Journal of the Chemical Society, Part 4The Society., 1949 |
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Results 1-3 of 74
Page 2704
... picrate , m . p . 93 ° ( King and McMillan , J. Amer . Chem . Soc . , 1946 , 68 , 1469 ) , were obtained . Interaction of benzylmethylamine hydrochloride ( 4 · 3 g . ) , formaldehyde ( 3 c.c. of 40 % ) , and hexamine ( 4.0 g . ) in ...
... picrate , m . p . 93 ° ( King and McMillan , J. Amer . Chem . Soc . , 1946 , 68 , 1469 ) , were obtained . Interaction of benzylmethylamine hydrochloride ( 4 · 3 g . ) , formaldehyde ( 3 c.c. of 40 % ) , and hexamine ( 4.0 g . ) in ...
Page 3183
... picrate ( 0.2 g . ) , m . p . 172-174 ° , 3 - phenylpyridine picrate ( 0.9 g . ) , m . p . 155-158 ° , and 4 - phenylpyridine picrate ( 0-6 g . ) , m . p . 192-195 ° . The total weight of crude mixed picrates was 6.5 g . 2 - Chloro - 3 ...
... picrate ( 0.2 g . ) , m . p . 172-174 ° , 3 - phenylpyridine picrate ( 0.9 g . ) , m . p . 155-158 ° , and 4 - phenylpyridine picrate ( 0-6 g . ) , m . p . 192-195 ° . The total weight of crude mixed picrates was 6.5 g . 2 - Chloro - 3 ...
Page 3269
... picrate is named toxiferine - VII picrate . That toxiferine - I chloride is changeable is supported by the following observation . The original alcoholic mother - liquor which gave toxiferine - I chloride was concentrated and when cold ...
... picrate is named toxiferine - VII picrate . That toxiferine - I chloride is changeable is supported by the following observation . The original alcoholic mother - liquor which gave toxiferine - I chloride was concentrated and when cold ...
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Common terms and phrases
absorption acetic acid acetic anhydride acetone added alcohol alkaline aluminium chloride aluminium iodide Amer amine ammonia aqueous sodium atom benzaldehyde benzene boiling bond bromide bromine trifluoride Calc carbon CH₂ Chem chloroform colourless needles compound concentrated condensation containing cooled crystallised crystals D.Sc decomp decomposition derivatives diazotised dilute dioxan dissolved distilled dried ester ethanol ethyl alcohol extracted with ether filtered filtrate formation formed Found fraction gave Grignard reagent halide heated under reflux hydrochloric acid hydrogen chloride hydrolysis iodide iodine ions isolated ketone light petroleum b. p. liquid method methyl methyl iodide minutes mixture molecule nitrate nitrogen obtained oxidation phenol picrate potassium precipitate prepared prisms pyridine reaction reagent recrystallised from ethanol reduced pressure removed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent sulphate sulphone sulphuric acid synthesis Table tube values washed yield