Dibenz(a,j)acridine
Synonym(s):7-Azadibenz[a,j]anthracene;Dibenz[a,j]acridine
- CAS NO.：224-42-0
- Empirical Formula: C21H13N
- Molecular Weight: 279.33
- MDL number: MFCD00055947
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:55:42
What is Dibenz(a,j)acridine?
Chemical properties
Light Green Solid
The Uses of Dibenz(a,j)acridine
A heterocyclic aromatic compound with potent mutagenic and carcinogenic properties
What are the applications of Application
Dibenz[a,j]acridine is a heterocyclic, aromatic compound
Definition
ChEBI: Dibenz[a,j]acridine is an organonitrogen heterocyclic compound and a polycyclic heteroarene.
Synthesis Reference(s)
Journal of Heterocyclic Chemistry, 28, p. 139, 1991 DOI: 10.1002/jhet.5570280125
General Description
Yellow crystals.
Air & Water Reactions
Dust/air mixtures may ignite and explode. Insoluble in water.
Reactivity Profile
DIBENZ(A,J)ACRIDINE neutralizes acids in exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. May generate hydrogen, a flammable gas, in combination with strong reducing agents such as hydrides.
Safety Profile
Confirmed carcinogen with experimental carcinogenic and tumorigenic data. Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx. See also ANTHRACENE.
Properties of Dibenz(a,j)acridine
| Melting point: | 218-220°C |
| Boiling point: | 412.11°C (rough estimate) |
| Density | 1.0343 (rough estimate) |
| refractive index | 1.8240 (estimate) |
| storage temp. | 2-8°C |
| solubility | Chloroform (Slightly), Ethyl Acetate (Slightly, Heated), Methanol (Slightly) |
| pka | 4.71±0.30(Predicted) |
| form | neat |
| BRN | 18508 |
| Stability: | Light Sensitive |
| IARC | 2A (Vol. 32, Sup 7, 103) 2013 |
| EPA Substance Registry System | Dibenz[a,j]acridine (224-42-0) |
Safety information for Dibenz(a,j)acridine
| Signal word | Warning |
| Pictogram(s) |
 Health Hazard GHS08 |
| GHS Hazard Statements |
H351:Carcinogenicity |
| Precautionary Statement Codes |
P281:Use personal protective equipment as required. |
Computed Descriptors for Dibenz(a,j)acridine
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