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Heterocyclic building blocks

Anthyridine

Also known as pyrido[2,3-b][1,8]naphthyridine

CAS 261-15-4Formula C11H7N3Molar mass 181.20 g/mol
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Anthyridine chemical structure, C11H7N3, CAS 261-15-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
261-15-4
Formula
C11H7N3
Molar mass
181.20 g/mol
HS code
293399
Category
Heterocyclic building blocks

What is Anthyridine?

Plain description, key identifiers and synonyms

Anthyridine is a chemical substance with the molecular formula C11H7N3 and a molar mass of 181.20 g/mol. Its CAS registry number is 261-15-4. The IUPAC name is pyrido[2,3-b][1,8]naphthyridine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
pyrido[2,3-b][1,8]naphthyridine
CAS number
261-15-4 CAS number cross-checked
Molecular formula
C11H7N3
InChIKey
XZXIBQVLWYWBKW-UHFFFAOYSA-N
InChI
InChI=1S/C11H7N3/c1-3-8-7-9-4-2-6-13-11(9)14-10(8)12-5-1/h1-7H
SMILES (canonical and isomeric)
C1=CC2=CC3=C(N=CC=C3)N=C2N=C1

Synonyms

  • pyrido[2,3-b][1,8]naphthyridine

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
181.20 g/molcalc.
Exact mass
181.064 Dacalc.
LogP (octanol/water)
2.18calc.
Topological polar surface area
38.67 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
0calc.
Heavy atoms
14calc.
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, c1cnc2nc3ncccc3cc2c1

c1cnc2nc3ncccc3cc2c1

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

No other chemical in our database has 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.

Anthyridine suppliers

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Anthyridine price

Indicative price range per kg from live supplier offers

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Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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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 Anthyridine is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Anthyridine?

Anthyridine is a chemical substance with the molecular formula C11H7N3 and a molar mass of 181.20 g/mol. Its CAS registry number is 261-15-4. The IUPAC name is pyrido[2,3-b][1,8]naphthyridine.

What is the CAS number of Anthyridine?

The CAS registry number of Anthyridine is 261-15-4.

What is the molecular formula and weight of Anthyridine?

The molecular formula of Anthyridine is C11H7N3 and its molar mass is 181.20 g/mol.

What is Anthyridine used for?

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

Is Anthyridine hazardous?

No GHS hazard classification for Anthyridine 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 Anthyridine?

Anthyridine is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Anthyridine?

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

What is the price of Anthyridine?

Suppliers quote Anthyridine 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 Anthyridine

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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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