Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Recombinant or stably-transformed bacterium encoding one or...
Patent
1974-10-18
1976-11-23
Schenkman, Leonard
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Recombinant or stably-transformed bacterium encoding one or...
2605706, 2605707, A61K 31135
Patent
active
039937801
ABSTRACT:
Novel phenoxyethylamine derivatives of the formula: ##SPC1##
Wherein R.sub.1 and R.sub.2 are each hydrogen, halogen, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy, R.sub.3 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.4 and R.sub.5 are each hydrogen or C.sub.1 -C.sub.4 alkoxy and R is alkyl or aralkyl, and non-toxic pharmaceutically acceptable salts thereof, which are useful as central nervous system depressants and anti-hypertensive agents and can be prepared by reducing a compound of the formula: ##SPC2##
Wherein R.sub.1, R.sub.2, R.sub.4, R.sub.5 and R are each as defined above and A is ##EQU1## (wherein R.sub.3 is as defined above) with a reducing agent.
REFERENCES:
patent: 3171858 (1965-03-01), L'Italien
patent: 3225096 (1965-12-01), Mills et al.
patent: 3457270 (1969-07-01), Fleming et al.
patent: 3857891 (1974-12-01), Holmes
Katayama Shigenari
Maruyama Isamu
Nakao Masaru
Sasajima Kikuo
Yamamoto Hisao
Schenkman Leonard
Sumitomo Chemical Company Limited
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