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Heterocyclic compounds

Npc169089

Also known as Gingko lactone, GinkgolideB, Ginklide B

CAS 99796-69-7Formula C20H24O10Molar mass 424.40 g/mol
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Npc169089 chemical structure, C20H24O10, CAS 99796-69-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
99796-69-7
Formula
C20H24O10
Molar mass
424.40 g/mol
HS code
293220
Category
Heterocyclic compounds

What is Npc169089?

Plain description, key identifiers and synonyms

Ginkgolide B has been reported in Ginkgo and Ginkgo biloba.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
8-tert-butyl-6,12,17-trihydroxy-16-methyl-2,4,14,19-tetraoxahexacyclo[8.7.2.01,11.03,7.07,11.013,17]nonadecane-5,15,18-trione
CAS number
99796-69-7Other or deprecated CAS: 15291-77-7
Molecular formula
C20H24O10
InChIKey
SQOJOAFXDQDRGF-UHFFFAOYSA-N
InChI
InChI=1S/C20H24O10/c1-6-12(23)28-11-9(21)18-8-5-7(16(2,3)4)17(18)10(22)13(24)29-15(17)30-20(18,14(25)27-8)19(6,11)26/h6-11,15,21-22,26H,5H2,1-4H3
SMILES (canonical and isomeric)
CC1C(=O)OC2C1(C34C(=O)OC5C3(C2O)C6(C(C5)C(C)(C)C)C(C(=O)OC6O4)O)O

Synonyms

  • Gingko lactone
  • GinkgolideB
  • Ginklide B
  • Gink, lide B
  • 1-Hydroxy-(1beta)-Ginkgolide A
  • PDSP1_000734
  • PDSP2_000724
  • tert-butyl-trihydroxy-methyl-[?]trione
  • Natural product isolated from Ginko biloba
  • 8-tert-butyl-6,12,17-trihydroxy-16-methyl-2,4,14,19-tetraoxahexacyclo[8.7.2.0^{1,11}.0^{3,7}.0^{7,11}.0^{13,17}]nonadecane-5,15,18-trione

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
424.40 g/molcalc.
Exact mass
424.1369 Dacalc.
LogP (octanol/water)
-1.37calc.
Topological polar surface area
148.8 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
10calc.
Rotatable bonds
0calc.
Heavy atoms
30calc.
Rings
6calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.85calc.
Formal charge
0calc.
Stereocentres
11calc.
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=C1CC2C(CC34C5CCC36CC(=O)OC6OC24C(=O)O5)O1

O=C1CC2C(CC34C5CCC36CC(=O)OC6OC24C(=O)O5)O1

6 rings, 22 atoms.

6 other chemicals share 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.

Npc169089 suppliers

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

All 3 suppliers
  • Biopurify Phytochemicals
    China, ChengduUnclaimed profile
    Npc169089Grade, purity and minimum order on request
    Price on request
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  • KCS Online
    United States, RensselaerUnclaimed profile
    Npc169089Grade, purity and minimum order on request
    Price on request
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  • Selleck Chemicals
    United States, HoustonUnclaimed profile
    Npc169089Grade, purity and minimum order on request
    Price on request
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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.

Where suppliers are based

3 suppliers in 2 countries

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Npc169089 price

Indicative price range per kg from live supplier offers

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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 Npc169089 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 Npc169089 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Npc169089, based on the data on this page

What is Npc169089?

Ginkgolide B has been reported in Ginkgo and Ginkgo biloba.

What is the CAS number of Npc169089?

The CAS registry number of Npc169089 is 99796-69-7. Other or deprecated CAS numbers: 15291-77-7.

What is the molecular formula and weight of Npc169089?

The molecular formula of Npc169089 is C20H24O10 and its molar mass is 424.40 g/mol.

Is Npc169089 hazardous?

No GHS hazard classification for Npc169089 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 Npc169089?

Npc169089 is usually classified under HS code 293220 (Lactones). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Npc169089?

CompoundList lists 3 suppliers of Npc169089 in United States and China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Npc169089?

Suppliers quote Npc169089 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

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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