Spektraris NMR
Euphoppin B
Common Name: Euphoppin B
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C34H48O11/c1-11-15(3)27(37)43-21-13-20-22(31(20,8)9)25-32(10)29(39)33(44-28(38)16(4)12-2)14-17(5)24(41-18(6)35)23(33)26(42-19(7)36)34(21,25)30(40)45-32/h11-12,17,20-26,29-30,39-40H,13-14H2,1-10H3/b15-11+,16-12+/t17-,20-,21+,22-,23+,24-,25-,26+,29+,30+,32+,33+,34-/m0/s1
InChIKey: InChIKey=RCPSEGYLRQOTBU-BIKHAFAQSA-N
Formula: C34H48O11
Molecular Weight: 632.739631
Exact Mass: 632.319662
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Yang, L., Shi, Y.P., Jia, Z.J., Saleh, S., Lahham, J. J Nat Prod (1995) 58, 1883-8
Species:
Notes: Family : Terpenoids, Type : Diterpenoids, Group : Lathyranes; 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) | 44.96 |
| 2 (CH) | 37.55 |
| 3 (CH) | 76.29 |
| 4 (CH) | 49.62 |
| 5 (CH) | 67.05 |
| 6 (C) | 57.6 |
| 7 (CH) | 75.52 |
| 8 (CH2) | 25.35 |
| 9 (CH) | 24.27 |
| 10 (C) | 19.28 |
| 11 (CH) | 18.72 |
| 12 (CH) | 38.56 |
| 13 (C) | 86.36 |
| 14 (CH) | 72.22 |
| 15 (C) | 91.03 |
| 16 (CH3) | 14.29 |
| 17 (CH) | 98.63 |
| 18 (CH3) | 27.42 |
| 19 (CH3) | 15.97 |
| 20 (CH3) | 25.63 |
| 3a (C) | 170.55 |
| 3b (CH3) | 21.03 |
| 5a (C) | 169.64 |
| 5b (CH3) | 22.93 |
| 7a (C) | 165.2 |
| 7b (C) | 137.36 |
| 7c (CH) | 128.32 |
| 7d (CH3) | 14.28 |
| 7ba (CH3) | 11.07 |
| 15a (C) | 165.9 |
| 15b (C) | 138.05 |
| 15c (CH) | 128.72 |
| 15d (CH3) | 14.48 |
| 15ba (CH3) | 11.71 |
