Quarterly Journal of the Chemical Society of London, Volume 11 |
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Page 2103
... acetic Acid ( XIV ) .— Di- benz [ b , d ] oxepin - 7 - acetic acid ( 1 g . ) was dissolved in ethanol ( 50 ml . ) and hydrogenated at room temperature and atmos- pheric pressure over 10 % palladium - charcoal ( 0.15 g . ) . The ...
... acetic Acid ( XIV ) .— Di- benz [ b , d ] oxepin - 7 - acetic acid ( 1 g . ) was dissolved in ethanol ( 50 ml . ) and hydrogenated at room temperature and atmos- pheric pressure over 10 % palladium - charcoal ( 0.15 g . ) . The ...
Page 2159
... acetic acid to give the x - acetoxybenzylpyrimidine derivatives ( 16a and b ) in high yield . The structures assigned to these products are based on elemental analysis and i.r. and 1H n.m.r. spectra ( Table 2 ) . The corresponding v ...
... acetic acid to give the x - acetoxybenzylpyrimidine derivatives ( 16a and b ) in high yield . The structures assigned to these products are based on elemental analysis and i.r. and 1H n.m.r. spectra ( Table 2 ) . The corresponding v ...
Page 2162
... acid to give ethyl 4,7 - dihydro - 7 - oxo - 3 - phenyl - v- triazolo [ 3,4 - a ] pyrimidin - 6 - carboxylate ( 11a ) , which formed needles ( 2.5 g ) , m.p. 237 ° ( from ethanol - acetic acid ) , v , 3200 and 2800-2600br ( OH ) , and ...
... acid to give ethyl 4,7 - dihydro - 7 - oxo - 3 - phenyl - v- triazolo [ 3,4 - a ] pyrimidin - 6 - carboxylate ( 11a ) , which formed needles ( 2.5 g ) , m.p. 237 ° ( from ethanol - acetic acid ) , v , 3200 and 2800-2600br ( OH ) , and ...
Contents
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