Posebna izdanja (Srpdka kraljevska akademija), Том 237 |
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Резултати 1-3 од 16
Страница 72
... ( XVIII ) .1653 Such a negative substituent effect " has been interpreted 1653 , 1648 on the basis of the absolute reaction rate theory1708 and resonance theory , in terms of bond making , bond breaking and coördination factors , and is ...
... ( XVIII ) .1653 Such a negative substituent effect " has been interpreted 1653 , 1648 on the basis of the absolute reaction rate theory1708 and resonance theory , in terms of bond making , bond breaking and coördination factors , and is ...
Страница 109
... XVIII ) ; further reduc- tion of this lactone would eventually produce a diol ( step XVIII → XV ) . That the reduction of tertiary halides by means of lithium alu- minum hydride proceeds with inversion of configuration has been ...
... XVIII ) ; further reduc- tion of this lactone would eventually produce a diol ( step XVIII → XV ) . That the reduction of tertiary halides by means of lithium alu- minum hydride proceeds with inversion of configuration has been ...
Страница 126
... ( XVIII ) in yields ranging from 25-60 ° , 852 , 1424 , 1707 , 1724 with the exception of 1,6 - diphenyl - 2,4 - hexadiyne - 1,6 - diol ( XVII , R ' = H , R ′′ = CH , n = 2 ) which gave 27 % of the expected trans- trans - diene glycol ( XVIII ) ...
... ( XVIII ) in yields ranging from 25-60 ° , 852 , 1424 , 1707 , 1724 with the exception of 1,6 - diphenyl - 2,4 - hexadiyne - 1,6 - diol ( XVII , R ' = H , R ′′ = CH , n = 2 ) which gave 27 % of the expected trans- trans - diene glycol ( XVIII ) ...
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