chemchap19 - carbonyl 19.9 grignard reagets with aldehydes...

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19.8 reduction of aldehydes and ketones to alcohols - can be reduced using either LiAlH 4 or NaBH 4 - LiAl H 4 acts as a good hydrogen donating group - Works to form alkoxide which with H 3 O or CH 3 OH work up converts to alcohol. - Not reversible - can also be reduced using catalytic ydrogenation / if used with Pd/C catalyst will be selective and break down double bond in on cyclic and not
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Unformatted text preview: carbonyl 19.9 grignard reagets with aldehydes and ketones-break down carbonyl and add Grignard alkane wittig reacion-see page 934 part 19.73-gives a mixture of E and Z isomers the e the extent to which a hydrate form is determined by its stability greater extent the less stable...
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