Výsledky vyhledávání - "Bidyut Kumar, Santra"

Conjugate Base of a Secondary Phosphine Selenide [P(Se)(OiPr)2]−as the Bridging Unit for the Construction of Heterometallic Fe(II)−Hg(II)/Cd(II) Complexes

Autor: C. W. Liu, Bijay Sarkar, Sung-Yin Wen, Jyun-Hua Wang, Bidyut Kumar Santra, Ping-Kuei Liao, Ju-Chun Wang, Ling-Song Chiou

Publikováno v: Inorganic Chemistry. 48:5129-5140

Reactions of perchlorate salts of Hg(II)/Cd(II) with [CpFe(CO)(2)P(Se)(O(i)Pr)(2)] (denoted as L) produced dicationic clusters [HgL(2)](ClO(4))(2), 1; [HgL(3)](ClO(4))(2), 2; and [CdL(3)(H(2)O)](ClO(4))(2), 11. However, the reactions of L with Hg(II)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0dbae42781a5a12f53a1da6055641675
https://doi.org/10.1021/ic8024556

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New Halide-Centered Discrete AgI8 Cubic Clusters Containing Diselenophosphate Ligands, {Ag8(X)[Se2P(OR)2]6}(PF6) (X = Cl, Br; R = Et, Pr, iPr): Syntheses, Structures, and DFT Calculations

Autor: Ben Jie Liaw, Hsien Chung Haia, Chen-Wei Liu, Chiu Mine Hung, Ju-Chun Wang, Bidyut Kumar Santra, Zhenyang Lin

Publikováno v: Inorganic Chemistry. 43:4464-4470

Six clusters Ag(8)(micro(8)-X)[Se(2)P(OR)(2)](6)(PF(6)) (R = Et, X = Cl, 1a, X = Br, 1b; R = Pr, X = Cl, 2a, X = Br, 2b; R = (i)Pr, X = Cl, 3a, X = Br, 3b) were isolated from the reaction of [Ag(CH(3)CN)(4)](PF(6)), NH(4)[Se(2)P(OR)(2)], and Bu(4)NX

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6b9edd56df2fbfaae088844ae35ce66e
https://doi.org/10.1021/ic049533p

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Syntheses, Solid-State Structures, and Solution Studies by VT 31P NMR of [Zn{Se2P(OEt)2}2]∞ and [Zn2{Se2P(OiPr)2}4]

Autor: Ju-Chun Wang, Ben-Jie Liaw, Bidyut Kumar Santra, Chiu-Mine Hung, Chen-Wei Liu

Publikováno v: Inorganic Chemistry. 42:8866-8871

Complexes [Zn[Se(2)P(OEt)(2)](2)]( infinity ) (1) and [Zn(2)[Se(2)P(O(i)Pr)(2)](4)] (2) are prepared from the reaction of Zn(ClO(4))(2).6H(2)O and (NH(4))[Se(2)P(OR)(2)] (R = Et and (i)Pr) in a molar ratio of 1:2 in deoxygenated water at room tempera

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2e9a12796184e55c1f4849ef57e10275
https://doi.org/10.1021/ic034845y

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Ligand Substitution in Cubic Clusters: Surprising Isolation of the Cocrystallization Products of Cu8(μ8-Se)[S2P(OEt)2]6 and Cu6[S2P(OEt)2]6

Autor: Hsienming Kao, Chen-Wei Liu, Ju-Chun Wang, Zhenyang Lin, Chiu Mine Hung, Bidyut Kumar Santra

Publikováno v: Inorganic Chemistry. 42:8551-8556

The cluster (Cu8(mu8-Se)[S2P(OEt)2]6)0.54(Cu6[S2P(OEt)2]6)0.46 (2) was prepared in 78% yield from the reaction of Cu8(Se)[Se2P(OPr)2]6 (1) and NH4S2P(OEt)2 in toluene. The central selenide ion in 2 was characterized by 77Se NMR at delta -976 ppm. The

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::76d17683f9396e95e4983292d369ce80
https://doi.org/10.1021/ic034621f

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Novel Chloride-Centered Discrete CuI8 Cubic Clusters Containing Diselenophosphate Ligands. Syntheses and Structures of {Cu8(μ8-Cl)[Se2P(OR)2]6}(PF6) (R = Et, Pr, iPr)1

Autor: Bidyut Kumar Santra, Ju-Chung Wang, Hsiu-Chih Chen, Chiu-Mine Hung, Chen-Wei Liu, Hsueh

Publikováno v: Inorganic Chemistry. 42:3216-3220

Three clusters 1−3, Cu8(μ8-Cl)[Se2P(OR)2]6(PF6) (R= Et, Pr, iPr), were synthesized in high yield from the reaction of [Cu(CH3CN)4](PF6), NH4[Se2P(OR)2], and Bu4NCl in a molar ratio of 4:3:1 in diet...

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https://doi.org/10.1021/ic020732n

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Arsenic Contamination of Groundwater in West Bengal: Awareness for Health and Social Problems

Autor: Bidyut Kumar Santra

Publikováno v: International Journal of Applied Science and Engineering. 5:43

During the last four decades arsenic contamination of groundwater in nine districts out of twenty in West Bengal has become a serious problem. About 20% population of West Bengal in nine districts (Malda, Murshidabad, Nadia, North 24 Parganas, South

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7177abcff5474280b7c7b9e961eae913
https://doi.org/10.5958/2322-0465.2017.00005.3

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Metal ion-mediated selective activations of C-H and C-Cl bonds. Direct aromatic thiolation reactions via C-S bond cleavage of dithioacids

Autor: Goutam Kumar Lahiri, Bidyut Kumar Santra

Publikováno v: Proceedings / Indian Academy of Sciences. 111:509-526

The reactions of potassium salt of dithiocarbonate, R′OCS2K,4 (R′=Me, Et,nPr,nBu,iPr,iBu, -CH2Ph) with the low-spinctc-RuII(L)2Cl2 1,ctc-OsII(L)2Br2 2 andmer-[CoII(L)3](ClO4)2·H2O3 [L=2-(arylazo)pyridine, NC5H4-N=N-C6H4(R), R=H,o-Me/Cl,m-Me/Cl,p

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::521f2f7103e0790e106dd19d97582b39
https://doi.org/10.1007/bf02870848

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Silicagel support mediated nonphotolytic cleavage of the rhenium–rhenium bond of [{NC5H4NNC6H4(R)}(CO)3Re0]2. Synthesis of the monomeric species ReI{NC5H4NNC6H4(R)}(CO)3Cl, crystal structure, spectroscopic and electron-transfer properties

Autor: Pradip Munshi, N. K. Lokanath, Goutam Kumar Lahiri, Bidyut Kumar Santra, Javaregowda S. Prasad, Ramapati Samanta, M. A. Sridhar

Publikováno v: Journal of Organometallic Chemistry. 579:311-320

The reaction of Re2(CO)10 with the 2-arylazopyridine ligand, L [L=NC5H4–N=N–C6H4(R), R=H, o-Me/Cl, m-Me/Cl] in dry THF under a dinitrogen atmosphere afforded a metal–metal bonded product of the type (L)(CO)3Re0–Re0 (CO)3(L) 1. On a silica gel

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a19c07aef86b97cea0a541fd15d38142
https://doi.org/10.1016/s0022-328x(99)00016-9

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A new class of sulfur bridged ruthenium–molybdenum complexes, (L)2RuII(μ-S)2MoIV(OH)2 [L=NC5H4N=NC6H4(R), R=H, o-Me/Cl, m-Me/Cl]. Synthesis, spectroscopic and electron-transfer properties

Autor: Pradip Munshi, Goutam Kumar Lahiri, Ramapati Samanta, Bidyut Kumar Santra

Publikováno v: Polyhedron. 18:995-1004

The reaction of (NH4)2MoVIS4 with the complexes ctc-RuII(L)2Cl2 (1a–1e) [L=NC5H4N=NC6H4(R), R=H, o-Me/Cl, m-Me/Cl; ctc=cis–trans–cis with respect to chlorides, pyridine and azo nitrogens respectively] in MeOH–H2O (1:1) resulted in a group of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::404c99eff8dffe885789ef25f65638b3
https://doi.org/10.1016/s0277-5387(98)00385-4

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Cobalt-mediated selective C–H bond activation. Direct aromatic hydroxylation in the complexes [CoIII{o-OC6H3(R)NNC5H4N}2]ClO4· H2O (R = H, o-Me/Cl, m-Me/Cl or p-Me/Cl). Synthesis, spectroscopic and redox properties

Autor: Ananthanarayanan Bharath, Bidyut Kumar Santra, Pradip Munshi, Goutam Kumar Lahiri

Publikováno v: Journal of the Chemical Society, Dalton Transactions. :2643-2650

The reactions of low-spin complexes [(CoL3)-L-II][ClO4](2). H2O 1 [L = 2-(arylazo)pyridine, (R)C6H4N=NC5H4N (R = H, o-Me/Cl, m-Me/Cl or p-Me/Cl] with m-chloroperbenzoic acid (m-ClC6H4CO3H) in acetonitrile solvent at room temperature resulted in low-s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ced6477855631c42e1bcab45c2d1c6e9
https://doi.org/10.1039/a802995d

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