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 48
... refluxed with glacial acetic acid ( 25 c.c. ) , acetic anhydride ( 5 c.c. ) , and anhydrous potassium acetate ( 2.5 g . ) for 16 hours . The acetic acid and excess anhydride were removed under reduced pressure and the residue poured ...
... refluxed with glacial acetic acid ( 25 c.c. ) , acetic anhydride ( 5 c.c. ) , and anhydrous potassium acetate ( 2.5 g . ) for 16 hours . The acetic acid and excess anhydride were removed under reduced pressure and the residue poured ...
Page 109
... refluxed for 1 hours , cooled , water added , and the benzene layer fractionated twice . The colourless oil had b . p . 143-146 ° / 0.05 mm . ; 15 g . ( 52 % ) , n ° 1.5250 . The picrate gave no m . p . depression with that of Anker and ...
... refluxed for 1 hours , cooled , water added , and the benzene layer fractionated twice . The colourless oil had b . p . 143-146 ° / 0.05 mm . ; 15 g . ( 52 % ) , n ° 1.5250 . The picrate gave no m . p . depression with that of Anker and ...
Page 166
... refluxed on a sand - bath in a stream of carbon dioxide . With p- and o - nitrobenzaldehyde the acetaldehyde 2 : 4 - dinitrophenylhydrazone started to be precipitated after - hour , whereas with the m - derivative traces were ...
... refluxed on a sand - bath in a stream of carbon dioxide . With p- and o - nitrobenzaldehyde the acetaldehyde 2 : 4 - dinitrophenylhydrazone started to be precipitated after - hour , whereas with the m - derivative traces were ...
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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