19-Acet-oxy-ent-labda-8(17),13-dien-15,16-olide

19-Acet-oxy-ent-labda-8(17),13-dien-15,16-olide

Common Name: 19-Acet-oxy-ent-labda-8(17),13-dien-15,16-olide

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C22H32O4/c1-15-6-9-19-21(3,14-26-16(2)23)10-5-11-22(19,4)18(15)8-7-17-12-20(24)25-13-17/h12,18-19H,1,5-11,13-14H2,2-4H3/t18-,19-,21+,22+/m1/s1

InChIKey: InChIKey=PAXVPBKYCURYQJ-WKDRNLAYSA-N

Formula: C22H32O4

Molecular Weight: 360.487914

Exact Mass: 360.23006

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Vardamides, J.C., Sielinou, V.T., Ndemangou, B., Nkengfack, A.E., Fomum, Z.T., Poumale, H.M., Laatsch, H. Planta Med (2007) 73, 491-5

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) 39.8
2 (CH2) 20.8
3 (CH2) 34.2
4 (C) 36.1
5 (CH) 56
6 (CH2) 24
7 (CH2) 38
8 (C) 146.5
9 (CH) 56
10 (C) 39
11 (CH2) 19.9
12 (CH2) 27.8
13 (C) 174.1
14 (CH) 114.3
15 (C) 171.4
16 (CH2) 72.9
17 (CH2) 107.6
18 (CH3) 27.9
19 (CH2) 66
20 (CH3) 14.4
19a (C) 170
19b (CH3) 21.6