Quarterly Journal of the Chemical Society of London |
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Page 38
... cooled and extracted with ether . The extract was dried , fractionated , and the compound collected ( 3-5 g . ) , at 109 ° / 0.2 mm . ( Found : C , 81-9 ; H , 10-0 . C13H180 requires C , 82-1 ; H , 9 · 5 % ) . 7 - Hydroxy - 6 : 8 ...
... cooled and extracted with ether . The extract was dried , fractionated , and the compound collected ( 3-5 g . ) , at 109 ° / 0.2 mm . ( Found : C , 81-9 ; H , 10-0 . C13H180 requires C , 82-1 ; H , 9 · 5 % ) . 7 - Hydroxy - 6 : 8 ...
Page 242
... cooled to -80 ° , and attached to the apparatus , together with an empty flask . Joints were lubricated by partially hydrated phosphoric oxide , prepared by adding a few drops of the same water as that which was to be used for making ...
... cooled to -80 ° , and attached to the apparatus , together with an empty flask . Joints were lubricated by partially hydrated phosphoric oxide , prepared by adding a few drops of the same water as that which was to be used for making ...
Page 524
... cooled to 0 ° , and diazotised by addition of a solution of sodium nitrite ( 0.52 g . ) in water ( 5 c.c. ) . The clear solution was then run fairly rapidly into hypophosphorous acid ( 50 c.c. , 30 % ) previously cooled to 0 ° and kept ...
... cooled to 0 ° , and diazotised by addition of a solution of sodium nitrite ( 0.52 g . ) in water ( 5 c.c. ) . The clear solution was then run fairly rapidly into hypophosphorous acid ( 50 c.c. , 30 % ) previously cooled to 0 ° and kept ...
Contents
The Ternary Systems NaSCNCa SCNH₂O KSCNCaSCNH₂O NHSCNCaSCNH₂O | 1 |
Rareearth Metal Oxides | 7 |
The Acetone Derivatives of Hexahydric Alcohols Part I Triacetone Mannitol and its Conversion | 13 |
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Common terms and phrases
3′-pyridoacridine 4-dideuterobenzene absorption acetic acid acetone acridone active added alkali alkyl Amer amidine ammonia atoms bands benzene bimolecular boiling Calc carbinol CH₂ Chem Chemical chloride combination tones compound condensation cooled crude crystallised D.Sc decomp derivative deuterated benzenes deuterium dilute dissolved distilled dried effect ester ether ethyl alcohol experimental extracted filtered formed Found fraction fundamental frequencies gave give b. p. halides heated hexadeuterobenzene hydrochloric acid hydrochloride hydrogen hydrolysis infra-red spectrum Ingold iodide ionisation isolated ketone kg.-cals ligroin methanol method mixture molecule monodeuterobenzene neopentyl neopentyl bromide nitrate normal co-ordinates obtained oxide picrate potassium potassium carbonate praseodymium precipitate prepared prisms pyridine Raman spectrum reaction reagent rearrangement refluxed requires residue salt separated sodium carbonate sodium hydroxide solid soluble solution solvent spectra steric steric effect stirred substitution sulphate sulphuric acid symmetry class Table temperature washed yellow needles yield