ScienceJohn Michels (Journalist) 1946 |
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Стр. 432
... benzylpenicillin is 1,667 units / mg . ) . Because of the low order of activity of the material produced in this reaction , and also be- cause it had become known that other compounds , not structurally related to penicillin , possessed ...
... benzylpenicillin is 1,667 units / mg . ) . Because of the low order of activity of the material produced in this reaction , and also be- cause it had become known that other compounds , not structurally related to penicillin , possessed ...
Стр. 433
... benzyl- penicillin from the reaction mixture as the crystalline triethylammonium salt ( 12 ) . In the synthesis of benzylpenicillin for the isolation experiments a new procedure , which arose from studies on the mechanism of the ...
... benzyl- penicillin from the reaction mixture as the crystalline triethylammonium salt ( 12 ) . In the synthesis of benzylpenicillin for the isolation experiments a new procedure , which arose from studies on the mechanism of the ...
Стр. 450
... benzylpenicillin was first described by the investigators of the Heyden Chemical Corporation in a report dated 22 May 1944 . 13. Some other 5 ( 4 ) -oxazolones which have been re- ported to give activity in this reaction are : 2 ...
... benzylpenicillin was first described by the investigators of the Heyden Chemical Corporation in a report dated 22 May 1944 . 13. Some other 5 ( 4 ) -oxazolones which have been re- ported to give activity in this reaction are : 2 ...
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