Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Parnajyoti Karmakar"'
Autor:
Biplab K. Bera, Sumon Ray, Subala Mondal, Parnajyoti Karmakar, Arup Mandal, Subhasis Mallick, Alak K. Ghosh
Publikováno v:
Journal of Chemistry, Vol 2013 (2013)
The kinetics of the interaction of three glycine-containing dipeptides, namely, glycyl-L-alanine (L1-L′H), glycyl-L-asparagine (L2-L′H), and glycyl-L-tyrosine (L3-L′H) with has been studied spectrophotometrically in aqueous medium as a function
Externí odkaz:
https://doaj.org/article/be1880a246a0456099ce017150b41105
Autor:
Debjani Ghosh, Parnajyoti Karmakar
Publikováno v:
International Journal of Biological Macromolecules. 166:1022-1034
Recently, research associated with natural anti-oxidants leads to the chemical characterization of many compounds possessing strong anti-oxidant activity. Among these anti-oxidants, naturally occurring carbohydrate polymers containing pectic arabinog
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::15c70da797761dbaa188e82d9eb9b93d
https://doi.org/10.1016/j.ijbiomac.2020.10.258
https://doi.org/10.1016/j.ijbiomac.2020.10.258
Autor:
Debabrata Nandi, Anwesha Dey, Parnajyoti Karmakar, Animesh Chattopadhyay, Sumon Ray, Alak K. Ghosh, Roshni Sarkar
Publikováno v:
Progress in Reaction Kinetics and Mechanism. 43:274-285
The synthesis and interactions of the cis-diaqua-chloro-tris(dimethyl sulfoxide)ruthenium(II) complex with selected sulfur-containing ligands such as 2-thiouracil, glutathione and L-cysteine have been studied by UV-Vis spectrophotometry in aqueous me
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6fd0fead9ce8e195755355242bdbeabc
https://doi.org/10.3184/146867818x15319903829191
https://doi.org/10.3184/146867818x15319903829191
Autor:
Roshni Sarkar, Sumon Ray, Animesh Chattopadhyay, Alak K. Ghosh, Parnajyoti Karmakar, Debabrata Nandi
Publikováno v:
Inorganic and Nano-Metal Chemistry. 48:16-22
A brief overview of mechanistic studies on the reactions of cis-[Pt(dap)(H2O)2]2+ (1) and cis-[Pt(pipen)(H2O)2]2+ (2) (where dap and pipen are 1,3-diaminopropane and 2-aminomethylpiperidine respect...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7f4f61d809349fe6606c66c53a0e67b2
https://doi.org/10.1080/24701556.2017.1357594
https://doi.org/10.1080/24701556.2017.1357594
Autor:
Sumon Ray, Debabrata Nandi, Roshni Sarkar, Parnajyoti Karmakar, Alak K. Ghosh, Sushobhan Ukil, Animesh Chattopadhyay
Publikováno v:
Journal of Chemical Sciences. 128:1327-1335
A brief overview of mechanistic studies of the reactions of Pd(II)-bipy-malonate complex with different set of ligands, viz., (N, S), (S, O) and (S) donor molecules is reported here. The kinetics of complex-formation reactions of three sulphur contai
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3914f26356917a98436afd3692c82339
https://doi.org/10.1007/s12039-016-1120-2
https://doi.org/10.1007/s12039-016-1120-2
Autor:
Alak K. Ghosh, Sumon Ray, Animesh Chattopadhyay, Parnajyoti Karmakar, Debabrata Nandi, Roshni Sarkar
Publikováno v:
International Journal of Chemical Kinetics. 48:347-357
The substitution of the chelating oxalate group by a group of nucleophiles, viz. thiourea (L1), 2-thiouracil (L2), diethyldithiocarbamate (L3), dl-penicillamine (L4), and thiosemicarbazide (L5) was studied under pseudo–first-order conditions as a f
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dc25bd408f9a2e9681f87bd86da91846
https://doi.org/10.1002/kin.20995
https://doi.org/10.1002/kin.20995
Autor:
Sumon Ray, Animesh Chattopadhyay, Alak K. Ghosh, Debabrata Nandi, Parnajyoti Karmakar, Roshni Sarkar, Anwesha Dey
Publikováno v:
Journal of Chemical Sciences. 130
The reactivity of cis- $$[\hbox {Pt}(\hbox {pipen})(\hbox {H}_{2}\hbox {O})_{2}]^{2+}$$ ( $$\hbox {pipen} = 2\hbox {-aminomethylpiperidine}$$ ) was investigated by studying the interaction with some didentate N,N-donor ligands, namely, dimethylglyoxi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::25e16ee69a8e218a2ceb7ae42b45cb9d
https://doi.org/10.1007/s12039-018-1525-1
https://doi.org/10.1007/s12039-018-1525-1
Autor:
Parnajyoti Karmakar, Sumon Ray, Roshni Sarkar, Debabrata Nandi, Alak K. Ghosh, Animesh Chattopadhyay
Publikováno v:
Monatshefte für Chemie - Chemical Monthly. 145:1727-1735
The substitution of both coordinated water molecules of cis-diaqua(1,3-diaminopropane)platinum(II) complex by a series of amino acids, viz. l-asparagine, l-glutamic acid, and glycine was investigated as a function of ligand concentration, temperature
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1b9f3604f555135c7a035ee3d1386e63
https://doi.org/10.1007/s00706-014-1262-1
https://doi.org/10.1007/s00706-014-1262-1
Autor:
Parnajyoti Karmakar
Publikováno v:
Transition Metal Chemistry. 39:727-733
The kinetics of the interaction of dl-penicillamine with cis-[Pt(pipen)(OH2)2]2+ (pipen = 2-aminomethylpiperidine) have been investigated under pseudo-first-order conditions as a function of concentration and temperature at pH 4.0 in aqueous solution
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cea717abd6cc5455d415c81f0101e0d1
https://doi.org/10.1007/s11243-014-9832-y
https://doi.org/10.1007/s11243-014-9832-y
Autor:
Sumon Ray, Alak K. Ghosh, Animesh Chattopadhyay, Debabrata Nandi, Arup Mandal, Parnajyoti Karmakar
Publikováno v:
Journal of Solution Chemistry. 43:870-884
Kinetics of aqua ligand substitution from [(H2O)(tap)2RuORu(tap)2(H2O)]2+ {tap = 2-(m-tolylazo)pyridine}, by three vicinal dioximes, namely dimethylglyoxime (L1H), 1,2-cyclohexanedione dioxime (L2H) and α-furil dioxime (L3H), have been studied spect
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::817115d046142c0d26ae65692274b7f7
https://doi.org/10.1007/s10953-014-0178-z
https://doi.org/10.1007/s10953-014-0178-z