Zobrazeno 1 - 10
of 10
pro vyhledávání: '"J. Venkata Prasad"'
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 11, Pp o2961-o2961 (2011)
In the crystal structure of the title compound, C15H9NO4, weak C—H...O interactions generate rings with R22(8) motifs. The supramolecular aggregation is completed by the presence of C—H...O and van der Waals interactions.
Externí odkaz:
https://doaj.org/article/89b6761be36e47499e739b65ae7d55a1
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 6, Pp o1330-o1330 (2011)
In the title compound, C16H12O4, the 1-benzofuranone unit is in a planar conformation [C—C—C—C = 179.69 (12)°]. The conformation around the C=C double bond [1.3370 (17) Å] is Z. In the crystal, the molecules are stabilized by O—H...O (runni
Externí odkaz:
https://doaj.org/article/5cf0e9fd59c04fc090985914e4fa5187
Publikováno v:
Journal of Chemical Sciences. 123:673-679
A convenient, catalyst-free protocol for the quantitative synthesis of fused chromeno[4,3-b]quinolin-6-ones has been developed by simple one-pot reaction of substituted anilines with 4-chloro-3-formylcoumarin using ultrasound irradiation. The protoco
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6a76790477e818bc54ebcbca66158a1a
https://doi.org/10.1007/s12039-011-0134-z
https://doi.org/10.1007/s12039-011-0134-z
Autor:
G. Srinu, S. Pramod Kumar, Maddela Prabhakar, K. Anil Kumar, Oruganti Srinivas, K. Manjulatha, G. Narendar Reddy, Javed Iqbal, J. Venkata Prasad
Publikováno v:
Synlett. 2010:947-951
Diels-Alder reaction of furan with electron-deficient 3-carbethoxycoumarins gave the Michael-type adducts obtained from the rearrangement of the intermediate Diels-Alder adducts, instead of the Diels-Alder cycloadducts. Trapping of the dipolar interm
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0ffc99be479f5b74b6b548f9d362025e
https://doi.org/10.1055/s-0029-1219532
https://doi.org/10.1055/s-0029-1219532
Autor:
G. Gopi Krishna, Maddela Prabhakar, K. Manjulatha, K. Anil Kumar, K. Anand Solomon, J. Venkata Prasad, D. Rambabu
Publikováno v:
Tetrahedron Letters. 51:3109-3111
A novel one-pot eco-friendly protocol for the synthesis of 2-benzazepine derivatives in water has been developed. 4-Chloro-3-formyl coumarin reacts with benzyl amines under catalyst-free conditions in aqueous medium to afford substituted 5-(2′-hydr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::98ed3657f21f803c1b75c9753c7c237b
https://doi.org/10.1016/j.tetlet.2010.04.020
https://doi.org/10.1016/j.tetlet.2010.04.020
Publikováno v:
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E, Vol 67, Iss 6, Pp o1330-o1330 (2011)
Acta Crystallographica Section E, Vol 67, Iss 6, Pp o1330-o1330 (2011)
In the title compound, C16H12O4, the 1-benzofuranone unit is in a planar conformation [C—C—C—C = 179.69 (12)°]. The conformation around the C=C double bond [1.3370 (17) Å] is Z. In the crystal, the molecules are stabilized by O—H...O (runni
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f060b54f1fd103fcdd1c5f553bc4663f
https://pubmed.ncbi.nlm.nih.gov/21754727
https://pubmed.ncbi.nlm.nih.gov/21754727
Autor:
J. Venkata Prasad, K. Manjulatha, D. Rambabu, K. Anil Kumar, K. Anand Solomon, G. Gopi Krishna, Maddela Prabhakar
Publikováno v:
ChemInform. 41
A novel one-pot eco-friendly protocol for the synthesis of 2-benzazepine derivatives in water has been developed. 4-Chloro-3-formyl coumarin reacts with benzyl amines under catalyst-free conditions in aqueous medium to afford substituted 5-(2′-hydr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4fc78de35178ac31d1b662becc045a2a
https://doi.org/10.1002/chin.201039173
https://doi.org/10.1002/chin.201039173
Autor:
K. Anil Kumar, Maddela Prabhakar, G. Narendar Reddy, Oruganti Srinivas, Javed Iqbal, J. Venkata Prasad, S. Pramod Kumar, G. Srinu, K. Manjulatha
Publikováno v:
ChemInform. 41
Diels-Alder reaction of furan with electron-deficient 3-carbethoxycoumarins gave the Michael-type adducts obtained from the rearrangement of the intermediate Diels-Alder adducts, instead of the Diels-Alder cycloadducts. Trapping of the dipolar interm
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::71d81890511951d93152b9623547bd61
https://doi.org/10.1002/chin.201031149
https://doi.org/10.1002/chin.201031149
Akademický článek
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Autor:
Satyanarayana Reddy J; Sankar Foundation Research Institute, Naiduthota, Vepagunta, Visakhapatnam, Andhra Pradesh 530 047, India., Ravi Kumar N, Venkata Prasad J, Gopikrishna G, Anand Solomon K
Publikováno v:
Acta crystallographica. Section E, Structure reports online [Acta Crystallogr Sect E Struct Rep Online] 2011 Jun 01; Vol. 67 (Pt 6), pp. o1330. Date of Electronic Publication: 2011 May 07.