7β,9α,10β,13α-tetraacetoxy-11(15→1)abeotaxa-4(20),11-diene-5α,15-diol

7β,9α,10β,13α-tetraacetoxy-11(15→1)abeotaxa-4(20),11-diene-5α,15-diol

Common Name: 7β,9α,10β,13α-tetraacetoxy-11(15→1)abeotaxa-4(20),11-diene-5α,15-diol

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C28H40O10/c1-13-19-11-28(26(7,8)34)12-21(35-15(3)29)14(2)23(28)24(37-17(5)31)25(38-18(6)32)27(19,9)22(10-20(13)33)36-16(4)30/h19-22,24-25,33-34H,1,10-12H2,2-9H3/t19-,20+,21?,22?,24?,25?,27+,28+/m1/s1

InChIKey: CQMOEHZXFDQXDF-IPXHZRKTSA-N

Formula: C28H40O10

Molecular Weight: 536.6096

Exact Mass: 536.1227

NMR Solvent: CDCl3

MHz: 500 (1H); 125 (13C)

Calibration: CDCl3 at 7.25 ppm for proton NMR and 77 ppm for carbon NMR.

NMR references: Petzke, T. L.

Shi, Q. W.

Sauriol, F.

Mamer, O.

Zamir, L. O. J. Nat. Prod. 2004, 67, 1864.

Species: Taxus canadensis rooted cuttings obtained in Spetmeber 2001 from Cramer Nursery, 1002 Chemin St., Dominique, Les Ce`dres, Que´bec, Canada.

Notes:

Proton NMR Peaks

Position PPM Peak Type J (Hz)
2.35 dd 14.8, 9.6
1.43 br d 14
3 2.82 d 9.4
5 4.33 br.dd