Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1977-12-28
1978-12-05
Coughlan, Jr., Paul M.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
544251, A61K 31505, C07D48704
Patent
active
041286464
ABSTRACT:
Substituted pyrimido[5,6-b]quinoxaline-4(3H)-one-2-carboxylic acid compounds each represented by the formula ##STR1## wherein: R designates a member selected from the group consisting of hydrogen, alkyl groups having 1 to 4 carbon atoms, benzyl group, and phenyl group; and each of R.sup.1, R.sup.2, R.sup.3, and R.sup.4 independently designates a member selected from the group consisting of hydrogen, alkyl group having 1 to 4 carbon atoms, alkoxy groups having 1 to 4 carbon atoms, halogens, benzyloxy group, hydroxyl group, alkylthio groups having 1 to 4 carbon atoms, and alkylenedioxy groups having 1 to 4 carbon atoms and formed by the bonding of two of R.sup.1, R.sup.2, R.sup.3, and R.sup.4, or pharmacologically acceptable salts of said compounds.
REFERENCES:
patent: 2993898 (1961-07-01), Petering
patent: 3048578 (1962-08-01), Erlenmeyer et al.
patent: 4011324 (1977-03-01), Althuis
Morinaka Yasuhiro
Takahashi Kazuo
Coughlan, Jr. Paul M.
Mitsubishi Yuka Pharmaceutical Co., Ltd.
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