Journal of the Chemical SocietyThe Society., 1952 |
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Page 34
... filtration through Plot of I against ✪ for buffer solutions filtered through a No. 4 " Pyrex " sintered - glass disc ( I ) and an ultrafiltration membrane ( II ) . 10 & n ( arbitrary units ) 2 9 ∞ I 50 TO 90 110 120 a No. 4. Pyrex ...
... filtration through Plot of I against ✪ for buffer solutions filtered through a No. 4 " Pyrex " sintered - glass disc ( I ) and an ultrafiltration membrane ( II ) . 10 & n ( arbitrary units ) 2 9 ∞ I 50 TO 90 110 120 a No. 4. Pyrex ...
Page 331
... filtered off and dried in a vacuum over phosphoric oxide . Crystallisation from light petroleum ( b . p . 60-80 ° ) gave white needles ( 23.8 g . ) of 2 : 4 : 6 - trichloro - 5 - phenylpyrimidine , m . p . 160 ° ( Found : C , 46-2 ; H ...
... filtered off and dried in a vacuum over phosphoric oxide . Crystallisation from light petroleum ( b . p . 60-80 ° ) gave white needles ( 23.8 g . ) of 2 : 4 : 6 - trichloro - 5 - phenylpyrimidine , m . p . 160 ° ( Found : C , 46-2 ; H ...
Page 832
... filtered off . A clear solution was obtained on boiling . After about 5 hours ' boiling fine crystals of ß - amino - ẞ- ( 3 : 5- di - iodo - 4 - p - methoxyphenoxyphenyl ) propionic acid began to separate . After 24 hours ' boiling the ...
... filtered off . A clear solution was obtained on boiling . After about 5 hours ' boiling fine crystals of ß - amino - ẞ- ( 3 : 5- di - iodo - 4 - p - methoxyphenoxyphenyl ) propionic acid began to separate . After 24 hours ' boiling the ...
Contents
The Compound of Boron Trichloride with Dioxan | 11 |
An Ultrafiltration Method for the Optical Clarification of Protein Solutions in Light | 33 |
By R ALLERTON and W G OVEREND | 35 |
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absorption acetic acid acetic anhydride acetone acetyl acid chloride added adenylic acids alcohol alginate alkali aluminium Amer amine ammonia atoms benzene boiling bond bromide Calc carbon catalyst CH₂ Chem Chim chloroform compound concentration cooled crystallised crystals curve D.Sc decomp decomposition derivatives determined dilute dissolved distilled dried ester ethanol ethyl acetate evaporated experimental extracted with ether filtered filtrate formation formed Found fraction gave give heated under reflux hydrocarbon hydrochloric acid hydrogen bromide hydrogen chloride hydrolysis hyponitrite iodide isolated isomeric ketone method methyl mixed m. p. mixture molecular molecule nitrate nitric acid nitrogen nucleic acid nucleotides obtained oxidation p-xylene phenol phosphate picrate potassium precipitated prepared prisms pyridine reaction reagent requires residue room temperature salt separated sodium hydroxide solid soluble solvent structure sulphate sulphuric acid Table thionyl chloride washed yellow yield