Spektraris NMR
Ent-12a,16-epoxy-2b,15a,19-trihydroxypimar-8-ene
Common Name: Ent-12a,16-epoxy-2b,15a,19-trihydroxypimar-8-ene
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C20H32O4/c1-18(11-21)8-13(22)9-19(2)14-6-17-20(3,16(23)10-24-17)7-12(14)4-5-15(18)19/h13,15-17,21-23H,4-11H2,1-3H3/t13-,15-,16+,17+,18+,19+,20+/m1/s1
InChIKey: InChIKey=PUSLFKCUWMTXFL-IHTGJJIASA-N
Formula: C20H32O4
Molecular Weight: 336.466442
Exact Mass: 336.23006
NMR Solvent: CD3OD
MHz:
Calibration:
NMR references: 13C - Xiang, Y., Zhang, H., Fan, C.Q., Yue, J.M. J Nat Prod (2004) 67, 1517-21
Species:
Notes: Family : Terpenoids, Type : Diterpenoids, Group : Isopimaranes; 13 C Spectrum from Naproc 13: José Luis López-Pérez, Roberto Therón, Esther del Olmo, David Díaz: NAPROC-13: a database for the dereplication of natural product mixtures in bioassay-guided protocols. Bioinformatics 23(23):3256-3257 (2007)
Carbon NMR Peaks
| Position | PPM |
|---|---|
| 1 (CH2) | 46.7 |
| 2 (CH) | 65.9 |
| 3 (CH2) | 45.7 |
| 4 (C) | 41.6 |
| 5 (CH) | 53.4 |
| 6 (CH2) | 22.6 |
| 7 (CH2) | 20.2 |
| 8 (C) | 143.4 |
| 9 (C) | 126 |
| 10 (C) | 40.7 |
| 11 (CH2) | 32.6 |
| 12 (CH) | 84.7 |
| 13 (C) | 44.3 |
| 14 (CH2) | 30.9 |
| 15 (CH) | 81 |
| 16 (CH2) | 75.1 |
| 17 (CH3) | 15.1 |
| 18 (CH3) | 28.2 |
| 19 (CH2) | 66.3 |
| 20 (CH3) | 21.8 |
