Leopersin I

Leopersin I

Common Name: Leopersin I

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C22H28O8/c1-12(23)29-20(4)16(25)14-15-18(2,17(26)28-14)6-5-7-19(15,3)22(20)9-8-21(30-22)10-13(24)27-11-21/h14-15H,5-11H2,1-4H3/t14-,15-,18-,19-,20-,21-,22-/m0/s1

InChIKey: InChIKey=VCBMKVRJLRIJHA-WUZWVPQUSA-N

Formula: C22H28O8

Molecular Weight: 420.45377

Exact Mass: 420.178418

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Tasdemir, D., Sticher, O., Calis, I., Linden, A. J Nat Prod (1997) 60, 874-9

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Labdanes; 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) 31.2
2 (CH2) 17.6
3 (CH2) 29.1
4 (C) 41.5
5 (CH) 47.2
6 (CH) 75.7
7 (C) 199.4
8 (C) 89
9 (C) 97.5
10 (C) 40.9
11 (CH2) 29.5
12 (CH2) 35.8
13 (C) 86.4
14 (CH2) 41.2
15 (C) 174.2
16 (CH2) 76
17 (CH3) 23.5
18 (CH3) 26.7
19 (C) 178.9
20 (CH3) 17.6
8a (C) 168.5
8b (CH3) 22.1