Journal of the Chemical SocietyThe Society., 1955 |
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Page 197
... reduced until the flow rate and composition had changed to those of a mixture which just struck back . The flow rate was then made just a little greater than that for strike- back , and the flow rate of air again reduced . The flow ...
... reduced until the flow rate and composition had changed to those of a mixture which just struck back . The flow rate was then made just a little greater than that for strike- back , and the flow rate of air again reduced . The flow ...
Page 427
... reduced pressure ( internal temp . , ca. 30 ° ) , and the residue diluted with water ( 1.5 1. ) . The solution was acidified ( Congo- red ) with hydrochloric acid , and the oily product extracted with ether ( 750 c.c. ) . The ethereal ...
... reduced pressure ( internal temp . , ca. 30 ° ) , and the residue diluted with water ( 1.5 1. ) . The solution was acidified ( Congo- red ) with hydrochloric acid , and the oily product extracted with ether ( 750 c.c. ) . The ethereal ...
Page 820
... reduced pressure . The residue was extracted twice with hot ethyl acetate , leaving a residue of thymine and ammonium bromide . The ethyl acetate extracts were taken to dryness , the residue was triturated with 1 : 1 ether - light ...
... reduced pressure . The residue was extracted twice with hot ethyl acetate , leaving a residue of thymine and ammonium bromide . The ethyl acetate extracts were taken to dryness , the residue was triturated with 1 : 1 ether - light ...
Contents
The Chemistry of Nitrosyl Complexes Part I Evidence for the Selfionisation | 56 |
The Senecio Alkaloids Part XII The Synthesis of erythro3Hydroxy2methoxy | 65 |
Experiments on the Synthesis of Tetrahydroworenine | 79 |
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Common terms and phrases
acetic acid acetic anhydride acetone alcohol alkaline Amer anhydride aqueous sodium atom band benzene boiling bromide Calc carbon carbonyl Chem chloroform colour colourless colupulone complex compound concentration cooled crystallised crystals curve cyclohexanone D.Sc decomp derivatives dibromide dilute dioxide dissolved distilled dried ester ethanol ether ethyl acetate EtOH evaporated EXPERIMENTAL extracted filtered formation formed Found fraction gave give H₂O heated hydrochloric acid hydrogen chloride hydrolysis infra-red iodide iodine kcal./mole ketone light petroleum b. p. m. p. and mixed method methyl mixed m. p. mixture mole molecules needles nitrate nitrogen obtained oxidation oxidised oxygen phenol potassium potassium hydroxide precipitate prepared prisms pyridine reaction reagent refluxed Reprint Order requires residue room temperature salt scandium sodium hydroxide solid soluble solution solvent solvolysis spectra spectrum structure sulphate sulphuric acid Table tube values yield