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Heterocyclic building blocks

Acetophthalidin

Also known as 3-acetyl-5,7-dihydroxy-3H-2-benzofuran-1-one

CAS 71089-07-1Formula C10H8O5Molar mass 208.17 g/mol
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Acetophthalidin chemical structure, C10H8O5, CAS 71089-07-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
71089-07-1
Formula
C10H8O5
Molar mass
208.17 g/mol
HS code
293220
Category
Heterocyclic building blocks

What is Acetophthalidin?

Plain description, key identifiers and synonyms

Acetophthalidin is a chemical substance with the molecular formula C10H8O5 and a molar mass of 208.17 g/mol. Its CAS registry number is 71089-07-1. The IUPAC name is 3-acetyl-5,7-dihydroxy-3H-2-benzofuran-1-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-acetyl-5,7-dihydroxy-3H-2-benzofuran-1-one
CAS number
71089-07-1
Molecular formula
C10H8O5
InChIKey
KLBSSFLIZVTENH-UHFFFAOYSA-N
InChI
InChI=1S/C10H8O5/c1-4(11)9-6-2-5(12)3-7(13)8(6)10(14)15-9/h2-3,9,12-13H,1H3
SMILES (canonical and isomeric)
CC(=O)C1C2=C(C(=CC(=C2)O)O)C(=O)O1

Synonyms

  • 3-acetyl-5,7-dihydroxy-3H-2-benzofuran-1-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
208.17 g/molcalc.
Exact mass
208.0372 Dacalc.
LogP (octanol/water)
0.9calc.
Topological polar surface area
83.83 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
1calc.
Heavy atoms
15calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.2calc.
Formal charge
0calc.
Stereocentres
1calc.
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=C1OCc2ccccc21

O=C1OCc2ccccc21

2 rings, 10 atoms, the Phthalide ring system.

780 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.

Acetophthalidin suppliers

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

Frequently asked questions

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

What is Acetophthalidin?

Acetophthalidin is a chemical substance with the molecular formula C10H8O5 and a molar mass of 208.17 g/mol. Its CAS registry number is 71089-07-1. The IUPAC name is 3-acetyl-5,7-dihydroxy-3H-2-benzofuran-1-one.

What is the CAS number of Acetophthalidin?

The CAS registry number of Acetophthalidin is 71089-07-1.

What is the molecular formula and weight of Acetophthalidin?

The molecular formula of Acetophthalidin is C10H8O5 and its molar mass is 208.17 g/mol.

What is Acetophthalidin used for?

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

Is Acetophthalidin hazardous?

No GHS hazard classification for Acetophthalidin 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 Acetophthalidin?

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

Where can I buy Acetophthalidin?

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

What is the price of Acetophthalidin?

Suppliers quote Acetophthalidin 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 Acetophthalidin

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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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