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Page 2784
... chloroform ) . Mellies et al . ( loc . cit . ) record m . p . 102–103 ° , [ x ] 5 + 122 ∙ 1 ° ( c , 1 · 8 in chloroform ) . 125 4 : 6 - Ethylidene a - Methyl - D - glucoside 2 : 3 - Ditoluene - p - sulphonate .- ( a ) A solution of 4 ...
... chloroform ) . Mellies et al . ( loc . cit . ) record m . p . 102–103 ° , [ x ] 5 + 122 ∙ 1 ° ( c , 1 · 8 in chloroform ) . 125 4 : 6 - Ethylidene a - Methyl - D - glucoside 2 : 3 - Ditoluene - p - sulphonate .- ( a ) A solution of 4 ...
Page 2785
... chloroform , and the two extracts separately chromatographed on alumina . Fractions ( 50 ml . ) were collected , with ether - chloroform ( 4 vol . 1 vol . ) as eluant in each case . After examination the appropriate fractions were ...
... chloroform , and the two extracts separately chromatographed on alumina . Fractions ( 50 ml . ) were collected , with ether - chloroform ( 4 vol . 1 vol . ) as eluant in each case . After examination the appropriate fractions were ...
Page 3694
... chloroform was added to benzyl sulphide - monobromogold ( 3.8g . ) in chloroform ( 30 ml . ) , and the mixture set aside . The almost black crystals ( 3.9 g . ) which separated were collected , washed with a little chloroform , and ...
... chloroform was added to benzyl sulphide - monobromogold ( 3.8g . ) in chloroform ( 30 ml . ) , and the mixture set aside . The almost black crystals ( 3.9 g . ) which separated were collected , washed with a little chloroform , and ...
Contents
ONE HUNDRED AND ELEVENTH ANNUAL GENERAL MEETING | 2449 |
483 | 2465 |
Mechanism of Substitution at a Saturated Carbon Atom Part XXXIII Kinetic | 2488 |
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acetic acid acetone acetyl acetyl chloride added alcohol alum aluminium aluminium bromide Amer ammonia anhydride aqueous atom benzene benzyl boiling Calc carbon Chem Chemical Chemistry chloroform chromatography colourless compound concentrated condensation cooled crystallised crystals decomp derivative dilute dissolved distilled dried ester ethanol ether ethyl acetate ethylene evaporated excess extracted filtered filtrate formed Found fraction gave give heated hydrate hydrochloric acid hydrogen bromide hydrogen chloride hydrolysis iodide isolated ketone L-iditol Lecture light petroleum b. p. lignin lithium aluminium hydride m. p. and mixed material method methyl mixed m. p. mixture molecular molecules needles nitrate obtained oxide phase phosphate polymer potassium hydroxide precipitated prepared present Professor pyridine reaction reflux requires residue retinene room temperature salt sample separated sodium hydroxide solid solution solvent stirred structure Table trifluoroiodomethane vapour pressure vitamin washed yellow yield