Chemical News and Journal of Industrial Science, Tomy 107-108Chemical news office., 1913 |
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Strona 11
... sulphuric acid as a catalyser the the rest of his life , although he never became a naturalised authors have ... sulphuric acid . The mixture gradually loses its colour , and in less than an hour it is ready for use . In the case of free ...
... sulphuric acid as a catalyser the the rest of his life , although he never became a naturalised authors have ... sulphuric acid . The mixture gradually loses its colour , and in less than an hour it is ready for use . In the case of free ...
Strona 16
... sulphuric acids , inasmuch as their corresponding salts are , as a rule , soluble in water . The iodides of neodymium , yttrium , lanthanum , and cerium are readily soluble in acetone , the bromides moderately soluble , and the ...
... sulphuric acids , inasmuch as their corresponding salts are , as a rule , soluble in water . The iodides of neodymium , yttrium , lanthanum , and cerium are readily soluble in acetone , the bromides moderately soluble , and the ...
Strona 24
... sulphuric acid to give the dicyclic compound ( C , H4N ) ( NH.CO.CHCR ) , derived from 1. 8 - naphthyri- dine . B - Amino - pyridine reacts similarly with aceto - acetic or benzoyl - acetic ether , but the yield of naphthyridonic ...
... sulphuric acid to give the dicyclic compound ( C , H4N ) ( NH.CO.CHCR ) , derived from 1. 8 - naphthyri- dine . B - Amino - pyridine reacts similarly with aceto - acetic or benzoyl - acetic ether , but the yield of naphthyridonic ...
Strona 33
... sulphuric acid and nitric acid ( D 15 ) resulted in the formation of a tetranitrodiphenylene melting at 223 ° . When diphenylene was heated with diluted nitric acid under pressure , there were formed : ( 1 ) a dinitrodi phenylene ...
... sulphuric acid and nitric acid ( D 15 ) resulted in the formation of a tetranitrodiphenylene melting at 223 ° . When diphenylene was heated with diluted nitric acid under pressure , there were formed : ( 1 ) a dinitrodi phenylene ...
Strona 34
... sulphuric acid , it has also been postulated ( Prescott and Smiles , Trans . , 1911 , xcix . , 642 ) that the sulphoxylic acids are capable of condensing in that medium with an aromatic nucleus yielding sulphides , for example : R.SOH + ...
... sulphuric acid , it has also been postulated ( Prescott and Smiles , Trans . , 1911 , xcix . , 642 ) that the sulphoxylic acids are capable of condensing in that medium with an aromatic nucleus yielding sulphides , for example : R.SOH + ...
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