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Heterocyclic building blocks

Anibine

Also known as 4-methoxy-6-(pyridin-3-yl)-2h-pyran-2-one, 4-methoxy-6-pyridin-3-ylpyran-2-one, 4-methoxy-6-(3-pyridinyl)-2H-pyran-2-one

CAS 643-91-4Formula C11H9NO3Molar mass 203.20 g/molEC 855-284-6
GHS signal word: Warning. Pictograms: Harmful or irritant
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Anibine chemical structure, C11H9NO3, CAS 643-91-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
643-91-4
Formula
C11H9NO3
Molar mass
203.20 g/mol
EC number
855-284-6
HS code
293499
Category
Heterocyclic building blocks

What is Anibine?

Plain description, key identifiers and synonyms

Anibine is a member of 2-pyranones. It is functionally related to a 4-hydroxy-6-(pyridin-3-yl)-2H-pyran-2-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-methoxy-6-pyridin-3-ylpyran-2-one
CAS number
643-91-4 CAS number cross-checked
EC number
855-284-6
Molecular formula
C11H9NO3
InChIKey
WOOQLVPKDONBEX-UHFFFAOYSA-N
InChI
InChI=1S/C11H9NO3/c1-14-9-5-10(15-11(13)6-9)8-3-2-4-12-7-8/h2-7H,1H3
SMILES (canonical and isomeric)
COC1=CC(=O)OC(=C1)C2=CN=CC=C2

Synonyms

  • 4-methoxy-6-(pyridin-3-yl)-2h-pyran-2-one
  • 4-methoxy-6-pyridin-3-ylpyran-2-one
  • 4-methoxy-6-(3-pyridinyl)-2H-pyran-2-one
  • 2H-Pyran-2-one,4-methoxy-6-(3-pyridinyl)-
  • Anibin
  • 4-Methoxy-6-pyridin-3-yl-pyran-2-one
  • 2, 5-hydroxy-3-methoxy-5-(3-pyridyl)-, delta-lactone

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
203.20 g/molcalc.
Exact mass
203.0582 Dacalc.
LogP (octanol/water)
1.71calc.
Topological polar surface area
52.33 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
2calc.
Heavy atoms
15calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.09calc.
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=c1cccc(-c2cccnc2)o1

O=c1cccc(-c2cccnc2)o1

2 rings, 13 atoms, the 6-(3-Pyridinyl)-2H-pyran-2-one ring system.

4 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • 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

Anibine suppliers

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Anibine 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 Anibine is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Anibine?

Anibine is a member of 2-pyranones. It is functionally related to a 4-hydroxy-6-(pyridin-3-yl)-2H-pyran-2-one.

What is the CAS number of Anibine?

The CAS registry number of Anibine is 643-91-4.

What is the molecular formula and weight of Anibine?

The molecular formula of Anibine is C11H9NO3 and its molar mass is 203.20 g/mol.

What is Anibine used for?

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

Is Anibine hazardous?

Anibine carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Anibine?

Anibine is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Anibine?

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

What is the price of Anibine?

Suppliers quote Anibine 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 Anibine

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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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