Journal of the Chemical Society, Part 1Chemical Society., 1949 |
From inside the book
Results 1-3 of 80
Page 195
... acid . The acid which separated as an oil rapidly solidified to a micro- crystalline powder ( 0.51 g . ) . On recrystallisation from water containing a little acetic acid , dehydroiso- fenchocamphoric acid formed a crystalline powder ...
... acid . The acid which separated as an oil rapidly solidified to a micro- crystalline powder ( 0.51 g . ) . On recrystallisation from water containing a little acetic acid , dehydroiso- fenchocamphoric acid formed a crystalline powder ...
Page 294
... acetic acid solution , of ( a ) m - xylene and B - bromostyrene ; ( b ) allyl bromide and 3 : 4- and 2 : 6 - dichlorostyrene ; ( c ) ethyl acrylate , maleic acid , and sodium ethylenesulphonate . Three types of catalysis are ...
... acetic acid solution , of ( a ) m - xylene and B - bromostyrene ; ( b ) allyl bromide and 3 : 4- and 2 : 6 - dichlorostyrene ; ( c ) ethyl acrylate , maleic acid , and sodium ethylenesulphonate . Three types of catalysis are ...
Page 441
... acetic acid ( 60 c.c. ) , and conc . sulphuric acid ( 2.5 c.c. ) ( 3 hours ' heating ) , crystallised from acetic acid or petroleum ( b . p . 50—60 ° ) in colourless crystals , m . p . 102–103 ° ( Found : C , 44.4 ; H , 2-5 ; Cl , 6 · 5 ...
... acetic acid ( 60 c.c. ) , and conc . sulphuric acid ( 2.5 c.c. ) ( 3 hours ' heating ) , crystallised from acetic acid or petroleum ( b . p . 50—60 ° ) in colourless crystals , m . p . 102–103 ° ( Found : C , 44.4 ; H , 2-5 ; Cl , 6 · 5 ...
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Common terms and phrases
absorption acetic anhydride acetone added addition alkaline aluminium aluminium chloride Amer ammonia anhydride atom benzene boiling bond bromide Calc carbon catalyst CH₂ Chem chloroform colourless needles compound concentration condensation cooled crystallised crystals curve cyanide decomp decomposition derivatives dilute dissolved distilled disulphide dried ester ethyl acetate ethyl alcohol ethylene evaporated extracted with ether filtered filtrate formed Found fraction gave give m. p. heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone kojic acid light petroleum b. p. m. p. and mixed methanol method mixed m. p. mixture molecule obtained oxide phenyl picrate potassium hydroxide precipitated prepared prisms pyridine reaction reagent reduced pressure refluxed removed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent stirred structure sulphate sulphide sulphone sulphuric acid thionyl chloride washed yellow yield