Common Name: 10-Deacetoxy-2,9-diacetoxytaxine B
Synonyms:
CAS Registry Number: 172303-99-0
InChI: InChI=1S/C35H47NO9/c1-19-25(39)18-35(42)31(43-21(3)37)29-20(2)26(45-27(40)17-24(36(8)9)23-13-11-10-12-14-23)15-16-34(29,7)32(44-22(4)38)30(41)28(19)33(35,5)6/h10-14,24,26,29-32,41-42H,2,15-18H2,1,3-9H3/t24-,26+,29+,30-,31+,32+,34-,35-/m1/s1
InChIKey: InChIKey=JIPHPKFIXJPMPB-URDTZDDZSA-N
Formula: C35H47N1O9
Molecular Weight: 625.75
Exact Mass: 625.3251
NMR Solvent: CDCl3
MHz: 200.0
Calibration:
NMR references: Jenniskens, L.H.D., van Rozendaal, E.L.M., van Beek, T.A., Wiegerinck, P.H.G., and Scheeren, H.W. (1996). Identification of Six Taxine Alkaloids from Taxus baccata Needles. J. Nat. Prod. 59, 117–123.
Species: Taxus
Notes: This compound was not given a common name in reference and authors claim identification is tentative. See paper for details. No carbon nmr data. Protons at positions 6 and 7 were reported as not observed.
Position | PPM | Peak Type | J (Hz) |
---|---|---|---|
2 | 5.55 | d | 6 |
3 | 3.3 | d | 6 |
5 | 5.1 | br s | |
9 | 5.27 | d | 10 |
10 | 5.03 | d | 10 |
14 | 2.56 | s | |
16 | 1.73 | s | |
17 | 1.24 | s | |
18 | 2.12 | s | |
19 | 0.88 | s | |
20 | 4.68 | s | |
20 | 5.26 | s | |
2' | 2.55 | dd | 16, 7.8 |
2' | 2.96 | dd | 16, 7.8 |
3' | 3.76 | t | 7.8 |
aromatic | 7.3 | m | |
N(CH3)2 | 2.23 | s | |
2-OAc | 2.1 | s | |
9-OAc | 2.1 | s |