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Screening compounds

Tuberostan

Also known as 17-methoxy-7,7-dimethyl-8,12,20-trioxapentacyclo(11.8.0.02,11.04,9.014,19)henicosa-1(13),2(11),3,5,9,14(19),15,17-octaen-21-one, 17-methoxy-7,7-dimethyl-8,12,20-trioxapentacyclo[11.8.0.02,11.04,9.014,19]henicosa-1(13),2(11),3,5,9,14(19),15,17-octaen-21-one

CAS 97165-25-8Formula C21H16O5Molar mass 348.35 g/mol
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Tuberostan chemical structure, C21H16O5, CAS 97165-25-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
97165-25-8
Formula
C21H16O5
Molar mass
348.35 g/mol
HS code
293220
Category
Screening compounds

What is Tuberostan?

Plain description, key identifiers and synonyms

Tuberostan is a chemical substance with the molecular formula C21H16O5 and a molar mass of 348.35 g/mol. Its CAS registry number is 97165-25-8. The IUPAC name is 17-methoxy-7,7-dimethyl-8,12,20-trioxapentacyclo[11.8.0.02,11.04,9.014,19]henicosa-1(13),2(11),3,5,9,14(19),15,17-octaen-21-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
17-methoxy-7,7-dimethyl-8,12,20-trioxapentacyclo[11.8.0.02,11.04,9.014,19]henicosa-1(13),2(11),3,5,9,14(19),15,17-octaen-21-one
CAS number
97165-25-8
Molecular formula
C21H16O5
InChIKey
KIFXUUIGSBVTCM-UHFFFAOYSA-N
InChI
InChI=1S/C21H16O5/c1-21(2)7-6-11-8-14-17(10-15(11)26-21)24-19-13-5-4-12(23-3)9-16(13)25-20(22)18(14)19/h4-10H,1-3H3
SMILES (canonical and isomeric)
CC1(C=CC2=CC3=C(C=C2O1)OC4=C3C(=O)OC5=C4C=CC(=C5)OC)C

Synonyms

  • 17-methoxy-7,7-dimethyl-8,12,20-trioxapentacyclo(11.8.0.02,11.04,9.014,19)henicosa-1(13),2(11),3,5,9,14(19),15,17-octaen-21-one
  • 17-methoxy-7,7-dimethyl-8,12,20-trioxapentacyclo[11.8.0.02,11.04,9.014,19]henicosa-1(13),2(11),3,5,9,14(19),15,17-octaen-21-one

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
348.35 g/molcalc.
Exact mass
348.0998 Dacalc.
LogP (octanol/water)
4.89calc.
Topological polar surface area
61.81 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
1calc.
Heavy atoms
26calc.
Rings
5calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.19calc.
Formal charge
0calc.
Stereocentres
0calc.
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=c1oc2ccccc2c2oc3cc4c(cc3c12)C=CCO4

O=c1oc2ccccc2c2oc3cc4c(cc3c12)C=CCO4

5 rings, 22 atoms.

1 other chemical 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.

Tuberostan suppliers

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Tuberostan 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

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

Frequently asked questions

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

What is Tuberostan?

Tuberostan is a chemical substance with the molecular formula C21H16O5 and a molar mass of 348.35 g/mol. Its CAS registry number is 97165-25-8. The IUPAC name is 17-methoxy-7,7-dimethyl-8,12,20-trioxapentacyclo[11.8.0.02,11.04,9.014,19]henicosa-1(13),2(11),3,5,9,14(19),15,17-octaen-21-one.

What is the CAS number of Tuberostan?

The CAS registry number of Tuberostan is 97165-25-8.

What is the molecular formula and weight of Tuberostan?

The molecular formula of Tuberostan is C21H16O5 and its molar mass is 348.35 g/mol.

What is Tuberostan used for?

Known uses and roles of Tuberostan include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Tuberostan hazardous?

No GHS hazard classification for Tuberostan 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 Tuberostan?

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

Where can I buy Tuberostan?

Post a free request on CompoundList and suppliers of Tuberostan will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Tuberostan?

Suppliers quote Tuberostan 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 Tuberostan

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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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