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Flavonoids and polyphenols

Monotesone B

Also known as 5,7,3',5'-Tetrahydroxy-6,8-diprenylflavanone, (2S)-2-(3,5-dihydroxyphenyl)-5,7-dihydroxy-6,8-bis(3-methylbut-2-enyl)-2,3-dihydrochromen-4-one, (S)-2-(3,5-dihydroxyphenyl)-5,7-dihydroxy-6,8-bis(3-methylbut-2-enyl)chroman-4-one

CAS 208596-56-9Formula C25H28O6Molar mass 424.49 g/mol
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Monotesone B chemical structure, C25H28O6, CAS 208596-56-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
208596-56-9
Formula
C25H28O6
Molar mass
424.49 g/mol
HS code
293299
Category
Flavonoids and polyphenols

What is Monotesone B?

Plain description, key identifiers and synonyms

(S)-2-(3,5-dihydroxyphenyl)-5,7-dihydroxy-6,8-bis(3-methylbut-2-enyl)chroman-4-one is a tetrahydroxyflavanone that is (2S)-flavanone substituted by hydroxy groups at positions 5, 7, 3' and 5' and prenyl groups at positions 6 and 8 respectively. It has been isolated from natural product found in Macaranga conifera. It has a role as a plant metabolite. It is functionally related to a (2S)-flavanone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S)-2-(3,5-dihydroxyphenyl)-5,7-dihydroxy-6,8-bis(3-methylbut-2-enyl)-2,3-dihydrochromen-4-one
CAS number
208596-56-9
Molecular formula
C25H28O6
InChIKey
OKBQXURKDRNMAB-NRFANRHFSA-N
InChI
InChI=1S/C25H28O6/c1-13(2)5-7-18-23(29)19(8-6-14(3)4)25-22(24(18)30)20(28)12-21(31-25)15-9-16(26)11-17(27)10-15/h5-6,9-11,21,26-27,29-30H,7-8,12H2,1-4H3/t21-/m0/s1
Canonical SMILES
CC(C)=CCc1c(O)c(CC=C(C)C)c2c(c1O)C(=O)CC(c1cc(O)cc(O)c1)O2
Isomeric SMILES
CC(=CCC1=C(C(=C2C(=C1O)C(=O)C[C@H](O2)C3=CC(=CC(=C3)O)O)CC=C(C)C)O)C

Synonyms

  • 5,7,3',5'-Tetrahydroxy-6,8-diprenylflavanone
  • (2S)-2-(3,5-dihydroxyphenyl)-5,7-dihydroxy-6,8-bis(3-methylbut-2-enyl)-2,3-dihydrochromen-4-one
  • (S)-2-(3,5-dihydroxyphenyl)-5,7-dihydroxy-6,8-bis(3-methylbut-2-enyl)chroman-4-one
  • (2S)-2-(3,5-dihydroxyphenyl)-5,7-dihydroxy-6,8-bis(3-methylbut-2-en-1-yl)-2,3-dihydro-4H-1-benzopyran-4-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
424.49 g/molcalc.
Exact mass
424.1886 Dacalc.
LogP (octanol/water)
5.23calc.
Topological polar surface area
107.2 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
5calc.
Heavy atoms
31calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.32calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (1 violation)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=C1CC(c2ccccc2)Oc2ccccc21

O=C1CC(c2ccccc2)Oc2ccccc21

3 rings, 17 atoms, the Flavanone ring system.

742 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.

Monotesone B suppliers

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Monotesone B price

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Uses and applications

What the substance is used for, by industry and function

Roles

  • eukaryotic metabolite
  • metabolite
  • plant metabolite

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 Monotesone B is traded under.

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Monotesone B, based on the data on this page

What is Monotesone B?

(S)-2-(3,5-dihydroxyphenyl)-5,7-dihydroxy-6,8-bis(3-methylbut-2-enyl)chroman-4-one is a tetrahydroxyflavanone that is (2S)-flavanone substituted by hydroxy groups at positions 5, 7, 3' and 5' and prenyl groups at positions 6 and 8 respectively. It has been isolated from natural product found in Macaranga conifera.

What is the CAS number of Monotesone B?

The CAS registry number of Monotesone B is 208596-56-9.

What is the molecular formula and weight of Monotesone B?

The molecular formula of Monotesone B is C25H28O6 and its molar mass is 424.49 g/mol.

What is Monotesone B used for?

Known uses and roles of Monotesone B include eukaryotic metabolite, metabolite and plant metabolite.

Is Monotesone B hazardous?

No GHS hazard classification for Monotesone B 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 Monotesone B?

Monotesone B is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Monotesone B?

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

What is the price of Monotesone B?

Suppliers quote Monotesone B 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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