Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Samar, Chtiba"'
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 7, Pp o1652-o1653 (2009)
A new chalcone of the coumarin, C21H18O7, containing an annulated α-pyrone ring, was obtained by condensation of the borate complex of acyl(hydroxy)coumarin with trimethoxybenzaldehyde. The structure exhibits intramolecular hydrogen bonding between
Externí odkaz:
https://doaj.org/article/23aae5c131914dfa99fdebcae1b86c15
Publikováno v:
ChemInform. 44
The symmetrical vinamidinium salts were allowed to react with malononitrile in refluxing ethanol in the presence of ammonium acetate for 12 h to afford the 2-amino-5-aryl or formylpyridine-3-carbonitriles.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5efde948c63c5419bed6cdb47c21403d
https://doi.org/10.1002/chin.201339148
https://doi.org/10.1002/chin.201339148
Publikováno v:
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E, Vol 65, Iss 7, Pp o1652-o1653 (2009)
Acta Crystallographica Section E, Vol 65, Iss 7, Pp o1652-o1653 (2009)
A new chalcone of the coumarin, C21H18O7, containing an annulated α-pyrone ring, was obtained by condensation of the borate complex of acyl(hydroxy)coumarin with trimethoxybenzaldehyde. The structure exhibits intramolecular hydrogen bonding between
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::da2340fe10ae6d1b8f5eb1c3cd7894db
https://pubmed.ncbi.nlm.nih.gov/21582916
https://pubmed.ncbi.nlm.nih.gov/21582916
Publikováno v:
In Tetrahedron Letters 13 July 2011 52(28):3648-3650
Publikováno v:
ChemInform; Nov2011, Vol. 42 Issue 44, pno-no, 1p