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Asahi Chemical Industry Co Ltd
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Asahi Chemical Industry Co Ltd
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Application filed by Asahi Chemical Industry Co LtdfiledCriticalAsahi Chemical Industry Co Ltd
Priority to JP8705377ApriorityCriticalpatent/JPS5436291A/en
Publication of JPS5436291ApublicationCriticalpatent/JPS5436291A/en
PURPOSE: To prepare 1-(5-oxohexyl) theobromine useful as a medicine having vasodilating activity, etc., without producing by-product, by reacting theobromine with a hexanone derivative, and purifying the product by a simple process.
COPYRIGHT: (C)1979,JPO&Japio
JP8705377A1977-07-201977-07-20Preparation of theobromine derivative
PendingJPS5436291A
(en)
New derivatives of 3-quinoline-carboxylic acid,process for preparing them,their use as a medicament and the pharmaceutical compositions containing them
Substituted pent-2-enyl derivatives of malonic acid; a method for their preparation, and their use in the synthesis of a precursor of chrysanthemic acid