Zobrazeno 1 - 7
of 7
pro vyhledávání: '"John Louis Suschitzky"'
Publikováno v:
Tetrahedron Letters. 23:3953-3956
Interaction of 3-formylchromones with ethyl aminoethanoate provides a novel route to pyridines and pyrroles.
Autor:
John Louis Suschitzky, Paul D. Clarke, Hossein Ali Dowlatshahi, Timothy W. Wallace, Hans Suschitzky, Alan O. Fitton
Publikováno v:
Tetrahedron Letters. 27:91-94
Improved use of organocopper reagents provides a general route to unsymmetrical 2,2-dialkylchomanones and thiochromanones from chromones and thiochromones via a simple addition - oxidation - addition sequence
Publikováno v:
Journal of Medicinal Chemistry. 31:1445-1453
A new primate model has been developed for the evaluation of antiallergic agents. Compounds are tested for their ability to inhibit anti-IgE induced histamine release from the bronchoalveolar mast cells lavaged from the lungs of Macaca arctoides infe
Publikováno v:
Chemischer Informationsdienst. 17
A number of antiallergic pyranquinolinedicarboxylic acid derivatives with potential for the topical treatment of asthma have been synthesized. All the compounds have been evaluated against rat passive cutaneous anaphylaxis and in a dog hypotension sc
Publikováno v:
Journal of medicinal chemistry. 28(12)
A number of antiallergic pyranquinolinedicarboxylic acid derivatives with potential for the topical treatment of asthma have been synthesized. All the compounds have been evaluated against rat passive cutaneous anaphylaxis and in a dog hypotension sc
Publikováno v:
Journal of the Chemical Society, Perkin Transactions 1. :487
Ethyl 5-hydroxy-4-oxo-8-propyl-4H-[1]benzopyran-2-carboxylate (3a) reacts with chloroacetone under basic conditions to yield (1α, 1aα, 7aα)- and (1β, 1aα, 7aα)-ethyl 1-acetyl-1,1a,7,7a-tetrahydro-6-hydroxy-7-oxo-3-propylbenzo[b]cyclopropa[e]pyr
Publikováno v:
Journal of the Chemical Society, Perkin Transactions 1. :1747
4-Oxo-4H-1-benzopyran-3-carbaldehyde (3-formylchromone)(1) was treated with various bi-functional nucleophiles. With ethyl aminoethanoate it gave a mixture of ethyl 4-(2-hydroxybenzoyl)-6-(4-oxo-4H-1-benzopyran-3-yl)pyridine-2-carboxylate (2) and eth