Spektraris NMR
Virescenoside U
Common Name: Virescenoside U
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C26H38O8/c1-5-24(2)8-6-15-14(11-24)16(28)10-18-25(15,3)9-7-19(29)26(18,4)13-33-23-22(32)21(31)20(30)17(12-27)34-23/h5,11,15,17-18,20-23,27,30-32H,1,6-10,12-13H2,2-4H3/t15-,17+,18+,20+,21+,22-,23+,24-,25+,26+/m0/s1
InChIKey: InChIKey=PVHZQYVWEOHBBM-KGVYCWKCSA-N
Formula: C26H38O8
Molecular Weight: 478.576121
Exact Mass: 478.256668
NMR Solvent: C5D5N
MHz:
Calibration:
NMR references: 13C - Afiyatullov, S., Kalinovsky, A.I., Kuznetsova, T.A., Pivkin, M.V., Prokof'eva, N.G., Dmitrenok, P.S., Elyakov, G.B. J Nat Prod (2004) 67, 1047-51
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) | 37.6 |
| 2 (CH2) | 36.2 |
| 3 (C) | 212.7 |
| 4 (C) | 52.1 |
| 5 (CH) | 52 |
| 6 (CH2) | 37.9 |
| 7 (C) | 197.6 |
| 8 (C) | 134.5 |
| 9 (CH) | 50 |
| 10 (C) | 35.7 |
| 11 (CH2) | 19.1 |
| 12 (CH2) | 33.9 |
| 13 (C) | 38.7 |
| 14 (CH) | 143.9 |
| 15 (CH) | 146.6 |
| 16 (CH2) | 111.7 |
| 17 (CH3) | 25.6 |
| 18 (CH3) | 20.8 |
| 19 (CH2) | 72.8 |
| 20 (CH3) | 14.1 |
| 1' (CH) | 100.4 |
| 2' (CH) | 72 |
| 3' (CH) | 72.6 |
| 4' (CH) | 66.2 |
| 5' (CH) | 76.6 |
| 6' (CH2) | 63.3 |
