Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1973-12-13
1977-08-09
Hines, Robert V.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
2603455, 260430, 260473R, 26050118, 260521R, 260544D, 260562P, 260566A, 260566AE, 260566F, 260575, 424283, 424316, 424330, C07C 9140
Patent
active
040410790
ABSTRACT:
Novel bicyclic compounds of the general formula: ##STR1## wherein Y stands for --O-- or a methylene group, Z stands for hydrogen or an alkyl group having 1 to 6 carbon atoms and R stands for hydrogen or an alkyl group having 1 to 6 carbon atoms are useful as medicines for treatment of asthma or arrhythmia.
REFERENCES:
patent: 2549685 (1951-04-01), Heinzelmann
patent: 3534055 (1970-10-01), Gittos et al.
patent: 3930022 (1975-12-01), Hauck et al.
Thrift, "Journal Chemical Society", C, pp. 288-293 (1967).
Motohashi Michio
Nishikawa Masao
Sanno Yasushi
Sugihara Hirosada
Watanabe Masazumi
Hines Robert V.
Takeda Chemical Industries Ltd.
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