Journal of the Chemical Society, Part 3Chemical Society., 1949 |
From inside the book
Results 1-3 of 72
Page 2060
... formed slender red prisms from acetic acid . - = 6 - Hydroxy - 2 - benzoyl - 3 - methylcoumarone ( III ; R ' = H , R " Ph ) . This compound , m . p . 158— 159 ° , was prepared from 6 - hydroxy - 3 - methylcoumarone by Hoesch's method as ...
... formed slender red prisms from acetic acid . - = 6 - Hydroxy - 2 - benzoyl - 3 - methylcoumarone ( III ; R ' = H , R " Ph ) . This compound , m . p . 158— 159 ° , was prepared from 6 - hydroxy - 3 - methylcoumarone by Hoesch's method as ...
Page 2073
... formed fine colourless needles from alcohol ; m . p . 224-225 ° ( yield 92 % ) ( Found : N , 9-45 ; Cl , 11.9 % ) . * m - Aminobenzylisoquinolinium chloride was stable in hot aqueous solution ; the hydrochloride formed small rosettes of ...
... formed fine colourless needles from alcohol ; m . p . 224-225 ° ( yield 92 % ) ( Found : N , 9-45 ; Cl , 11.9 % ) . * m - Aminobenzylisoquinolinium chloride was stable in hot aqueous solution ; the hydrochloride formed small rosettes of ...
Page 2131
... formed white platelets , m . p . 260 ° ( decomp . ) ( Found : Cl , 24-0 . C1HN , 2HCl requires Cl , 25.0 % ) , from alcohol . The monobenzoyl derivative formed feathery white needles , m . p . 283 ° ( Found : C , 80.2 ; H , 5 · 8 ; N ...
... formed white platelets , m . p . 260 ° ( decomp . ) ( Found : Cl , 24-0 . C1HN , 2HCl requires Cl , 25.0 % ) , from alcohol . The monobenzoyl derivative formed feathery white needles , m . p . 283 ° ( Found : C , 80.2 ; H , 5 · 8 ; N ...
Other editions - View all
Common terms and phrases
acetic acid acetic anhydride acetone acetyl added admixture alkaline alkyl aluminium chloride Amer ammonia aqueous solution atoms barium benzene boiling bromine Calc carbinol carbon catalyst Chem Chim chloroform colourless needles compound concentrated condensation cooled crystals cyclohexene decomp derivatives dilute dioxan dissolved distilled dithizone dried equiv ester ethanol ethyl acetate ethyl alcohol ethylene evaporated EXPERIMENTAL filtered filtrate formed Found fraction gave give heated under reflux hydrocarbon hydrochloric acid hydrogen chloride hydrolysis iodide ions isolated ketone Light absorption light petroleum b. p. method methyl mixed m. p. mixture molecule obtained oxide phenyl plates potassium hydroxide precipitated prepared pressure prisms pyridine Q-enzyme R₁ R₂ reaction reagent reduced removed requires residue room temperature salt semicarbazone separated sodium hydroxide solid soluble solvent specimen structure substance sulphate sulphone sulphuric acid synthesis Table unsaturated washed yield