Common Name: (5R)-5,6,7,8-Tetrahydro-5beta-(3,4,5-trimethoxyphenyl)-7alpha-(hydroxymethyl)-8-(hydroxyimino)naphtho[2,3-d]-1,3-dioxole-6alpha-carboxylic acid gamma-lactone
Synonyms: (5R)-5,6,7,8-Tetrahydro-5beta-(3,4,5-trimethoxyphenyl)-7alpha-(hydroxymethyl)-8-(hydroxyimino)naphtho[2,3-d]-1,3-dioxole-6alpha-carboxylic acid gamma-lactone
CAS Registry Number:
InChI: InChI=1S/C22H21NO8/c1-26-16-4-10(5-17(27-2)21(16)28-3)18-11-6-14-15(31-9-30-14)7-12(11)20(23-25)13-8-29-22(24)19(13)18/h4-7,13,18-19,25H,8-9H2,1-3H3/b23-20-/t13-,18+,19+/m0/s1
InChIKey: InChIKey=ZHYFWOJSSHWJMP-UTXCRQHPSA-N
Formula: C22H21N1O8
Molecular Weight: 427.404928
Exact Mass: 427.126717
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Castro, M.A., Miguel del Corral, M., Lopez-Vazquez, L., Garcia, P.A., San Feliciano, A. Magn Reson Chem (1985) 23, 389
Species:
Notes: Family : Lignans, Type : Lignans, Group : Cyclolignans; 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)
Position | PPM |
---|---|
1 (C) | 132.7 |
2 (C) | 123.9 |
3 (CH) | 109.5 |
4 (C) | 150.2 |
5 (C) | 148.1 |
6 (CH) | 104.7 |
7 (C) | 154.6 |
8 (CH) | 33.7 |
9 (CH2) | 71 |
1' (C) | 135.1 |
2' (CH) | 105.1 |
3' (C) | 153.7 |
4' (C) | 137.7 |
5' (C) | 153.7 |
6' (CH) | 105.1 |
7' (CH) | 44.8 |
8' (CH) | 45.7 |
9' (C) | 176.3 |
4a (CH2) | 101.7 |
3'a (CH3) | 56.3 |
4'a (CH3) | 60.8 |
5'a (CH3) | 56.3 |