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Heterocyclic building blocks

Ayapin

Also known as 6,7-(Methylenedioxy)coumarin, Aiapin, 6,7-(Methylenebis(oxy))coumarin

CAS 494-56-4Formula C10H6O4Molar mass 190.15 g/molEC 192-561-4
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Ayapin chemical structure, C10H6O4, CAS 494-56-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
494-56-4
Formula
C10H6O4
Molar mass
190.15 g/mol
EC number
192-561-4
HS code
293220
Category
Heterocyclic building blocks

What is Ayapin?

Plain description, key identifiers and synonyms

Ayapin is a member of coumarins.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[1,3]dioxolo[4,5-g]chromen-6-one
CAS number
494-56-4 CAS number cross-checked
EC number
192-561-4
Molecular formula
C10H6O4
UNII
7Y9JR4973B
MDL number
MFCD09032224
InChIKey
MLQTZXHZYMNZJE-UHFFFAOYSA-N
InChI
InChI=1S/C10H6O4/c11-10-2-1-6-3-8-9(13-5-12-8)4-7(6)14-10/h1-4H,5H2
SMILES (canonical and isomeric)
C1OC2=C(O1)C=C3C(=C2)C=CC(=O)O3

Synonyms

  • 6,7-(Methylenedioxy)coumarin
  • Aiapin
  • 6,7-(Methylenebis(oxy))coumarin
  • Cinnamic acid, 2-hydroxy-4,5-(methylenedioxy)-, lactone
  • [1,3]Dioxolo[4,5-g]chromen-6-one
  • 6H-[1,3]dioxolo[4,5-g]chromen-6-one
  • 2H,6H-[1,3]Dioxolo[4,5-g]chromen-6-one
  • 6H-1,3-Dioxolo(4,5-g)(1)benzopyran-6-one
  • 6H-1,3-Dioxolo[4,5-g][1]benzopyran-6-one
  • pyrano[6,5-f][1,3]benzodioxol-6-one
  • 2H,6H-[1,3]Dioxolo[4,5-g][1]benzopyran-6-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
190.15 g/molcalc.
Exact mass
190.0266 Dacalc.
LogP (octanol/water)
1.52calc.
Topological polar surface area
48.67 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
0calc.
Heavy atoms
14calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.1calc.
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=c1ccc2cc3c(cc2o1)OCO3

O=c1ccc2cc3c(cc2o1)OCO3

3 rings, 14 atoms. This chemical is the scaffold itself.

13 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.

Ayapin suppliers

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

Frequently asked questions

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

What is Ayapin?

Ayapin is a member of coumarins.

What is the CAS number of Ayapin?

The CAS registry number of Ayapin is 494-56-4.

What is the molecular formula and weight of Ayapin?

The molecular formula of Ayapin is C10H6O4 and its molar mass is 190.15 g/mol.

What is Ayapin used for?

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

Is Ayapin hazardous?

No GHS hazard classification for Ayapin 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 Ayapin?

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

Where can I buy Ayapin?

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

What is the price of Ayapin?

Suppliers quote Ayapin 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 Ayapin

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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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