Chapter 9 Flashcards
1
Q
NH3 + Na
A
alkyne to trans alkene
2
Q
Acetylene SN2
A
NaNH2 - to make acetylide ion
3
Q
Producing cis Alkenes from Alkynes
A
Lindlars catalyst
4
Q
Producing trans Alkenes from Alkynes
A
Na/NH3
5
Q
Acetylide ion + ketone
A
Alkoxide ion
6
Q
Hydroboration/oxidation of Alkynes
A
Forms OH on the less substituted Carbon
- Sia2BH-THF
- H2O2, -OH
create ketones
7
Q
What is needed for Hydroboration of Alkyne?
A
Sia2BH
H2O2
8
Q
Oxydation of VinylBorane
A
H2O2, NaOH
then OH-
9
Q
Hydration of alkynes to ketones and aldehydes - what does it use?
A
HgSO4
and
H2SO4
10
Q
•Hydration of alkynes to ketones and aldehydes reaction
A
HgSO4
H2SO4
11
Q
How to make terminal Alkyne from a 2-dihalogen
A
NH2
150 degrees
12
Q
How to make an internal Alykne from a 2-dibromo?
A
KOH
200 degrees
