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:
Jul. 12, 1977
Filed:
Jun. 12, 1975
Hirosada Sugihara, Osaka, JA;
Masazumi Watanabe, Takatsuki, JA;
Michio Motohashi, Kobe, JA;
Masao Nishikawa, Nagaokakyo, JA;
Yasushi Sanno, Ikeda, JA;
Takeda Chemical Industries, Ltd., Osaka, JA;
Abstract
Novel aminotetralol compounds of the formula ##STR1## wherein R.sup.1 is hydrogen, acyl derived from carboxylic acid, or a hydrocarbon group which may be substituted; --OZ.sup.1 is hydroxyl which may be protected; Y is hydrogen, acyl, hydroxyl which may be protected, amino which may be substituted, nitro, cyano or halogen; and n is zero, 1 or 2 with a proviso that when Y is hydrogen or hydroxyl which may be protected, n is not zero, and their salts, have excellent pharmacological activities such as strong bronchodilating activity. They are useful as medicines, for example, for treatment of asthma.