2a,19-Diacetoxy-9-epi-ent-pimara-7,15-diene

2a,19-Diacetoxy-9-epi-ent-pimara-7,15-diene

Common Name: 2a,19-Diacetoxy-9-epi-ent-pimara-7,15-diene

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C24H36O4/c1-7-22(4)11-10-20-18(12-22)8-9-21-23(5,15-27-16(2)25)13-19(28-17(3)26)14-24(20,21)6/h7-8,19-21H,1,9-15H2,2-6H3/t19-,20-,21+,22-,23+,24-/m0/s1

InChIKey: InChIKey=HMGJOLQXFZEVLS-FHWMYVSESA-N

Formula: C24H36O4

Molecular Weight: 388.541148

Exact Mass: 388.26136

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Chamy, M.C., Piovano, M., Garbarino, J.A., Chaparro, A. Phytochemistry (1995) 40, 1209-12

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Pimaranes; 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) 41.4
2 (CH) 68.4
3 (CH2) 41.8
4 (C) 38.6
5 (CH) 43.8
6 (CH2) 25.2
7 (CH) 119.4
8 (C) 136.6
9 (CH) 52.9
10 (C) 38
11 (CH2) 23
12 (CH2) 37.5
13 (C) 36.7
14 (CH2) 47.7
15 (CH) 150.1
16 (CH2) 109.4
17 (CH3) 20.8
18 (CH2) 67.1
19 (CH3) 27.7
20 (CH3) 23.6
2a (C) 171.2
2b (CH3) 21.7
18a (C) 170.4
18b (CH3) 21.3