A

Acridine

IUPAC: acridine

C13H9N Organic Compounds CAS 260-94-6
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Quick Reference
Formula / NotationC13H9N
CAS Number260-94-6
Molecular Weight179.22
Melting Point225 to 230 °F (NTP, 1992)
Boiling Point655 °F at 760 mmHg (NTP, 1992)
Density1.2 at 68 °F (approx.) (USCG, 1999) - Denser than water; will sink
SolubilitySLIGHTLY SOL IN HOT WATER; VERY SOL IN ALCOHOL, ETHER, BENZENE AND CARBON DISULFIDE
AppearanceSmall colorless needle-like crystalline solid. Slightly soluble in hot water. Slightly denser than water. Contact may irritate skin, eyes, and mucous membranes. Sublimes before melting when heated....
Also Known As260-94-6; 9-Azaanthracene; 10-Azaanthracene; 2,3-Benzoquinoline; Acrydine; Akridin; Dibenzo[b,e]pyridine; Benzo(b)quinoline; Dibenzo(b,e)pyridine; 2,3,5,6-Dibenzopyridine
CategoryOrganic Compounds

What is Acridine?

Acridine is a polycyclic heteroarene that is anthracene in which one of the central CH groups is replaced by a nitrogen atom. It has a role as a genotoxin. It is a member of acridines, a mancude organic heterotricyclic parent and a polycyclic heteroarene.

Formula & Notation

C13H9N

IUPAC Name: acridine

Other Names / Synonyms: 260-94-6; 9-Azaanthracene; 10-Azaanthracene; 2,3-Benzoquinoline; Acrydine; Akridin; Dibenzo[b,e]pyridine; Benzo(b)quinoline; Dibenzo(b,e)pyridine; 2,3,5,6-Dibenzopyridine

Properties & Characteristics

Appearance: Small colorless needle-like crystalline solid. Slightly soluble in hot water. Slightly denser than water. Contact may irritate skin, eyes, and mucous membranes. Sublimes before melting when heated..... Molecular formula: C13H9N. Molecular weight: 179.22 g/mol. Boiling point: 655 °F at 760 mmHg (NTP, 1992). Melting point: 225 to 230 °F (NTP, 1992). Density: 1.2 at 68 °F (approx.) (USCG, 1999) - Denser than water; will sink. Solubility: SLIGHTLY SOL IN HOT WATER; VERY SOL IN ALCOHOL, ETHER, BENZENE AND CARBON DISULFIDE. Vapor pressure: 1 mmHg at 255.9 °F (NTP, 1992). LogP: 3.4.

Physical Data

PropertyValue
Melting Point225 to 230 °F (NTP, 1992)
Boiling Point655 °F at 760 mmHg (NTP, 1992)
Density1.2 at 68 °F (approx.) (USCG, 1999) - Denser than water; will sink
Molecular Weight179.22
SolubilitySLIGHTLY SOL IN HOT WATER; VERY SOL IN ALCOHOL, ETHER, BENZENE AND CARBON DISULFIDE
AppearanceSmall colorless needle-like crystalline solid. Slightly soluble in hot water. Slightly denser than water. Contact may irritate skin, eyes, and mucous membranes. Sublimes before melting when heated....

Uses & Applications

Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.

Safety Information

Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Acridine
Formula C13H9N
CAS Number 260-94-6
Molecular Weight 179.22
Synonyms 260-94-6; 9-Azaanthracene; 10-Azaanthracene; 2,3-Benzoquinoline; Acrydine; Akridin; Dibenzo[b,e]pyridine; Benzo(b)quinoline; Dibenzo(b,e)pyridine; 2,3,5,6-Dibenzopyridine

Frequently Asked Questions

Acridine is a polycyclic heteroarene that is anthracene in which one of the central CH groups is replaced by a nitrogen atom. It has a role as a genotoxin. It is a member of acridines, a mancude organic heterotricyclic parent and a polycyclic heteroarene.

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Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.