Harness for working animal
Patent
1979-04-17
1981-04-21
Daus, Donald G.
Harness for working animal
424270, C07D28512, A61K 31424
Patent
active
042634300
ABSTRACT:
2-Methyl-5-(2-hydroxystyryl)-1,3,4-thiadiazole of the formula ##STR1## and processes for its preparation by condensing salicylaldehyde with 2,5-dimethyl-1,3,4-thiadiazole or 2-methyl-5-(triphenylphosphine-methylene)-1,3,4-thiadiazole. 2-Methyl-5-(2-hydroxystyryl)-1,3,4-thiadiazole is a valuable intermediate 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.
Franke Albrecht
Hagen Helmut
Thieme Peter C.
BASF - Aktiengesellschaft
Daus Donald G.
Springer D. B.
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