Lyoniol B

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MedKoo CAT#: 581563

CAS#: 28894-74-8

Description: Lyoniol B is a grayanane diterpenoids from the leaves of Craiobiodendron yunnanense.

Price and Availability

Size Price Shipping out time Quantity
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Pricing updated 2020-10-25. Prices are subject to change without notice.

Lyoniol B is not in stock, may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to to inquire quote.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 581563
Name: Lyoniol B
CAS#: 28894-74-8
Chemical Formula: C20H32O6
Exact Mass: 368.2199
Molecular Weight: 368.47
Elemental Analysis: C, 65.19; H, 8.75; O, 26.05

Synonym: Lyoniol B; Deacetyllyoniatoxin; LyoniolB; Lyoniol-B

IUPAC/Chemical Name: (1aS,1bS,2R,2aR,5R,6R,7aS,8S,9R,9aR,10aS)-2,6,10,10-tetramethyldodecahydro-5,7a-methanocyclohepta[6,7]azuleno[1,2-b]oxirene-2,6,8,9,9a(1aH)-pentaol


InChi Code: InChI=1S/C20H32O6/c1-16(2)15-11(26-15)12-18(4,24)10-6-5-9-7-19(10,8-17(9,3)23)13(21)14(22)20(12,16)25/h9-15,21-25H,5-8H2,1-4H3/t9-,10+,11+,12+,13-,14-,15-,17-,18-,19+,20+/m1/s1

SMILES Code: C1[C@@]23[C@H]([C@@]([C@@H]4[C@H]5[C@H](C([C@@]4(O)[C@@H]([C@H]2O)O)(C)C)O5)(C)O)CC[C@@H]([C@@]1(O)C)C3

Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>3 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:


1: Zhang HP, Wang LQ, Qin GW. Grayanane diterpenoids from the leaves of Craiobiodendron yunnanense. Bioorg Med Chem. 2005 Sep 1;13(17):5289-98. PubMed PMID: 15990321.