ES346012A1 - Procedure for preparing fluorene derivatives- (1-9-ef) 1,4-diacepino-3-ona. (Machine-translation by Google Translate, not legally binding)
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Procedure for preparing fluorene derivatives- (1-9-ef) 1,4-diacepino-3-ona. (Machine-translation by Google Translate, not legally binding)
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MANUF DE PRODUITS PHARMA A
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MANUF DE PRODUITS PHARMA A
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Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems
(AREA)
Abstract
Procedure for preparing fluorene- [1,9-ef] -1,4-diazepino-3-one derivatives, of the following general formula: **(See formula)** where R represents hydrogen or a chlorine atom which may be in the 5 or 7 position, while R1, R2 and R3, which may be identical or different, represent hydrogen or a methyl group; which procedure comprises the reaction of a known compound, of formula **(See formula)** where R represents hydrogen or a chlorine atom that may be in position 2 or 4, A represents a group (see formula), and X represents a chlorine, bromine or iodine atom, with a solution of sodium hydroxide, in the presence of solvents chosen from alcohols and dioxane, or with an organic base such as di-n-propylamine, methyl then the compound obtained, if R1 is to represent a methyl group. (Machine-translation by Google Translate, not legally binding)
ES346012A1966-10-141967-10-13Procedure for preparing fluorene derivatives- (1-9-ef) 1,4-diacepino-3-ona. (Machine-translation by Google Translate, not legally binding)
ExpiredES346012A1
(en)
Procedure for obtaining a derivative of 1,1-dioxide from 3,4-hydride-1,2,4-benzotiadiacin (Machine-translation by Google Translate, not legally binding)