Journal of the Chemical SocietyThe Society., 1963 |
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Results 1-3 of 76
Page 2584
... needles ( 9 mg . ) , m . p . 163 ° , respectively ( see below ) . Fraction ( iv ) crystallised from ethyl acetate- light petroleum in needles ( 20 mg . ) , m . p . 180-181 ° , [ a ] 17 −21 ° ( c 0 · 36 ) , of methyl 2a - chloro - 7 ...
... needles ( 9 mg . ) , m . p . 163 ° , respectively ( see below ) . Fraction ( iv ) crystallised from ethyl acetate- light petroleum in needles ( 20 mg . ) , m . p . 180-181 ° , [ a ] 17 −21 ° ( c 0 · 36 ) , of methyl 2a - chloro - 7 ...
Page 2771
... needles ( 450 mg . ) , m . p . 171–172 ° , [ x ] , 25 — 87 ° ( c 1 · 15 ) , ' max . 1775 and 1710 cm.1 ( Found : C , 78-8 ; H , 10-5 . C30H4O3 requires C , 79-2 ; H , 10.2 % ) . Ozonolysis of this product as for the dianhydro - dimer ...
... needles ( 450 mg . ) , m . p . 171–172 ° , [ x ] , 25 — 87 ° ( c 1 · 15 ) , ' max . 1775 and 1710 cm.1 ( Found : C , 78-8 ; H , 10-5 . C30H4O3 requires C , 79-2 ; H , 10.2 % ) . Ozonolysis of this product as for the dianhydro - dimer ...
Page 2958
... needles , m . p . 128-129 ° ( Found : C , 75-5 ; H , 9.6 . C20H30O3 requires C , 75 · 4 ; H , 9.5 % ) , Vmax . 3540 and 1775 cm . , 9.06 and 8.91 ( doublet , CH - CH1 ) , 8-91 ( C • CH , ) , and 8.70 ( -CO - C - CH1 ) . It was oxidised ...
... needles , m . p . 128-129 ° ( Found : C , 75-5 ; H , 9.6 . C20H30O3 requires C , 75 · 4 ; H , 9.5 % ) , Vmax . 3540 and 1775 cm . , 9.06 and 8.91 ( doublet , CH - CH1 ) , 8-91 ( C • CH , ) , and 8.70 ( -CO - C - CH1 ) . It was oxidised ...
Contents
Organic | 2567 |
Gibberellic acid Part XXIII Some perhydrofluoren8aylacetic acid lactones | 2590 |
Gibberellic acid Part XXV Some new reduction products of gibberellic acid | 2606 |
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Common terms and phrases
absorption acetic acid acetic anhydride acetone acetyl alumina Amer amine anhydride atom band benzene benzoate Calc carboxylate catalyst cation CH₂ Chem chloride chloroform chromatography cm.¹ complex compound concentration constant crystallised decomp decomposition derivative dibromide dilute dimethyl dioxan distilled dried eluted ester ethanol ethyl acetate evaporated experimental extracted with ether filtered filtrate flindissone formation Found fraction gave H₂O heated hydrochloric acid hydrogen bromide hydrogen chloride hydrogen peroxide hydrolysis hydroxide infrared infrared spectrum k₁ ketone kinetic lactone light petroleum liquid lithium aluminium hydride mixed m. p. mixture mole mµ ɛ needles nitrogen obtained optical oxidation oxygen petroleum b. p. phenol potassium prepared prisms proton pteridine pyridine pyrolysis reaction reagent refluxed requires residue resin room temperature salt scission sodium hydrogen carbonate sodium hydroxide solvent spectra structure Table thiolactone toluene-p-sulphonic ultraviolet values vinyl Vmax washed yield