T3 Reactions Spivak Flashcards
1
Q
Carboxylic acid –> Ester
A
2HCl and ROH
2
Q
Transesterification
A
A) Base ether (NaH WES -OR’)
B) 2HCl and R’OH
3
Q
Ester –> Amide
A
NHR2 (amine) and B-
4
Q
Amide –> Carboxylic Acid
A
A) Base (OH- with anion product)
B) 2HCl and water
5
Q
Acid Chloride –> Carboxylic Acid
A
Water, TEA
6
Q
Carboxylic Acid –> Acid Chloride
A
SOCl2
7
Q
Acid Chloride –> Ester
A
ROH and TEA
8
Q
Acid Chloride –> Amide
A
HNR2 and TEA
9
Q
Ester –> Carboxylic Acid (anion)
A
- Use OH- base (also deprotonates product)
2. Use 2HCl and a water
10
Q
Acid Chloride –> Anhydride
A
NaH, Carboxylic Acid -(R’)
11
Q
Anhydride –> Ester (+CA)
A
ROH (H+ transfer)
12
Q
Carboxylic Acid –> Anhydride
A
NaH
Acid Chloride
13
Q
Anhydrides –> Amide
A
(2) H2NR
14
Q
Carboxylic acid –> Amide
A
DCC
Amine
15
Q
Carboxylic Acid –> Ester (better way)
A
DCC / DMAP
ROH