CompoundList

Bilobalide

Also known as Bilobalid, (1S,4R,7R,8S,9R,11S)-9-tert-butyl-7,9-dihydroxy-3,5,12-trioxatetracyclo[6.6.0.01,11.04,8]tetradecane-2,6,13-trione, 4H,5aH,9H-furo(2,3-b)furo(3',2':2,3)cyclopenta(1,2-c)furan-2,4,7(3H,8H)-trione, 9-(1,1-dimethylethyl)-10,10a-dihydro-8,9-dihydroxy-, (3aS,5aR,8R,8aS,9R,10aS)-

CAS 33570-04-6Formula C15H18O8Molar mass 326.30 g/molEC 608-892-9
Bilobalide chemical structure, C15H18O8, CAS 33570-04-6
2D chemical structure

Key facts

What buyers check first

CAS number
33570-04-6
Formula
C15H18O8
Molar mass
326.30 g/mol
EC number
608-892-9
HS code
293220
Category
Heterocyclic compounds

What is Bilobalide?

Plain description, key identifiers and synonyms

Bilobalide is a terpenoid trilactone found in extracts of Ginkgo biloba.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(1S,4R,7R,8S,9R,11S)-9-tert-butyl-7,9-dihydroxy-3,5,12-trioxatetracyclo[6.6.0.01,11.04,8]tetradecane-2,6,13-trione
CAS number
33570-04-6 CAS number cross-checked
EC number
608-892-9
Molecular formula
C15H18O8
UNII
M81D2O8H7U
MDL number
MFCD00132880, MFCD00238547
InChIKey
MOLPUWBMSBJXER-YDGSQGCISA-N
InChI
InChI=1S/C15H18O8/c1-12(2,3)14(20)4-6-13(5-7(16)21-6)10(19)23-11-15(13,14)8(17)9(18)22-11/h6,8,11,17,20H,4-5H2,1-3H3/t6-,8-,11-,13-,14+,15+/m0/s1
Canonical SMILES
CC(C)(C)C1(O)CC2OC(=O)CC23C(=O)OC2OC(=O)C(O)C231
Isomeric SMILES
CC(C)(C)[C@@]1(C[C@H]2[C@@]3([C@]14[C@H](C(=O)O[C@H]4OC3=O)O)CC(=O)O2)O

Synonyms

  • Bilobalid
  • (1S,4R,7R,8S,9R,11S)-9-tert-butyl-7,9-dihydroxy-3,5,12-trioxatetracyclo[6.6.0.01,11.04,8]tetradecane-2,6,13-trione
  • 4H,5aH,9H-furo(2,3-b)furo(3',2':2,3)cyclopenta(1,2-c)furan-2,4,7(3H,8H)-trione, 9-(1,1-dimethylethyl)-10,10a-dihydro-8,9-dihydroxy-, (3aS,5aR,8R,8aS,9R,10aS)-
  • (1S,4R,7R,8S,9R,11S)-9-tert-butyl-7,9-dihydroxy-3,5,12-trioxatetracyclo[6.6.0.0^{1,11}.0^{4,8}]tetradecane-2,6,13-trione
  • (3aS,8R,8aS,9R,10aS)-9-tert-butyl-8,9-dihydroxydihydro-9H-furo[2,3-b]furo[3',2':2,3]cyclopenta[1,2-c]furan-2,4,7(3H,8H)-trione
  • 4H,5aH,9H-Furo[2,3-b]furo[3',2':2,3]cyclopenta[1,2-c]furan-2,4,7(3H,8H)-trione, 9-(1,1-dimethylethyl)-10,10a-dihydro-8,9-dihydroxy-, (3aS,5aR,8R,8aS,9R,10aS)-
  • (1S,4R,7R,8S,9R,11S)-9-tert-butyl-7,9-dihydroxy-3,5,12-trioxatetracyclo(6.6.0.0^(1,11).0^(4,8))tetradecane-2,6,13-trione
  • (1S,4R,7R,8S,9R,11S)-9-tert-butyl-7,9-dihydroxy-3,5,12-trioxatetracyclo(6.6.0.01,11.04,8)tetradecane-2,6,13-trione
  • (3aS,8R,8aS,9R,10aS)-9-tert-butyl-8,9-dihydroxydihydro-9H-furo(2,3-b)furo(3',2':2,3)cyclopenta(1,2-c)furan-2,4,7(3H,8H)-trione
  • (-)-Bilobalide
  • Bilobalide A
  • tert-butyl(dihydroxy)[?]trione
  • Bilobalide?
  • Bilobalide (NIST)
  • Bilobalide (Standard)
  • (-)-Bilobalide from Ginkgo biloba leaves
  • Bilobalide (constituent of ginkgo)
  • (-)-Bilobalide from Ginkgo biloba leaves, >=93% (HPLC)
  • (1S,8S,12S,5R,14R)-14-(tert-butyl)-2,14-dihydroxy-4,6,11-trioxatetracyclo[6.6. 0.0<1,5>.0<8,12>]tetradecane-3,7,10-trione
  • (3aS,5aR,8R,8aS,9R,10aS)-9-tert-Butyl-8,9-dihydroxydihydro-4H,5aH,9H-furo[2,3-b]furo[3',2':2,3]cyclopenta[1,2-c]furan-2,4,7(3H,8H)-trione
  • 4H,5aH,9H-Furo[2,3-b]furo[3',2':2,3]cyclopenta[1,2-c]furan-2,4,7(3H,8H)-trione, 9-(1,1-dimethylethyl)-10,10a-dihydro-8,9-dihydroxy-,(3aS,5aR,8R,8aS,9R,10aS)-

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
326.30 g/molcalc.
Exact mass
326.1002 Dacalc.
LogP (octanol/water)
-0.74calc.
Topological polar surface area
119.4 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
8calc.
Rotatable bonds
0calc.
Heavy atoms
23calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.8calc.
Formal charge
0calc.
Stereocentres
6calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1CC23CCC4OC(=O)CC42C(=O)OC3O1

O=C1CC23CCC4OC(=O)CC42C(=O)OC3O1

4 rings, 17 atoms.

No other chemical in our database has this scaffold.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Bilobalide suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 23 suppliers
23 of 23 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Bilobalide price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Bilobalide is traded under.

HS 2932.20Indicative HS code

Lactones

World exports in 2024
$1.97B
−4.7% vs 2023, imports $2.07B
2019 to 2024
Top exporters
  1. China56.3%
  2. India * partner reported7.4%
  3. Germany7.3%
Top importers
  1. United States14.2%
  2. India * partner reported13.5%
  3. Brazil8.5%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Bilobalide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Bilobalide, based on the data on this page

What is Bilobalide?

Bilobalide is a terpenoid trilactone found in extracts of Ginkgo biloba.

What is the CAS number of Bilobalide?

The CAS registry number of Bilobalide is 33570-04-6.

What is the molecular formula and weight of Bilobalide?

The molecular formula of Bilobalide is C15H18O8 and its molar mass is 326.30 g/mol.

Is Bilobalide hazardous?

No GHS hazard classification for Bilobalide is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Bilobalide?

Bilobalide is usually classified under HS code 293220 (Lactones). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Bilobalide?

CompoundList lists 23 suppliers of Bilobalide in China, United States, Germany, Hong Kong and 2 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Bilobalide?

Suppliers quote Bilobalide on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Bilobalide

Get quotes for Bilobalide

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Bilobalide with a 3D view, its CAS number and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/bilobalide-33570-04-6" title="Bilobalide structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Heterocyclic compounds or HS code 293220

23 suppliers
Free quotes, contact stays private
Get quotes