Quarterly Journal of the Chemical Society of London, Part 5, Pages 5005-6079 |
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Page 5381
... needles of 16 - epiphyllocladan - 15ẞ - ol , m . p . 154- 155 ° , [ a ] 17 17 -3 ° ( c 0-8 ) . A purer sample of 16 - epiphyllocladan - 15ß - ol , m . p . 157.5—158 ° , was obtained by reduction of 16 - epiphyllocladan - 15 - one with ...
... needles of 16 - epiphyllocladan - 15ẞ - ol , m . p . 154- 155 ° , [ a ] 17 17 -3 ° ( c 0-8 ) . A purer sample of 16 - epiphyllocladan - 15ß - ol , m . p . 157.5—158 ° , was obtained by reduction of 16 - epiphyllocladan - 15 - one with ...
Page 5649
... Needles , 1 162-164 ° 66.65 8.95 15.55 Needles , 2 80-81 ° 63-15 7.95 18.4 Needles , 2 89-90 ° 65.05 8.5 16.85 Needles , 3 67-68 ° 66-65 8.95 15.55 Needles , 1 71-73 ° 14.4 R1 Yield ( % ) Me Me Н 83 Et 75 61.3 7.4 " " " " 95 66.7 8.9 ...
... Needles , 1 162-164 ° 66.65 8.95 15.55 Needles , 2 80-81 ° 63-15 7.95 18.4 Needles , 2 89-90 ° 65.05 8.5 16.85 Needles , 3 67-68 ° 66-65 8.95 15.55 Needles , 1 71-73 ° 14.4 R1 Yield ( % ) Me Me Н 83 Et 75 61.3 7.4 " " " " 95 66.7 8.9 ...
Page 5908
... needles , m . p . 266-268 ° , from benzene ) was prepared by analogous catalytic and chemical reductions ( Found : C , 77-6 ; H , 5.3 . C21H1N , requires C , 77-8 ; H , 5 · 0 % ) . Its acetyl derivative ( needles from methanol ) had m ...
... needles , m . p . 266-268 ° , from benzene ) was prepared by analogous catalytic and chemical reductions ( Found : C , 77-6 ; H , 5.3 . C21H1N , requires C , 77-8 ; H , 5 · 0 % ) . Its acetyl derivative ( needles from methanol ) had m ...
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absorption acetic acid acetic anhydride acetone added alcohol alkaline alumina Amax Amer anhydride anion aromatic atoms bands benzene benzyl boiling bond bromide Calc carbonate carboxylic Chem chloride chloroform chromatography cm.¹ complexes compound concentration constants crystallised crystals decomp decomposition derivative dilute dioxan distilled dried electron Elution ester ethanol ethyl acetate ethylene evaporated extracted filtered formed Found fraction gave H₂O heated hydration hydrochloric acid hydrogen hydrolysis infrared infrared spectrum iodide iodine iodine pentafluoride isomer isomeric ketone light petroleum lithium aluminium hydride m. p. and mixed methyl ether mixed m. p. mixture mole molecule needles nitrate nitric oxide nitrogen observed obtained ozonolysis peroxide phenyl potassium prepared proton pyridine radicals reaction reflux requires residue resonance room temperature salt sodium hydroxide sodium methoxide solid solution solvent spectra structure substituent sulphate Table ultraviolet values Vmax washed yield