Posebna izdanja (Srpdka kraljevska akademija), Том 237 |
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Страница 63
... dihydro- quinazoline ) , or partially to the 1,2 - dihydro - 3 - methyl - 4 ( 3H ) -quinazo- linone , 1645 When reduced with lithium aluminum hydride in dioxane or tetrahydrofuran solution , the lactam acid ( LXVI ) or its methyl ester ...
... dihydro- quinazoline ) , or partially to the 1,2 - dihydro - 3 - methyl - 4 ( 3H ) -quinazo- linone , 1645 When reduced with lithium aluminum hydride in dioxane or tetrahydrofuran solution , the lactam acid ( LXVI ) or its methyl ester ...
Страница 128
... dihydro derivative.858 In a previous paper it was reported that phenanthrene could be reduced . to a dihydro and anthracene to a tetrahydro product , 857 but these results could not be subsequently reproduced . Reduction of cyclo ...
... dihydro derivative.858 In a previous paper it was reported that phenanthrene could be reduced . to a dihydro and anthracene to a tetrahydro product , 857 but these results could not be subsequently reproduced . Reduction of cyclo ...
Страница 129
... dihydro derivatives ( V ) in excellent yields.812 , 905 , 846 The reaction occurs through intermediate colored organometallic products , the addition of lithium aluminum hydride taking place at the semicyclic polar double bond . Very ...
... dihydro derivatives ( V ) in excellent yields.812 , 905 , 846 The reaction occurs through intermediate colored organometallic products , the addition of lithium aluminum hydride taking place at the semicyclic polar double bond . Very ...
Садржај
LITHIUM ALUMINUM HYDRIDE AS A REDUCING AGENT IN | 1 |
III | 7 |
Special Procedures and Preparation of Hydride Solutions | 13 |
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Чести термини и фразе
Acta action of lithium alcohols aldehydes aliphatic alkyl amides amino aromatic attack by lithium carbon atom carbonyl carbonyl group CH₂ CH₂O CH₂OH CH3 CH3 Chem Chemistry and Industry Chim chloride complex compounds containing converted corresponding cyclic derivatives diethyl ether dihydro diol double bond enol epoxides ester group ether solution ethylenic forcing conditions formation functional groups furnishes give H₂C H₂CO H₂O halides halogen Helv heterocyclic Hydride in Organic hydrocarbons hydrogen hydrogenolysis hydrolysis hydroxy hydroxyl group intermediate Karrer ketones lactams lactone LIAIHA lithium aluminum hydride lithium hydride means of lithium mechanism methyl mixture Monatsh nitriles nitro nitrogen nucleophilic obtained olefin optically active oxazolone oxide polar racemic react with lithium reaction reagent reducing agent reductions by lithium ring Rosenkranz saturated solvent steroids sulfinic acids sulfonate sulfonic acids temperatures tertiary tetrahydrofuran unsaturated VIII XVII XVIII XXIII yields