Crystalline disodium 3-amino-1-hydroxypropane-1,1-diphosphonate pentahydrate
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1. Disodium 3-amino-1-hydroxypropane-1,1-diphosphonate of the formula ##STR3## in a crystalline form that contains water of crystallisation.
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Abstract
The invention relates to a novel crystal modification, containing water of crystallization, of disodium 3-amino-1-hydroxypropane-1,1-diphosphonate of the formula ##STR1## and to a process for the manufacture thereof. This modification is suitable for the oral treatment of disorders of the calcium and phosphate metabolism and associated diseases in warm-blooded animals.
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- 1. Disodium 3-amino-1-hydroxypropane-1,1-diphosphonate of the formula ##STR3## in a crystalline form that contains water of crystallisation.
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