The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 26, 1987
Filed:
Dec. 13, 1984
Manfred Kuhr, Mannheim, DE;
Rudolf Machat, Mannheim, DE;
Wolfgang Weckerle, Grunstadt, DE;
Hans-Georg Batz, Tutzing, DE;
Rupert Herrmann, Weilheim, DE;
Wolfgang Kleeman, Tutzing, DE;
Herbert Buschek, Weilheim, DE;
Boehringer Mannheim GmbH, Mannheim, DE;
Abstract
The present invention provides phenolsulphonphthaleinyl-.beta.-D-galactosides of the general formula: ##STR1## wherein R.sup.1 to R.sup.4, which can be the same or different, are hydrogen or halogen atoms or nitro or amino groups, R.sup.5 to R.sup.12, which can be the same or different, are hydrogen or halogen atoms or lower alkyl, hydroxyl, lower alkoxy, carboxyl or nitro groups and M.sup.+ is a proton, an alkali metal, alkaline earth metal or ammonium ion. The present invention also provides a process for preparing these galactosides and diagnostic agents containing them.