TC Publication, Tema 345U.S. Government Printing Office, 1970 |
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Página 49
... pure form of the penicillins , D - ( - ) - a - aminobenzylpezizlia has been found to be more soluble in water at isoelectric point ( about pH 4.7 ) and to be more active against several kinds of bac . teria in vitro than is its isomer ...
... pure form of the penicillins , D - ( - ) - a - aminobenzylpezizlia has been found to be more soluble in water at isoelectric point ( about pH 4.7 ) and to be more active against several kinds of bac . teria in vitro than is its isomer ...
Página 51
... pure 6 - aminopenicillanic acid assayed by this method is 2750 u./mgm . 35 4.5 60 8 off and washed with water followed by acetone , and then dried in vacuo . The yield was 1.0 gal assaying at 1200 u / ingm . ( 80 % pure ) . Repeated ...
... pure 6 - aminopenicillanic acid assayed by this method is 2750 u./mgm . 35 4.5 60 8 off and washed with water followed by acetone , and then dried in vacuo . The yield was 1.0 gal assaying at 1200 u / ingm . ( 80 % pure ) . Repeated ...
Página 52
... pure ) in water ( 20 ml . ) is added to the pretreated catalyst and the suspension is shaken in an atmosphere of hydrogen at room temperature and pres sure for one bour . The catalyst is then filtered off , washed well with water , and ...
... pure ) in water ( 20 ml . ) is added to the pretreated catalyst and the suspension is shaken in an atmosphere of hydrogen at room temperature and pres sure for one bour . The catalyst is then filtered off , washed well with water , and ...
Página 53
... pure xfam 6- [ D - ( — ) -- ( carbobenzyloxyamino ) phenylacetamide penicillanate ( 13 g ) , which gives a 2. de zone of antibiotic activity on a paper chromato- gram . · 6 15 A suspension of palladium on barium carbonate ( 38 2 of 30 ...
... pure xfam 6- [ D - ( — ) -- ( carbobenzyloxyamino ) phenylacetamide penicillanate ( 13 g ) , which gives a 2. de zone of antibiotic activity on a paper chromato- gram . · 6 15 A suspension of palladium on barium carbonate ( 38 2 of 30 ...
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Términos y frases comunes
6-amino 6-aminopenicillanic acid acetone acylating added addition alleged American Home Products amine ampicillin antibiotic antitrust suit aqueous phase aqueous solution assaying Ayerst barium carbonate Beech-Nut Beecham Group Limited benzylpenicillin Bristol Laboratories Bristol-Myers Company butanol Canada carbonate carboxylic acid catalyst chemical chlorocarbonate cillin Clemm complainants Court Department of Justice E. R. Squibb Example fermentation filed filtered free acid Furazolidone Gram-negative Home Products Corporation hydrochloric acid hydrogen hydrogen at room importer of ampicillin investigation Jersey licensees manufacture method of competition million in 1968 mixture obtained Order be issued patent misuse penicillanic acid penicillin percent pharmaceutical phenylacetic acid plant PREPARATION President reaction respondent room temperature sales of ampicillin section 337 proceeding sell ampicillin semi-synthetic penicillins sodium bicarbonate sodium hydroxide sodium salt solvent Squibb and Sons stirred subsidiary Tariff Commission Temporary Exclusion Order tion triethylamine unfair act unfair method United vacuo Virgin Islands washed with water Wyeth Zenith Laboratories