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Aromatic building blocks

Dibenzo(a,e)pyrene

Also known as Dibenzo[a,e]pyrene, Naphtho[1,2,3,4-def]chrysene, 1,2,4,5-Dibenzopyrene

CAS 192-65-4Formula C24H14Molar mass 302.38 g/molEC 205-891-1
GHS signal word: Danger. Pictograms: Corrosive, Serious health hazard, Hazardous to the environment 1 supplier listed
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Dibenzo(a,e)pyrene chemical structure, C24H14, CAS 192-65-4
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Pale yellow needles from xylene
Melting point
244.4 °C
Solubility
Slightly soluble in ethanol, acetone, benzene, acetic acid, soluble in toluene and conce…
HS code
290290
Category
Aromatic building blocks
UN number
UN 2811
Illustrative photo, off-white crystalline powder with an amber glass bottle on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Dibenzo(a,e)pyrene?

Plain description, key identifiers and synonyms

Dibenzo[a,e]pyrene is an ortho- and peri-fused polycyclic arene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
hexacyclo[10.10.2.02,7.08,24.015,23.016,21]tetracosa-1(22),2,4,6,8,10,12(24),13,15(23),16,18,20-dodecaene
CAS number
192-65-4 CAS number cross-checked
EC number
205-891-1
Molecular formula
C24H14
UNII
SAC8PEK62H
MDL number
MFCD00040155
InChIKey
KGHMWBNEMFNJFZ-UHFFFAOYSA-N
InChI
InChI=1S/C24H14/c1-2-8-17-16(6-1)14-22-19-10-4-3-9-18(19)20-11-5-7-15-12-13-21(17)24(22)23(15)20/h1-14H
SMILES (canonical and isomeric)
C1=CC=C2C3=C4C(=CC2=C1)C5=CC=CC=C5C6=CC=CC(=C64)C=C3

Synonyms

  • Dibenzo[a,e]pyrene
  • Naphtho[1,2,3,4-def]chrysene
  • 1,2,4,5-Dibenzopyrene
  • DB(a,e)P
  • Naphtho(1,2,3,4-def)chrysene
  • Naptho(1,2,3,4-def)chrysene
  • Naphtho(1,2,3,4,def)chrysene
  • Dibenzo[f,pqr]tetraphene
  • 1,2:4,5-Dibenzopyrene
  • DIBENZO (a.e) PYRENE (purity)
  • hexacyclo[10.10.2.02,7.08,24.015,23.016,21]tetracosa-1(22),2,4,6,8,10,12(24),13,15(23),16,18,20-dodecaene
  • dibenz[a,e]pyrene
  • Naphtho[1,2,3,4-def]chrysene, 1,2:4,5-Dibenzopyrene, Dibenzo[3,4:6,7]pyrene, Dibenzo[a,e]pyrene, Dibenzo(a,e)pyrene
  • 1,2:4,5-Dibenzpyrene
  • Dibenzo[a,e]pyrene (purity)
  • Dibenzo[a,e]pyrene 10 |Ig/mL in Cyclohexane
  • Dibenzo[a,e]pyrene 10 |Ig/mL in Acetonitrile
  • Dibenzo[a,e]pyrene 10 microg/mL in Acetonitrile
  • Dibenzo[a,e]pyrene 10 microg/mL in Cyclohexane
  • Dibenzo[a,e]pyrene, BCR(R) certified Reference Material

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

Appearance
Pale yellow needles from xyleneexp.
Melting point
244.4 °Cexp.
Solubility
Slightly soluble in ethanol, acetone, benzene, acetic acid, soluble in toluene and concentrated sulfuric acidexp.

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
302.38 g/molcalc.
Exact mass
302.1096 Dacalc.
LogP (octanol/water)
6.89calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
24calc.
Rings
6calc.
Aromatic rings
6calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)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, c1ccc2c(c1)cc1c3ccccc3c3cccc4ccc2c1c43

c1ccc2c(c1)cc1c3ccccc3c3cccc4ccc2c1c43

6 rings, 24 atoms. This chemical is the scaffold itself.

2 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H318Causes serious eye damage.
  • H341Suspected of causing genetic defects.
  • H350May cause cancer.
  • H351Suspected of causing cancer.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (10)
  • P203Obtain, read and follow all safety instructions before use.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P391Collect spillage.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2811

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

Dibenzo(a,e)pyrene suppliers

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Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

1 supplier in 1 country

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Dibenzo(a,e)pyrene price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

There is no ... known use of this compound.

PAHs are generally not produced commercially in the United States except as research chemicals. (Polycyclic aromatic hydrocarbons).

Pharmacology

Dibenzo[a,e]pyrene is a yellowish-reddish, aromatic hydrocarbon consisting of six fused rings and produced by incomplete combustion of organic matter. Dibenzo[a,e]pyrene is primarily found in gasoline exhaust, tobacco smoke and fossil fuels. This substance is used only for research purposes. Dibenzo[a,e]pyrene is reasonably anticipated to be a human carcinogen. (NCI05)

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 Dibenzo(a,e)pyrene is traded under.

HS 2902.90Indicative HS code

Cyclic hydrocarbons, other

World exports in 2024
$612M
−6.1% vs 2023, imports $670M
2019 to 2024
Top exporters
  1. China28.0%
  2. Germany13.9%
  3. India * partner reported12.6%
Top importers
  1. Germany11.1%
  2. United States10.6%
  3. South Korea8.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Dibenzo(a,e)pyrene, based on the data on this page

What is Dibenzo(a,e)pyrene?

Dibenzo[a,e]pyrene is an ortho- and peri-fused polycyclic arene.

What is the CAS number of Dibenzo(a,e)pyrene?

The CAS registry number of Dibenzo(a,e)pyrene is 192-65-4.

What is the molecular formula and weight of Dibenzo(a,e)pyrene?

The molecular formula of Dibenzo(a,e)pyrene is C24H14 and its molar mass is 302.38 g/mol.

What is Dibenzo(a,e)pyrene used for?

There is no ... known use of this compound. PAHs are generally not produced commercially in the United States except as research chemicals. (Polycyclic aromatic hydrocarbons).

Is Dibenzo(a,e)pyrene hazardous?

Dibenzo(a,e)pyrene carries the GHS signal word "Danger". Main hazards: causes serious eye damage, suspected of causing genetic defects, may cause cancer. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Dibenzo(a,e)pyrene?

Dibenzo(a,e)pyrene is usually classified under HS code 290290 (Cyclic hydrocarbons, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dibenzo(a,e)pyrene?

CompoundList lists 1 supplier of Dibenzo(a,e)pyrene in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Dibenzo(a,e)pyrene?

Suppliers quote Dibenzo(a,e)pyrene 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 Dibenzo(a,e)pyrene

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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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