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Aromatic building blocks

Diresorcinol

Also known as [1,1'-Biphenyl]-3,3',5,5'-tetrol, (1,1'-Biphenyl)-3,3',5,5'-tetrol, 5,5'-Biresorcinol

CAS 531-02-2Formula C12H10O4Molar mass 218.21 g/molEC 208-500-2
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Diresorcinol chemical structure, C12H10O4, CAS 531-02-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
531-02-2
Formula
C12H10O4
Molar mass
218.21 g/mol
EC number
208-500-2
HS code
290729
Category
Aromatic building blocks

What is Diresorcinol?

Plain description, key identifiers and synonyms

Diresorcinol is a chemical substance with the molecular formula C12H10O4 and a molar mass of 218.21 g/mol. Its CAS registry number is 531-02-2. The IUPAC name is 5-(3,5-dihydroxyphenyl)benzene-1,3-diol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
5-(3,5-dihydroxyphenyl)benzene-1,3-diol
CAS number
531-02-2 CAS number cross-checked
EC number
208-500-2
Molecular formula
C12H10O4
UNII
B7CAU2QQ8O
InChIKey
VZLUGGCFYPMLMI-UHFFFAOYSA-N
InChI
InChI=1S/C12H10O4/c13-9-1-7(2-10(14)5-9)8-3-11(15)6-12(16)4-8/h1-6,13-16H
SMILES (canonical and isomeric)
C1=C(C=C(C=C1O)O)C2=CC(=CC(=C2)O)O

Synonyms

  • [1,1'-Biphenyl]-3,3',5,5'-tetrol
  • (1,1'-Biphenyl)-3,3',5,5'-tetrol
  • 5,5'-Biresorcinol
  • 3,5,3',5'-Tetrahydroxydiphenyl
  • (1,1-Biphenyl)-3,3,5,5-tetrol
  • [1,1'-biphenyl]-3,3',5,5'-tetraol
  • 5-(3,5-dihydroxyphenyl)benzene-1,3-diol
  • (1,1'-Biphenyl)-3,3',5,5'-tetraol

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
218.21 g/molcalc.
Exact mass
218.0579 Dacalc.
LogP (octanol/water)
2.18calc.
Topological polar surface area
80.92 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
1calc.
Heavy atoms
16calc.
Rings
2calc.
Aromatic rings
2calc.
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, c1ccc(-c2ccccc2)cc1

c1ccc(-c2ccccc2)cc1

2 rings, 12 atoms, the Biphenyl ring system.

32,228 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.

Diresorcinol suppliers

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

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Diresorcinol 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

United States

  • TSCA inventory (USA)
    Status: Inactive 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 Diresorcinol is traded under.

HS 2907.29Indicative HS code

Polyphenols, phenol-alcohols, other

World exports in 2024
$535M
−27.0% vs 2023, imports $565M
2019 to 2024
Top exporters
  1. India * partner reported17.7%
  2. Germany16.5%
  3. Japan15.8%
Top importers
  1. United States13.1%
  2. Japan8.0%
  3. Belgium7.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Diresorcinol?

Diresorcinol is a chemical substance with the molecular formula C12H10O4 and a molar mass of 218.21 g/mol. Its CAS registry number is 531-02-2. The IUPAC name is 5-(3,5-dihydroxyphenyl)benzene-1,3-diol.

What is the CAS number of Diresorcinol?

The CAS registry number of Diresorcinol is 531-02-2.

What is the molecular formula and weight of Diresorcinol?

The molecular formula of Diresorcinol is C12H10O4 and its molar mass is 218.21 g/mol.

What is Diresorcinol used for?

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

Is Diresorcinol hazardous?

No GHS hazard classification for Diresorcinol 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 Diresorcinol?

Diresorcinol is usually classified under HS code 290729 (Polyphenols, phenol-alcohols, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Diresorcinol?

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

What is the price of Diresorcinol?

Suppliers quote Diresorcinol 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 Diresorcinol

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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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