Chemical News and Journal of Physical Science, Tom 104Chemical news office., 1911 |
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Strona 1
... PREPARATION OF ACETAMIDE . * By M. A. ROSANOFF , LOUISE GULICK , and H. K. LARKIN . 1. Methods Used Hitherto . ACETAMIDE has long been prepared by the action of aqueous ammonia upon ethyl acetate , as originally proposed by Dumas ...
... PREPARATION OF ACETAMIDE . * By M. A. ROSANOFF , LOUISE GULICK , and H. K. LARKIN . 1. Methods Used Hitherto . ACETAMIDE has long been prepared by the action of aqueous ammonia upon ethyl acetate , as originally proposed by Dumas ...
Strona 2
... preparation , and this required a large number of trials . The following directions will be found to yield satisfactory results . First , good dry ammonium acetate is prepared by neutralising glacial acetic acid with pulverised ammonium ...
... preparation , and this required a large number of trials . The following directions will be found to yield satisfactory results . First , good dry ammonium acetate is prepared by neutralising glacial acetic acid with pulverised ammonium ...
Strona 11
... prepared . These new ketonic alcohols are distinguished from the corresponding secondary alcohols , R - CHOH - CO - R2 , because even on heating they do not reduce cupro - potassic liquid nor ammoniacal silver nitrate . Berichte der ...
... prepared . These new ketonic alcohols are distinguished from the corresponding secondary alcohols , R - CHOH - CO - R2 , because even on heating they do not reduce cupro - potassic liquid nor ammoniacal silver nitrate . Berichte der ...
Strona 12
... preparation . and may be obtained from the AUCTIONEERS ' Offices and Salerooms , 3 , 4 , & 5 , Goat Street , Swansea . Persons interested in GALL NUTS prepared " IMPROVED PROCESS FOR THE MANUFACTURE OF TANNIN EXTRACTS , " and which are ...
... preparation . and may be obtained from the AUCTIONEERS ' Offices and Salerooms , 3 , 4 , & 5 , Goat Street , Swansea . Persons interested in GALL NUTS prepared " IMPROVED PROCESS FOR THE MANUFACTURE OF TANNIN EXTRACTS , " and which are ...
Strona 15
... preparing the fat discs on ice floating in cold , recently boiled , distilled water . If the water is not near the ... prepared fat disks by dropping the melting fat on cold mercury . By proper adjustment of the height from which the ...
... preparing the fat discs on ice floating in cold , recently boiled , distilled water . If the water is not near the ... prepared fat disks by dropping the melting fat on cold mercury . By proper adjustment of the height from which the ...
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