Výsledky vyhledávání - "M. Gnanadeepam"

Novel tandem reactions of 2,2′-sulfonylbis(1,3-diarylprop-2-en-1-ones) with hydrazine: formation of 3,6-diarylpyridazines and 3,5-diarylpyrazoles

Autor: S. Perumal, S. Renuga, S. Selvaraj, M. Gnanadeepam

Publikováno v: Tetrahedron. 58:2227-2230

The 2,2′-sulfonylbis(1,3-diarylprop-2-en-1-ones) undergo tandem reactions with hydrazine affording 3,6-diarylpyridazines and 3,5-diarylpyrazoles unexpectedly, the latter predominating.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::88f08cedbd5beff55f416efeeada3223
https://doi.org/10.1016/s0040-4020(02)00095-9

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A Synthetic and Stereochemical Study of 2,6-Diaroyl-3,5-Diaryl-4-Ethyltetrahydro-1,4-Thiazine-1,1-Dioxides

Autor: M. Gnanadeepam, S. Selvaraj, S. Perumal, S. Renuga

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 177:431-436

Double aza-Michael addition of ethylamine over 2,2'-sulfonylbis(1,3-diarylprop-2-en-1-ones) gave the previously unknown title compounds in moderate yields. The decreased yields of the title compounds compared to 2,6-diaroyl-3,5-diaryltetrahydro-1,4-t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c07ac96530d76e78e6abc6d0c1a36220
https://doi.org/10.1080/10426500210254

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Synthesis and characterization of cu(ii) bis chelates of bis(benzoylmethyl) sulfide, phenylthioacetophenone and a few mixed ligand complexes

Autor: M. Gnanadeepam, S. Perumal, S. Selvaraj, Subbiah Sivakolunthu, S. Renuga

Publikováno v: Sulfur Letters. 25:95-99

Copper (II) complexes of the type [Cu(BMS) 2 ], [Cu(PTA) 2 ] and [Cu(BMS)L(H 2 O) x ( x =2 or 0)] where BMSH=bis(benzoylmethyl) sulfide and L=8-hydroxyquinoline (oxineH)/salicylaldehyde (salH)/salicylaldoxime (saloH)/salicylaldehydephenylhydrazone (s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7f38721d42cb4901da4b4f214efdf5eb
https://doi.org/10.1080/02786110212861

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[Untitled]

Autor: Antoine M. M. Schreurs, S. Perumal, Jan Kroon, M. Gnanadeepam, S. Selvaraj, Thomas Steiner

Publikováno v: Journal of Chemical Crystallography. 31:87-92

The X-ray crystal structures of 2,2′-thio- and 2,2′-sulfonylbis(1,3-diarylprop-2-en-1-ones) are determined [1: 2,2′-thiobis(3-(p-chlorophenyl)-1-phenylprop-2-en-1-one), C30H20Cl2O2S, space group C2/c, a = 14.275(3), b = 6.280(1), c = 26.533(5)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::48528df39a58cb9505b9816fc1d9248a
https://doi.org/10.1023/a:1013795006690

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2,6-DIAROYL-3,5-DIARYL-4-METHYLTETRAHYDRO-1,4-THIAZINE-1,1-DIOXIDES - A SYNTHETIC AND STEREOCHEMICAL STUDY

Autor: M. Gnanadeepam, S. Perumal, M. J. E. Hewlins, S. Selvaraj, A. Lycka

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 155:167-173

Conjugate addition of methy lamine over 2,2′-sulfonylbis(1.3-diarylprop-2-en-1-ones) in dimethylformamide gave the hitherto unknown 2.6-diaroyl-3,5-diaryl-4-methyltetrahydro- 1.4-thiazine-1,1-dioxides in very good yields. The same thiazines were al

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::828176d179b74102c8d234110750a733
https://doi.org/10.1080/10426509908044980

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Synthesis and Nmr Spectral Studies of 2e,6e-Diaroyl-3e,5e-Diaryl-1,4-Dithiane-1,1-Dioxides

Autor: M. J. E. Hewlins, S. Renuga, S. Perumal, M. Gnanadeepam, S. Selvaraj

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 134:171-176

The synthesis of some 2,6-diaroyl-3,5-diaryl-1,4-dithiane-1,1-dioxides was carried out by the conjugate addition of hydrogen sulphide to 2,2′-sulphonylbis(1,3-diarylprop-2-en-1-ones) and the complete assignment of their 1H and 13 C NMR chemical shi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ccaad76f699f79ddeaff6e27e2c236b2
https://doi.org/10.1080/10426509808545460

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ChemInform Abstract: Novel Tandem Reactions of 2,2′-Sulfonylbis(1,3-diarylprop-2-en-1-ones) with Hydrazine: Formation of 3,6-Diarylpyridazines and 3,5-Diarylpyrazoles

Autor: S. Perumal, M. Gnanadeepam, S. Renuga, S. Selvaraj

Publikováno v: ChemInform. 33

The 2,2′-sulfonylbis(1,3-diarylprop-2-en-1-ones) undergo tandem reactions with hydrazine affording 3,6-diarylpyridazines and 3,5-diarylpyrazoles unexpectedly, the latter predominating.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8581e6dc3e1b3016a6addc2630303c28
https://doi.org/10.1002/chin.200231168

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