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Page 1359
... mixture ( 2 · 0 g . ) , m . p . 155-160 ° , [ a ] -70 ° ( c , 1 · 80 ) , λmax . 236 and 243 mμ ( ɛ 11,800 and 13,000 respectively ) . Elution of the column with ether - methanol , hydrolysis with 5N - ethanolic sulphuric acid at room ...
... mixture ( 2 · 0 g . ) , m . p . 155-160 ° , [ a ] -70 ° ( c , 1 · 80 ) , λmax . 236 and 243 mμ ( ɛ 11,800 and 13,000 respectively ) . Elution of the column with ether - methanol , hydrolysis with 5N - ethanolic sulphuric acid at room ...
Page 1362
... mixture after it had been converted into a mixture of methyl ester methyl glycosides . Accordingly the crude mixture of the calcium salts of these three galacturonic acid derivatives ( Ayres et al . , loc . cit . ) was shaken with cold ...
... mixture after it had been converted into a mixture of methyl ester methyl glycosides . Accordingly the crude mixture of the calcium salts of these three galacturonic acid derivatives ( Ayres et al . , loc . cit . ) was shaken with cold ...
Page 1797
Chemical Society (Great Britain). one portion , and the mixture was heated on the steam - bath for 15 min . The product was isol- ated by pouring the mixture into water , extracting with benzene , washing the benzene layer with alkali ...
Chemical Society (Great Britain). one portion , and the mixture was heated on the steam - bath for 15 min . The product was isol- ated by pouring the mixture into water , extracting with benzene , washing the benzene layer with alkali ...
Contents
C52j | 1174 |
Lanthanon Complexes with Ethylenediaminetetraacetic Acid Part IV | 1181 |
The Bodroux Reaction | 1188 |
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absorption acetic acid acetic anhydride acetone acetyl ajmaline alcohol alkaline alkyl Amer amine ation atoms B.Sc benzene boiling bond bromine Calc carbon CH₂ Chem Chemistry chloroform colourless complex compound concentration crystallised D.Sc decomp decomposition derivatives dilute dioxan dissolved distilled dried eluted ester ethanol ether ethyl acetate evaporated extracted filtered formation formed Found fraction gave give m. p. heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone light petroleum b. p. lithium aluminium hydride m. p. and mixed method methyl mixed m. p. mixture molecule obtained oxide oxygen perchlorate Ph.D phenol piperidine potassium hydroxide precipitate prepared prisms pyridine reaction reagent reduction refluxed Reprint Order requires residue room temperature salt separated sodium hydroxide solid solution solvent spectra sulphate sulphuric acid Table triethylamine vacuo values washed yellow needles yield