C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/308.3
C07D 285/12 (2006.01) C07F 9/6539 (2006.01)
Patent
CA 1128049
O.Z. 0050/033156 Abstract of the disclosure: 2-Methyl-5-(2-hydroxystyryl)- 1,3,4-thiadiazole of the formula Image (I) and processes for its preparation by condensing salicylalde- hyde with 2,5-dimethyl-1,3,4-thiadiazole or 2-methyl-5-(tri- phenylphosphine-methylene)-1,3,4-thiadiazole. 2-Methyl- 5-(2-hydroxystyryl)-1,3,4-thiadiazole is a valuable inter- mediate for the preparation of pharmacologically active compounds; for example the alkylamino-hydroxypropyl ethers can because of their .beta.-sympatholytic action, be used as drugs for the treatment of coronary diseases of the heart, cardiac arrhythmias and hypertonia.
325384
Franke Albrecht
Hagen Helmut
Thieme Peter C.
Basf Aktiengesellschaft
Robic Robic & Associes/associates
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