Journal of the Chemical Society, Part 5Chemical Society., 1949 "Titles of chemical papers in British and foreign journals" included in Quarterly journal, v. 1-12. |
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Page 133
... evaporated to dryness , and the residue extracted with warm methanol ( 2 x 30 c.c. ) . The methanol extract was evaporated under reduced pressure , and the residue suspended in water ( 40 c.c. ) and decomposed by treatment with hydrogen ...
... evaporated to dryness , and the residue extracted with warm methanol ( 2 x 30 c.c. ) . The methanol extract was evaporated under reduced pressure , and the residue suspended in water ( 40 c.c. ) and decomposed by treatment with hydrogen ...
Page 134
... evaporated under reduced pressure . The oily residue was dissolved in chloroform , and the solution washed with aqueous sodium hydrogen carbonate and again evaporated . The amber - coloured oil was treated with aqueous ammonia ( d 0.88 ...
... evaporated under reduced pressure . The oily residue was dissolved in chloroform , and the solution washed with aqueous sodium hydrogen carbonate and again evaporated . The amber - coloured oil was treated with aqueous ammonia ( d 0.88 ...
Page 139
... evaporated under reduced pressure . Crystallisation of the residue from n - propanol gave dethiogliotoxin ( 497 mg . ) , m . p . 245-249 ° ( decomp . ) , which on recrystallisation was obtained as stout prisms , m . p . 248-249 ...
... evaporated under reduced pressure . Crystallisation of the residue from n - propanol gave dethiogliotoxin ( 497 mg . ) , m . p . 245-249 ° ( decomp . ) , which on recrystallisation was obtained as stout prisms , m . p . 248-249 ...
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Common terms and phrases
absorption acetic acid acetone activity added alkali aluminium aluminium chloride Amer anhydride aqueous solution aspergillic atom benzene bromide Calc carbon Chem chemical chloroform coefficient colourless complex compounds concentration condensation containing cooled counter crystallised crystals curve decomp decomposition derivatives determined diffusion dilute dinitrogen tetroxide dioxide dissolved distilled dried electrons energy ester ethanol ether ethyl alcohol evaporated experimental experiments extracted filtered formation formed Found fraction gave give gliotoxin H₂O heated hydrochloric acid hydrogen hydrogen chloride hydrolysis iodide iodine value ionic isotopes ketone light petroleum b. p. liquid measured method mixture molecule needles nitrosyl chloride obtained oxidation perchlorate polonium potassium potassium hydroxide precipitated prepared protoactinium pyridine radioactive reaction refluxed requires residue room temperature salt sample separated sodium hydroxide solid soluble solvent sulphate sulphuric acid synthesis thorium thyroxine tube uranium uranyl nitrate washed yellow yield