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Trzupek Exam 3 Key

# Trzupek Exam 3 Key - 1 C o n s id e r th e th re e a lk y n...

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1 . C o n s i d e r t h e t h r e e a l k y n e s s h o w n b e l o w : C H 2 C C C H 3 = ' A ' C C C H 2 - C H 3 = ' B ' C H 2 C H 2 C C H = ' C ' a ) C i r c l e t h e c a r b o n h o l d i n g t h e m o s t a c i d i c h y d r o g e n i n a l k y n e ' C ' . ( 3 p o i n t s ) b ) C o s t a c i d i c h y d r o g e n i n a l k y n e ' A ' . ( 2 p o i n t s ) c ) P r o v i d e t h e I U P A C n a m e f o r a l k y n e ' C ' . ( 2 p o i n t s ) d ) W h i c h o f t h e s e a l k y n e s ( ' A ' , ' B ' , o r ' C ' ) w o u l d b e t h e m o s t s t a b l e ? ( 2 p o i n t s ) _ _ _ _ _ _ _ _ _ _ _ _ _ e ) W h i c h o f t h e s e a l k y n e s w o u l d b e t h e l e a s t s t a b l e ? ( 2 p o i n t s ) _ _ _ _ _ _ _ _ _ _ _ _ _ f ) P r o v i d e b e l o w t h e s t r u c t u r e o f t h e p r o d u c t e x p e c t e d i f a l k y n e ' C ' w a s f i r s t t r e a t e d w i t h ( s i a ) 2 B H , f o l l o w e d b y a w o r k - u p w i t h b a s i c h y d r o g e n p e r o x i d e . ( 2 p o i n t s ) 2 . a ) P r o v i d e b e l o w t h e s t r u c t u r e o f a l l y l a l c o h o l ( 4 p o i n t s ) b ) P r o v i d e t h e I U P A C n a m e f o r t h e a l k e n o l y o u s p e c i f i e d i n a n s w e r 2 a ) a b o v e ( 5 p o i n t s ) c ) C o u l d y o u r c o m p o u n d i n a n s w e r 2 a ) b e p r e p a r e d b y a r e a c t i o n i n v o l v i n g a G r i g n a r d r e a g e n t ? I f s o , s h o w t h e r e a c t a n t s r e q u i r e d ; i f n o t , e x p l a i n w h y n o t . ( 5 p o i n t s ) 4 - p h e n y l - 1 - b u t y n e ' B ' ' C ' C H 2 - C H 2 - C H 2 C O H H 2 C = C H - C H 2 - O - H 2 - p r o p e n - 1 - o l o r p r o p - 2 - e n - 1 - o l y e s ; H 2 C = C H - M g - B r 1 ) H 2 C = O 2 ) H 3 O +

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3 . P r o v i d e s t r u c t u r e s f o r t h e m i s s i n g p r o d u c t s o r r e a g e n t s , a s r e q u i r e d - i f n o r e a c t i o n i s e x p e c t e d , w r i t e " N R " ( n o t e - " N R " i s n o t a n a c c e p t a b l e a n s w e r f o r a r e a g e n t - i f a s t a r t i n g c o m p o u n d a n d a p r o d u c t
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Trzupek Exam 3 Key - 1 C o n s id e r th e th re e a lk y n...

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