W03 problems3c

W03 problems3c - l l o w i n g c o m p o u n d s ....

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Problem Set-3 Retrosynthetic Analysis/Ethers Chapters 10 and 11, Page 1 Chem 30B-Winter 2003 TA: Chris Mortko, cmortko@chem.ucla.edu D i s c u s s i o n S e c t i o n s Wednesdays: 8-9am (MS 3915H), 9-10am (Boelter 5273) O f f i c e H o u r Wednesday 10-11am (Young 1379) Show the retrosynthetic analysis that would be used to synthesize the following targets . H O Using ethyne as the starting material, how can the following compounds be prepared? O H O H H starting material Br EtO a b c d e a. b. c. d. e. Br Br
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Diethyl ether tert- Butyl methyl ether dicyclohexyl ether methyl vinyl ether D r a w t h e s t r u c t u r e f o r e a c h o f t h e f o
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Unformatted text preview: l l o w i n g c o m p o u n d s . (Ethoxyethane) (2-Methoxy-2-methylpropane) (Methoxyethene) (Cyclohexoxycyclohexane) W r i t e t h e p r o d u c t s f o r t h e f o l l o w i n g r e a c t i o n s u s e d t o s y n t h e s i z e e t h e r s O- Na + + CH 3 Br O-K + + CH 3 Br Br + CH 3 O-Na + 1. (sia) 2 BH 2. H 2 O 2 , NaOH 1.BH 3 THF 2. H 2 O 2 , NaOH H BH 3 THF BH 3 THF W r i t e t h e p r o d u c t s f o r t h e f o l l o w i n g r e a c t i o n s ....
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This note was uploaded on 04/05/2008 for the course CHEM 30B taught by Professor Rubin during the Winter '05 term at UCLA.

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W03 problems3c - l l o w i n g c o m p o u n d s ....

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