Journal of the Chemical SocietyThe Society., 1948 |
From inside the book
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Page 1289
... crystals , soluble in acetone and almost insoluble in ether ( Found : C , 57-2 ; H , 3.7 ; N , 22-0 . C , H , O , N , requires C , 57-1 ; H , 3-7 ; N , 22.2 % ) . It gives colourless and greenish - yellow solutions in mineral acids and ...
... crystals , soluble in acetone and almost insoluble in ether ( Found : C , 57-2 ; H , 3.7 ; N , 22-0 . C , H , O , N , requires C , 57-1 ; H , 3-7 ; N , 22.2 % ) . It gives colourless and greenish - yellow solutions in mineral acids and ...
Page 1711
... crystals ; nitride crystal structure Bronze yellow ; fairly large crystals Deposit at sides of bow only narrow optimum range of temperature within which the nitride can be produced . If the temperature is lower than this value the crystals ...
... crystals ; nitride crystal structure Bronze yellow ; fairly large crystals Deposit at sides of bow only narrow optimum range of temperature within which the nitride can be produced . If the temperature is lower than this value the crystals ...
Page 2128
... crystals formed on the upper parts of the reaction vessel were extracted with hot light petroleum ( b . p . 50-70 ° ) ; the residue proved to be phenanthraquinone . The petroleum extract was concentrated and the resulting crystals ...
... crystals formed on the upper parts of the reaction vessel were extracted with hot light petroleum ( b . p . 50-70 ° ) ; the residue proved to be phenanthraquinone . The petroleum extract was concentrated and the resulting crystals ...
Contents
acetic acid | 963 |
The isolated base 2 5 g m p 125 with frothing was readily soluble in most organic solvents | 6 |
addition of zinc dust 0 2 g during 15 minutes followed by heating on the steambath for hour | 114 |
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Common terms and phrases
4-trimethyl absorption acetic anhydride acetone acetyl added alcohol alkaline Amer amine ammonia atoms bands benzaldehyde benzene boiling bromine Calc carbon CH₂ Chem chloroform colourless needles compound concentrated hydrochloric acid condensation cooled crystallised crystals D.Sc decomp derivative diazotised dilute dissolved distilled dried electrons energy equiv ester ethanol ether ethyl acetate evaporated experimental extracted filtered filtrate formation formed Found fraction gave give glacial acetic acid heated hydrocarbon hydrochloric acid hydrogen chloride hydrolysis iodine isolated ketone light petroleum m. p. and mixed method methyl mixed m. p. mixture molecular molecule nitrogen obtained orbitals oxidation polysaccharide potassium hydroxide precipitated prepared prisms proflavine pyridine reaction refluxed removed requires residue resonance room temperature salt separated sodium hydroxide solid soluble solution solvent stirred structure substance sulphate sulphuric acid surface vacuum values washed yellow needles yield