Table 1. Spectra of compound 1 in DMSO-d6.
N° |
1 dC en ppm |
DEPT-135 |
Published16 dC en ppm |
1 H-multiplicity (J in Hz) |
1 |
166.0 |
C |
166.03 |
|
2 |
108.3 |
CH |
108.39 |
1Hd (2.4) |
3 |
161.8 |
C |
161.87 |
|
4 |
109.2 |
CH |
109.43 |
1Hd (2.4) |
5 |
120.8 |
CH |
124.59 |
1Hs |
6 |
148.6 |
C |
148.71 |
|
7 |
124.5 |
CH |
120.93 |
1Hs |
8 |
164.8 |
C |
164.90 |
|
9 |
190.0 |
C |
190.19 |
|
10 |
181.6 |
C |
181.85 |
|
4a |
135.4 |
C |
135.58 |
|
8a |
113.6 |
C |
113.85 |
|
9a |
109.2 |
C |
109.22 |
|
10a |
133.1 |
C |
133.29 |
|
Ar-CH3 |
21.9 |
CH3 |
21.96 |
3Hs |
1-OH |
– |
1Hs |
||
3-OH |
– |
1Hs |
||
8-OH |
– |
1 |
DMSO: Dimethyl sulfoxide, DEPT: Distortionless enhancement by polarisation transfer