistance of alumina with sub-micron grain size: A comparison with coarser grained material

R. Singha Roy, H. Guchhait, A. Chanda, D. Basu, M.K. Mitra

Journal:

Journal of the European Ceramic Society

Year:

2007

Language:

english

File:

PDF, 1.30 MB

english, 2007

96

Naked-eye detection of F− and AcO− ions by Schiff base receptor

Sasanka Dalapati, Md. Akhtarul Alam, Sankar Jana, Nikhil Guchhait

Journal:

Journal of Fluorine Chemistry

Year:

2011

Language:

english

File:

PDF, 902 KB

english, 2011

97

Spectroscopic and theoretical evidence for the photoinduced twisted intramolecular charge transfer state formation in N,N-dimethylaminonaphthyl-(acrylo)-nitrile

Rupashree Balia Singh, Subrata Mahanta, Samiran Kar, Nikhil Guchhait

Journal:

Journal of Luminescence

Year:

2008

Language:

english

File:

PDF, 784 KB

english, 2008

98

Photo-induced charge transfer emission in (E)-3-(4-dimethylamino-naphthalen-1-yl)-acrylic acid and its use as metal ions fluorosensor

Shalini Ghosh, Amrita Chakraborty, Samiran Kar, Nikhil Guchhait

Journal:

Journal of Luminescence

Year:

2009

Language:

english

File:

PDF, 699 KB

english, 2009

99

Study of protein–probe complexation equilibria and protein–surfactant interaction using charge transfer fluorescence probe methyl ester of N,N-dimethylamino naphthyl acrylic acid

Subrata Mahanta, Rupashree Balia Singh, Arnab Bagchi, Debnarayan Nath, Nikhil Guchhait

Journal:

Journal of Luminescence

Year:

2010

Language:

english

File:

PDF, 630 KB

english, 2010

100

Evidence for excited state intramolecular charge transfer reaction in donor–acceptor molecule 5-(4-dimethylamino-phenyl)-penta-2,4-dienoic acid methyl ester: Experimental and quantum chemical approach

Bijan Kumar Paul, Anuva Samanta, Samiran Kar, Nikhil Guchhait

Journal:

Journal of Luminescence

Year:

2010

Language:

english

File:

PDF, 1004 KB

english, 2010