PH15340A - A process for producing 7-(d(-)-alpha-(4-ethyl-2,3-dioxo-1-piperalzinecarboxamido)-alpha-(4-hydroxyphenyl)acetamido)-3(5-(1-methyl-1,2,3,4-tetrazolyl)thiomethyl)-delta3-cephem-4-carboxylic acid
- Google Patents
A process for producing 7-(d(-)-alpha-(4-ethyl-2,3-dioxo-1-piperalzinecarboxamido)-alpha-(4-hydroxyphenyl)acetamido)-3(5-(1-methyl-1,2,3,4-tetrazolyl)thiomethyl)-delta3-cephem-4-carboxylic acid
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PH22490A1979-05-151979-05-15A process for producing 7-(d(-)-alpha-(4-ethyl-2,3-dioxo-1-piperalzinecarboxamido)-alpha-(4-hydroxyphenyl)acetamido)-3(5-(1-methyl-1,2,3,4-tetrazolyl)thiomethyl)-delta3-cephem-4-carboxylic acid
PH15340A
(en)
A process for producing 7-(d(-)-alpha-(4-ethyl-2,3-dioxo-1-piperalzinecarboxamido)-alpha-(4-hydroxyphenyl)acetamido)-3(5-(1-methyl-1,2,3,4-tetrazolyl)thiomethyl)-delta3-cephem-4-carboxylic acid
A process for producing 7-(d(-)-alpha-(4-ethyl-2,3-dioxo-1-piperalzinecarboxamido)-alpha-(4-hydroxyphenyl)acetamido)-3(5-(1-methyl-1,2,3,4-tetrazolyl)thiomethyl)-delta3-cephem-4-carboxylic acid
A process for producing 7-(d(-)-alpha-(4-ethyl-2,3-dioxo-1-piperalzinecarboxamido)-alpha-(4-hydroxyphenyl)acetamido)-3(5-(1-methyl-1,2,3,4-tetrazolyl)thiomethyl)-delta3-cephem-4-carboxylic acid
PROCESS FOR THE PREPARATION OF 7-(D-(.alpha.-AMINO-.alpha.-PHENYLACETAMIDO))-3-(S-(5-HYDROXYMETHYL-1,3,4-OXADIAZOL-2-YL)-THIOMETHYL)-3-CEPHEM-4-CARBOXYLIC ACID
Improved process for producing cristalline /6r,7r/-7-//z/-2-/2-amino-thiazol-4-yl/-2-/2-carboxy-prop-2-oxy-imino/-acetamido/-3-/1-pyridinium-methyl/-3-cepheme-4-carboxylate-pentahydrate
A process for producing 7-(d(-)-alpha-(4-ethyl-2,3-dioxo-1-piperalzinecarboxamido)-alpha-(4-hydroxyphenyl)acetamido)-3(5-(1-methyl-1,2,3,4-tetrazolyl)thiomethyl)-delta3-cephem-4-carboxylic acid
Process for producing 7-(d(-)-alpha(4-ethyl-2,3-dioxo-1-piperazinecarboxamido)-alpha-(4-hydroxyphenyl)acetamido)-3-(5-(methyl-1,2,3,4-tetrazolyl)thiomethyl)-delta3-cephem-4-carboxylic acid,its n,n-dimethylacetamide adduct as a novel intermediate thereof and a process for producing this intermediate
A novel process for producing 7-(d(-)-a-(4-ethyl-2,3-dioxo-1-piperazinecarboxamido)a-(4-hydroxophenyl)acetamido/-3-/5-(1-methyl-1,2,3,4-tetrazolyl)thiomethyl/-delta3-cephem-4-carboxylic acid and a pharmaceutically acceptable salt thereof and an intermediate thereof and a process for producing the intermediate
Process for recovering 6-(d(-)-alpha-amino-alpha-(p-hydroxyphenyl)-acetamido)penicillanic acid or 7-(d-(-)-alpha-amino-alpha-(p-hydroxyphenyl)-acetamido)-3-(1,2,3-triazol-5-yl-thiomethyl)-3-cephem-4-carboxylic acid from an acid solution thereof