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Page 1256
... precipitate was formed , which was only slightly increased on neutralisation with dilute ammonia . The precipitated acetate was taken up in ether , but the residue left after evaporation of the solvent could not be crystallised . It ...
... precipitate was formed , which was only slightly increased on neutralisation with dilute ammonia . The precipitated acetate was taken up in ether , but the residue left after evaporation of the solvent could not be crystallised . It ...
Page 1771
... precipitate formed in ( 1 ) is known to be SeMe ,, HgCl2 ( Challenger and North , J. , 1934 , 70 ; North , Thesis , Leeds , 1934 ) , and that in ( 4 ) must be the same . In precipitates in ( 2 ) and ( 3a ) extra mercuric chloride must ...
... precipitate formed in ( 1 ) is known to be SeMe ,, HgCl2 ( Challenger and North , J. , 1934 , 70 ; North , Thesis , Leeds , 1934 ) , and that in ( 4 ) must be the same . In precipitates in ( 2 ) and ( 3a ) extra mercuric chloride must ...
Page 2068
... precipitate was filtered off , recrystal- lized from water ( 20 parts ) and dried at 110 ° , giving 2 - hydroxypurine as creamy - white crystals ( 65 % ) , homogeneous on paper chromatography with aqueous ammonium chloride ( 3 ...
... precipitate was filtered off , recrystal- lized from water ( 20 parts ) and dried at 110 ° , giving 2 - hydroxypurine as creamy - white crystals ( 65 % ) , homogeneous on paper chromatography with aqueous ammonium chloride ( 3 ...
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