Quarterly Journal of the Chemical Society of London, Volume 11 |
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Results 1-3 of 35
Page 2285
... mmol ) and t - butyl peroxide ( 146 g , 10 mmol ) gave benzaldehyde [ 1.60 mmol , v , ( CC1 ) 1709 cm - 1 , increased to 1.79 mmol after treatment with dilute sulphuric acid ] . G.l.c. analysis gave the following results : ( a ) acetone ...
... mmol ) and t - butyl peroxide ( 146 g , 10 mmol ) gave benzaldehyde [ 1.60 mmol , v , ( CC1 ) 1709 cm - 1 , increased to 1.79 mmol after treatment with dilute sulphuric acid ] . G.l.c. analysis gave the following results : ( a ) acetone ...
Page 2286
Chemical Society (Great Britain). peroxide reacted 0.96 mmol ; ether reacted 1.82 mmol ; aldehyde formed 0.115 mmol ( 6 % ) , increased to 0.665 mmol ( 36 % ) on treatment with dilute sulphuric acid . After 72 h the extent of ...
Chemical Society (Great Britain). peroxide reacted 0.96 mmol ; ether reacted 1.82 mmol ; aldehyde formed 0.115 mmol ( 6 % ) , increased to 0.665 mmol ( 36 % ) on treatment with dilute sulphuric acid . After 72 h the extent of ...
Page 2407
... mmol ) and ethylene ( 0.99 g , 35.4 mmol ) , treated as in experiment ( a ) at 180 ° ( 15 h ) , gave ( i ) nitrogen ( 0.06 g , 2-3 mmol , 13 % ) ; ( ii ) unchanged ethylene ( 0.18 g , 6.4 mmol , 18 % recovered ) ( -196 ° fraction ) ...
... mmol ) and ethylene ( 0.99 g , 35.4 mmol ) , treated as in experiment ( a ) at 180 ° ( 15 h ) , gave ( i ) nitrogen ( 0.06 g , 2-3 mmol , 13 % ) ; ( ii ) unchanged ethylene ( 0.18 g , 6.4 mmol , 18 % recovered ) ( -196 ° fraction ) ...
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Organic chemistry | 2023 |
Constituents of Withania somnifera Dun Part XII The withanolides of an Indian chemotype | 2032 |
Cyclic hydroxamic acids Part I Synthesis and reactions of 12dihydro1hydroxy46dimethyl2oxo | 2044 |
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acetic acid acetic anhydride acetone acetyl alcohol aldehyde alumina Amer amine ammonia anhydride anhydrous aqueous aromatic atom benzene benzyl bromide CH₂ Chem chloride chloroform chromatographed cm.¹ cm¯¹ cm¹ compound cooled crystallised cyclisation decomp derivative dichloromethane dilute dimer dimethyl dimethylformamide dioxan dried eluted ester ethanol ethyl acetate evaporated extracted with ether filtered filtrate Found gave give heated under reflux hydrochloric acid hydrolysis hydroxide i.r. spectrum iodide isolated isomer ketone lithium aluminium hydride methyl mixed m.p. mixture was stirred mmHg mmol mmole mole n.m.r. spectrum needles nitrogen obtained olefinic oxidation peroxide phenol potassium prepared protons pyridine reaction reduction reflux requires residue ring room temperature salt signals singlet sodium borohydride sodium hydroxide solid solution solvent spectra structure synthesis tetrahydrofuran treatment yield