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COTININE MODULATES THE CARDIOVASCULAR EFFECTS OF NICOTINE
Synthesis of some benzofuran and furocoumarin derivatives for possible biological activity.
- O. Hishmat, A. H. Abd el Rahman, K. M. Khalil, M. I. Moawad, M. Atalla
- Chemistry, Medicine
- Journal of pharmaceutical sciences
- 1 September 1982
Condensation of 5-formyl-6-methoxy-2,3-diphenylbenzofuran (I) and 6-formyl-5-methoxy-2,3-diphenylbenzofuran (II) with aliphatic or aromatic primary amines led to the formation of the corresponding… Expand
Effect of thermal treatment of rice husk ash on surface properties of hydrated portland cement-rice husk ash pastes
Portland cement was mixed with rice husk ash (RHA) fired at 450, 700 and 1000‡C, in ratios of 5, 15 and 25% of RHA by mass. Cement-RHA pastes were made by using a water/solid mixture ratio of 0.30 by… Expand
THE REACTION OF PHOSPHONIUM YLIDES WITH 1,2-BENZO[a]PHENAZINE-8,9-DIONE, NAPHTHO[2,1-b]FURAN-1,2-DIONE, BENZO[b]THIOPHENE-2,3-DIONE AND 1,2,3-INDANTRIONE
Abstract When 1,2-benzo[a]phenazine-8,9-dione (1), was reacted with two molar amounts of phosphonium ylides (5), the corresponding dialkyl 1,2-dihydrobenzo[a]furo[3,2,h]phenazine-1,2-dicarboxylates… Expand
SYNTHESIS OF MANNICH BASES DERIVED FROM 2,3‐DIPHENYL‐6‐METHOXYBENZOFURAN
Effect of thermal treatment of rice husk ash on the surface properties of hydrated lime-rice husk ash binders
Rice husk ash fired at different temperatures, 450, 700 and 1000°C, was mixed with different concentrations of lime (molar lime/silica ash ratio of 0.2, 0.5 and 1.0). Each dry mixture was first… Expand
REACTIONS WITH PHOSPHACUMULENES: SYNTHESIS OF PYRAN DERIVATIVES FROM THE REACTION OF N-PHENYLIMINOKETENYLIDENE TRIPHENYL-PHOSPHORANE WITH α,β-UNSATURATED CARBONYL COMPOUNDS
Abstract 2-Benzylidene-1,3-indanedione (2), 4-benzylidene-1,2-diphenyl-3,5-pyrazolidenedione (4) and/or 5-benzylidenebarbituric acid (6) can be converted by reaction with N-phenyliminoketenylidene… Expand
Synthesis of Pyranobenzopyranopyridines and Benzodipyran Derivatives.
Resistance of collection accessions of red pepper to viruses.
Effects of corticoadrenal extract on the neuronal and extraneuronal uptake of noradrenaline in the isolated rabbit heart
- P. H. Chanh, R. Kaiser, R. Chahine, K. M. Khalil, M. Abou-Assaly, G. Melky
- Biology, Medicine
- 1 February 1985
temperature characteristics of wheat ribosomes is being investigated thoroughly, e.g. the time-course for the heat adaptation of 'r ibosomal efficiency', the thermal stability of adapted and… Expand