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Dyes and pigments

Morin

Also known as Aurantica, 2',3,4',5,7-Pentahydroxyflavone, Calico Yellow

CAS 480-16-0Formula C15H10O7Molar mass 302.24 g/molEC 207-542-9
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Hazardous to the environment 89 suppliers listed
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Morin chemical structure, C15H10O7, CAS 480-16-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
480-16-0
Formula
C15H10O7
Molar mass
302.24 g/mol
EC number
207-542-9
HS code
293299
Category
Dyes and pigments

What is Morin?

Plain description, key identifiers and synonyms

Morin is a pentahydroxyflavone that is 7-hydroxyflavonol bearing three additional hydroxy substituents at positions 2' 4' and 5. It has a role as an antioxidant, a metabolite, an antibacterial agent, an antineoplastic agent, an antihypertensive agent, an EC 5.99.1.2 (DNA topoisomerase) inhibitor, an angiogenesis modulating agent, a hepatoprotective agent, a neuroprotective agent and an anti-inflammatory agent. It is a pentahydroxyflavone and a 7-hydroxyflavonol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one
CAS number
480-16-0 CAS number cross-checkedOther or deprecated CAS: 6202-27-3, 654055-01-3
EC numbers
207-542-9, 684-856-6
Molecular formula
C15H10O7
UNII
8NFQ3F76WR
MDL number
MFCD00006826
InChIKey
YXOLAZRVSSWPPT-UHFFFAOYSA-N
InChI
InChI=1S/C15H10O7/c16-6-1-2-8(9(18)3-6)15-14(21)13(20)12-10(19)4-7(17)5-11(12)22-15/h1-5,16-19,21H
SMILES (canonical and isomeric)
C1=CC(=C(C=C1O)O)C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)O

Synonyms

  • Aurantica
  • 2',3,4',5,7-Pentahydroxyflavone
  • Calico Yellow
  • Al-Morin
  • Toxylon Pomiferum
  • Bois d,Arc
  • Bois d'arc
  • C.I. Natural Yellow 8
  • Osage Orange Crystals
  • 2'-Hydroxypelargidenolon 1522
  • C.I. 75660
  • 3,5,7,2',4'-Pentahydroxyflavone
  • 3,5,7,2',4'-Pentahydroxyflavonol
  • 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one
  • Zlut prirodni 11
  • 2',4',3,5,7-Pentahydroxyflavone
  • 2',4',5,7-Tetrahydroxyflavan-3-ol
  • 4H-1-Benzopyran-4-one, 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-
  • C.I.Natural Yellow 8
  • 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one
  • 3,2',4',5,7-pentahydroxyflavone
  • 2-(2,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one
  • C.I. Natural Yellow 11
  • Aluminum Ionophore I
  • MORIN, REAG
Show all 36 synonyms
  • Flavone, 2',3,4',5,7-pentahydroxy-
  • 2',3,5,7-Pentahydroxyflavone
  • 3,5 7 2 4-Pentahydroxyflavone
  • 2',4',5,7-Tetrahydroxyflavonol
  • Flavone,3,4',5,7-pentahydroxy-
  • 4H-1-Benzopyran-4-one, 2-2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-
  • 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-chromen-4-one
  • 2',4',5, 7-Tetrahydroxyflavan-3-ol
  • 2-[2,4-bis(oxidanyl)phenyl]-3,5,7-tris(oxidanyl)chromen-4-one
  • 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-chromone
  • 3,5,7-Trihydroxy-2-(2,4-dihydroxyphenyl)-4H-chromen-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
302.24 g/molcalc.
Exact mass
302.0427 Dacalc.
LogP (octanol/water)
1.99calc.
Topological polar surface area
131.4 Ųcalc.
Hydrogen bond donors
5calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
1calc.
Heavy atoms
22calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0calc.
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=c1cc(-c2ccccc2)oc2ccccc12

O=c1cc(-c2ccccc2)oc2ccccc12

3 rings, 17 atoms, the Flavone ring system.

2,273 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H301Toxic if swallowed.
  • H411Toxic to aquatic life with long lasting effects.
Precautionary statements (9)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P391Collect spillage.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

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

Full safety data and first aid

Morin suppliers

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

All 89 suppliers
30 of 30 offers
  • Cool, Chemical Science and Technology (Beijing) Co., Ltd.
    China, BeijingUnclaimed profile
    MorinGrade, purity and minimum order on request
    Price on request
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  • Cool Pharm Co., Ltd.
    China, ShanghaiUnclaimed profile
    MorinGrade, purity and minimum order on request
    Price on request
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  • 10X Chem
    United States, San DiegoUnclaimed profile
    MorinGrade, purity and minimum order on request
    Price on request
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  • 3WAY Pharm Inc
    China, ShanghaiUnclaimed profile
    MorinGrade, purity and minimum order on request
    Price on request
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  • A2B Chem LLC
    United States, San DiegoUnclaimed profile
    MorinGrade, purity and minimum order on request
    Price on request
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  • Aa Blocks LLC
    United States, San DiegoUnclaimed profile
    MorinGrade, purity and minimum order on request
    Price on request
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  • Aaron Chemicals LLC.
    China, NanjingUnclaimed profile
    MorinGrade, purity and minimum order on request
    Price on request
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  • AbaChemScene, LLC
    United States, Monmouth JunctionUnclaimed profile
    MorinGrade, purity and minimum order on request
    Price on request
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  • ABCR GmbH & CO. KG
    GermanyUnclaimed profile
    MorinGrade, purity and minimum order on request
    Price on request
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  • Abmole Bioscience Inc.
    United States, HoustonUnclaimed profile
    MorinGrade, 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

89 suppliers in 13 countries

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Morin price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Antioxidants
  • Indicators and Reagents

Roles

  • angiogenesis modulating agent
  • anti-inflammatory agent
  • antibacterial agent
  • antihypertensive agent
  • antimicrobial agent
  • antineoplastic agent
  • antioxidant
  • cardiovascular drug
  • enzyme inhibitor
  • hepatoprotective agent
  • metabolite
  • neuroprotective agent
  • pharmaceutical
  • protective agent
  • topoisomerase inhibitor

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Morin 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 Morin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Morin?

Morin is a pentahydroxyflavone that is 7-hydroxyflavonol bearing three additional hydroxy substituents at positions 2' 4' and 5.

What is the CAS number of Morin?

The CAS registry number of Morin is 480-16-0. Other or deprecated CAS numbers: 6202-27-3, 654055-01-3.

What is the molecular formula and weight of Morin?

The molecular formula of Morin is C15H10O7 and its molar mass is 302.24 g/mol.

What is Morin used for?

Known uses and roles of Morin include angiogenesis modulating agent, anti-inflammatory agent, antibacterial agent, antihypertensive agent, antimicrobial agent and 12 more.

Is Morin hazardous?

Morin carries the GHS signal word "Danger". Main hazards: toxic if swallowed, toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Morin?

Morin 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 Morin?

CompoundList lists 89 suppliers of Morin in United States, China, United Kingdom, Hong Kong and 9 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 Morin?

Suppliers quote Morin 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 Morin

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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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