N
X
C
Hal
O
N
S
P Si
Natural
Products
Solvents
C
C
C
C C
C
4.8 Alcohols, Ethers, and Related Compounds
121
13 C Chemical Shifts of Enols (δ in ppm)
4.8.2 Ethers
13 C Chemical Shifts of Ethers (δ in ppm)
H 3 C O
H 3 C O
O
CH 3
O
CH 3
H 3 C O
H 3 C O
H 3 C O
O CH 3
H 3 C O
H 3 C O
H 3 C O
H 3 C O
CH 3
O
O
O
O
O
HO
46.2
54.2
46.2
OH
HO
OH
OH
OH
70.4
60.9
57.6
59.1
59.1
57.4
52.5
49.4
27.0
72.7
74.5
73.4
73.1
152.7
67.7
14.7
23.2
58.4 72.3
32.9
134.4
26.5
90.9
14.2
74.6
120.8
121.6
128.2
117.3
156.1
129.5
114.1
54.8
159.9
15.0
21.4
72.6
10.5
20.5
116.4
84.4
26.4
24.5
32.2
55.1
79.2
54.9
140.9
157.3
103.6
157.7
108.5
131.6
65.1
35.8
127.3
115.7
25.1
128.7
129.9
26.3
88.0
32.8
31.0
103.3
57.3
28.3
28.3
28.3
22.5
22.5
28.5
99.0
56.6
127.4
149.0
191.1
203.6
191.1
190.5
190.5
201.1
121.1
OH
O
O
H
O
O