Posebna izdanja (Srpdka kraljevska akademija), Том 237 |
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Страница 13
... excess over that required theoretically for hydrolysis of the reduction complex and excess hydride . If calculated amounts of water and sodium hydroxide solution are added in suc- cession , still better results are obtained.4 , 1001 ...
... excess over that required theoretically for hydrolysis of the reduction complex and excess hydride . If calculated amounts of water and sodium hydroxide solution are added in suc- cession , still better results are obtained.4 , 1001 ...
Страница 14
... excess lithium aluminum hydride in ether solutions ) . Usually hydride reductions are carried out with a slight excess of lithium aluminum hydride ( 5-25 % ) , although in some cases quite a large excess ( 2- to 5 - fold ) is ...
... excess lithium aluminum hydride in ether solutions ) . Usually hydride reductions are carried out with a slight excess of lithium aluminum hydride ( 5-25 % ) , although in some cases quite a large excess ( 2- to 5 - fold ) is ...
Страница 77
... excess of lithium aluminum hydride , but was converted by a large excess of the reagent to the 4,5 - dimethyl derivative ( II ) , the ester group being hydrogenolyzed to a methyl group . H.C HCOOC -N ཨ excess LiAlH4 HC -N -NH2 36 hours ...
... excess of lithium aluminum hydride , but was converted by a large excess of the reagent to the 4,5 - dimethyl derivative ( II ) , the ester group being hydrogenolyzed to a methyl group . H.C HCOOC -N ཨ excess LiAlH4 HC -N -NH2 36 hours ...
Садржај
LITHIUM ALUMINUM HYDRIDE AS A REDUCING AGENT IN | 1 |
III | 7 |
Special Procedures and Preparation of Hydride Solutions | 13 |
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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