CompoundList
Sign in
Flavonoids and polyphenols

Querciturone

Also known as Miquelianin, quercetin 3-O-glucuronide, Quercituron

CAS 22688-79-5Formula C21H18O13Molar mass 478.36 g/molEC 805-253-8
7 suppliers listed
Get quotes Compare 7 suppliers
Querciturone chemical structure, C21H18O13, CAS 22688-79-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
22688-79-5
Formula
C21H18O13
Molar mass
478.36 g/mol
EC number
805-253-8
HS code
293299
Category
Flavonoids and polyphenols

What is Querciturone?

Plain description, key identifiers and synonyms

Miquelianin is a quercetin O-glycoside that consists of quercetin attached to a beta-D-glucuronopyranosyl moiety at position 3 via a glycosidic linkage. Isolated from Salvia and Phaseolus vulgaris, it exhibits antioxidant and antidepressant activities. It has a role as an antioxidant, a metabolite and an antidepressant. It is a beta-D-glucosiduronic acid and a quercetin O-glycoside.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S,3S,4S,5R,6S)-6-[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxochromen-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid
CAS number
22688-79-5 CAS number cross-checked
EC number
805-253-8
Molecular formula
C21H18O13
UNII
RY36PD0CQ2
MDL number
MFCD09752939
InChIKey
DUBCCGAQYVUYEU-ZUGPOPFOSA-N
InChI
InChI=1S/C21H18O13/c22-7-4-10(25)12-11(5-7)32-17(6-1-2-8(23)9(24)3-6)18(13(12)26)33-21-16(29)14(27)15(28)19(34-21)20(30)31/h1-5,14-16,19,21-25,27-29H,(H,30,31)/t14-,15-,16+,19-,21+/m0/s1
Canonical SMILES
O=C(O)C1OC(Oc2c(-c3ccc(O)c(O)c3)oc3cc(O)cc(O)c3c2=O)C(O)C(O)C1O
Isomeric SMILES
C1=CC(=C(C=C1C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)C(=O)O)O)O)O)O)O

Synonyms

  • Miquelianin
  • quercetin 3-O-glucuronide
  • Quercituron
  • quercetin 3-O-beta-D-glucuronide
  • Mikwelianin
  • Quercetin glucuronide
  • quercetin-3-glucuronide
  • Quercetin-3-glucosiduronic acid
  • quercetin-3-O-beta-D-glucuronopyranoside
  • Quercetin-3-O-beta-D-glucuronide
  • 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl beta-D-glucopyranosiduronic acid
  • (2S,3S,4S,5R,6S)-6-[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxochromen-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid
  • beta-D-Glucopyranosiduronic acid, 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl
  • (2S,3S,4S,5R,6S)-6-(2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxochromen-3-yl)oxy-3,4,5-trihydroxyoxane-2-carboxylic acid
  • 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl)oxychromen-4-one
  • Quercetin 3-glucuronide
  • Quercetin-3-o-glucuronide
  • (2S,3S,4S,5R,6S)-6-((2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid
  • Quercetin 3-glucuronide, analytical standard
  • 3,3',4',5,7-Pentahydroxyflavone 3-glucuronide
  • (2S,3S,4S,5R,6S)-6-[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-chromen-3-yl]oxy-3,4,5-trihydroxy-tetrahydropyran-2-carboxylic acid
  • Quercetin 3-O-b-D-glucuronide
  • quercetin-glucuronide
  • Miquelianin (Standard)
  • QUERCETIN 3-O-beta-D-GLUCURONOPYRANOSIDE
Show all 33 synonyms
  • quercetin 3-glucuronic acid
  • quercetin-3-O-glucoronoside
  • quercetin-3-O-glucuronic acid
  • quercetin 3-O-beta-glucuronide
  • quercetin-3-o-beta-glucuronide
  • ACon1_000029
  • quercetin-3-o-alpha-d-glucuronide
  • quercetin 3-O-beta-glucopyranoside

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
478.36 g/molcalc.
Exact mass
478.0747 Dacalc.
LogP (octanol/water)
-0.45calc.
Topological polar surface area
227.6 Ųcalc.
Hydrogen bond donors
8calc.
Hydrogen bond acceptors
12calc.
Rotatable bonds
4calc.
Heavy atoms
34calc.
Rings
4calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.24calc.
Formal charge
0calc.
Stereocentres
5calc.
Lipinski rule of five
Fails (2 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=c1c(OC2CCCCO2)c(-c2ccccc2)oc2ccccc12

O=c1c(OC2CCCCO2)c(-c2ccccc2)oc2ccccc12

4 rings, 24 atoms.

110 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.

Querciturone suppliers

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

All 7 suppliers
7 of 7 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.

Where suppliers are based

7 suppliers in 2 countries

Send one request to many suppliers

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

Choose suppliersPost a request

Querciturone 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

Roles

  • antidepressant
  • antioxidant
  • central nervous system drug
  • metabolite
  • pharmaceutical
  • psychotropic drug

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

Frequently asked questions

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

What is Querciturone?

Miquelianin is a quercetin O-glycoside that consists of quercetin attached to a beta-D-glucuronopyranosyl moiety at position 3 via a glycosidic linkage. Isolated from Salvia and Phaseolus vulgaris, it exhibits antioxidant and antidepressant activities. It has a role as an antioxidant, a metabolite and an antidepressant.

What is the CAS number of Querciturone?

The CAS registry number of Querciturone is 22688-79-5.

What is the molecular formula and weight of Querciturone?

The molecular formula of Querciturone is C21H18O13 and its molar mass is 478.36 g/mol.

What is Querciturone used for?

Known uses and roles of Querciturone include antidepressant, antioxidant, central nervous system drug, metabolite, pharmaceutical and 1 more.

Is Querciturone hazardous?

No GHS hazard classification for Querciturone 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 Querciturone?

Querciturone 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 Querciturone?

CompoundList lists 7 suppliers of Querciturone in China and United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Querciturone?

Suppliers quote Querciturone 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 Querciturone

Get quotes for Querciturone

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Querciturone
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 Querciturone with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/querciturone-22688-79-5" title="Querciturone 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 Flavonoids and polyphenols or HS code 293299

7 suppliers
Free quotes, contact stays private
Get quotes