ES446407A1 - Procedure for the preparation of acids-N-acil-1-aminoalcan-1, 1-difosphonic. (Machine-translation by Google Translate, not legally binding)
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Procedure for the preparation of acids-N-acil-1-aminoalcan-1, 1-difosphonic. (Machine-translation by Google Translate, not legally binding)
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Joh A Benckiser GmbH
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Joh A Benckiser GmbH
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Priority claimed from DE2530139Aexternal-prioritypatent/DE2530139C3/en
Application filed by Joh A Benckiser GmbHfiledCriticalJoh A Benckiser GmbH
Publication of ES446407A1publicationCriticalpatent/ES446407A1/en
C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
C04B35/80—Fibres, filaments, whiskers, platelets, or the like
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Chemical & Material Sciences
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Engineering & Computer Science
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Ceramic Engineering
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Chemical Kinetics & Catalysis
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Materials Engineering
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Structural Engineering
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Organic Chemistry
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Abstract
Procedure for the preparation of N-acyl-1-amino-alkane-1,1-diphosphonic acids of the formula **(See formula)** where R, R'and R''= H or lower alcohol, R1 - R4 signify H or alkali metal, characterized in that 1-aminoalkane-1,1-diphosphonic acids are transformed with alkali metal lye into the metal salts alkali, and then the alkali metal salts are further reacted. with an acylating agent. (Machine-translation by Google Translate, not legally binding)
ES446407A1975-07-051976-03-26Procedure for the preparation of acids-N-acil-1-aminoalcan-1, 1-difosphonic. (Machine-translation by Google Translate, not legally binding)
ExpiredES446407A1
(en)
New procedure for obtaining acid salts from addition of 3-phenyl-5-dietilamino-etil-1,2-4, -oxodiazol. (Machine-translation by Google Translate, not legally binding)