Spektraris NMR
(10S,11R)-2,2,10,11-Tetramethyl-8-propyl-10,11-dihydro-2H,6H,12H-dipyrano[2,3-f:2',3'-h]chromene-6,12-dione
![(10S,11R)-2,2,10,11-Tetramethyl-8-propyl-10,11-dihydro-2H,6H,12H-dipyrano[2,3-f:2',3'-h]chromene-6,12-dione](/nmr/static/nmr/svg/11096.svg)
Common Name: (10S,11R)-2,2,10,11-Tetramethyl-8-propyl-10,11-dihydro-2H,6H,12H-dipyrano[2,3-f:2',3'-h]chromene-6,12-dione
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C22H24O5/c1-6-7-13-10-15(23)26-19-14-8-9-22(4,5)27-20(14)17-18(24)11(2)12(3)25-21(17)16(13)19/h8-12H,6-7H2,1-5H3/t11-,12+/m1/s1
InChIKey: InChIKey=QOFDITUHNAYYJC-NEPJUHHUSA-N
Formula: C22H24O5
Molecular Weight: 368.423792
Exact Mass: 368.162374
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - McKee, T.C., Cardellina, J.H., Dreyer, G.B., Boyd, M.R. J Nat Prod (1995) 58, 916-20
Species:
Notes: Family : Chromans, Type : Coumarins, Group : 4-Propylcoumarins; 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 |
|---|---|
| 2 (C) | 160 |
| 3 (CH) | 111.4 |
| 4 (C) | 158.1 |
| 5 (C) | 160 |
| 6 (C) | 106.8 |
| 7 (C) | 157.6 |
| 8 (C) | 104.1 |
| 9 (C) | 154.3 |
| 10 (C) | 102.7 |
| 1' (CH2) | 38.9 |
| 2' (CH2) | 23 |
| 3' (CH3) | 13.9 |
| 6a (C) | 192.9 |
| 6b (CH) | 45.7 |
| 6c (CH) | 77.4 |
| 6d (CH3) | 9 |
| 6e (CH3) | 15.9 |
| 8a (CH) | 115 |
| 8b (CH) | 128.2 |
| 8c (C) | 78.9 |
| 8d (CH3) | 28 |
| 8e (CH3) | 28.1 |
