C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/327.7
C07D 327/02 (2006.01) C07D 411/02 (2006.01) C07D 411/06 (2006.01) C07D 411/12 (2006.01)
Patent
CA 1258462
Abstract Of The Disclosure Novel 1,5-benzoxathiepin derivatives of the formula: Image (II) [wherein R1 and R2 are independently hydrogen, halogen, hydroxy, lower alkyl or lower alkoxy; X is hydrogen, optionally substituted lower alkyl, optionally substituted aryl or a carboxyl group which may be esterified or amidated; and m is an integer of O to 2]and salts thereof are useful as intermediates for producing related compounds which exhibit serotonin S2 receptor blocking activity, calcium antagonism, actions to relieve cerebral vasospasm and to improve renal circulation and diuretic and antithrombotic activities.
575739
Hirata Minoru
Sugihara Hirosada
Fetherstonhaugh & Co.
Takeda Pharmaceutical Company Limited
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