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Aromatic building blocks

Benzo(E)pyrene

Also known as Benzo[e]pyrene, 1,2-Benzpyrene, 4,5-Benzpyrene

CAS 192-97-2Formula C20H12Molar mass 252.32 g/molEC 205-892-7
GHS signal word: Danger. Pictograms: Serious health hazard, Hazardous to the environment 2 suppliers listed
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Benzo(E)pyrene chemical structure, C20H12, CAS 192-97-2
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Prisms or plates from benzene
Melting point
178 to 179
Boiling point
492 °C
Solubility
In water 0.0063 mg/L at 25 °C
HS code
290290
Category
Aromatic building blocks
UN number
UN 3077
Illustrative photo, 25 kg white woven sacks of powder on a pallet in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Benzo(E)pyrene?

Plain description, key identifiers and synonyms

Benzo[e]pyrene is an ortho- and peri-fused polycyclic arene consisting of five fused benzene rings. It is listed as a Group 3 carcinogen by the IARC. It has a role as a mutagen and a carcinogenic agent.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
benzo[e]pyrene
CAS number
192-97-2 CAS number cross-checkedOther or deprecated CAS: 73467-76-2
EC number
205-892-7
Molecular formula
C20H12
UNII
63APT6398R
MDL number
MFCD00003605
InChIKey
TXVHTIQJNYSSKO-UHFFFAOYSA-N
InChI
InChI=1S/C20H12/c1-2-8-16-15(7-1)17-9-3-5-13-11-12-14-6-4-10-18(16)20(14)19(13)17/h1-12H
SMILES (canonical and isomeric)
C1=CC=C2C(=C1)C3=CC=CC4=C3C5=C(C=CC=C25)C=C4

Synonyms

  • Benzo[e]pyrene
  • 1,2-Benzpyrene
  • 4,5-Benzpyrene
  • 4,5-Benzopyrene
  • Benzo(l)pyrene
  • 9,10-Benzpyrene
  • 1,2-Benzopyrene
  • Benz(e)pyrene
  • Benz[e]pyrene
  • Benzo[l]pyrene
  • 1,2-benzo(e)pyrene
  • pentacyclo(10.6.2.02,7.08,20.015,19)icosa-1(19),2,4,6,8,10,12(20),13,15,17-decaene
  • B(e)P
  • 1,2-Benzpyrene (VAN)
  • 1,2-Benzopyrene (VAN)
  • Benzo (E) pyrene
  • benzpyren
  • Benzo[e]pyrene, 1,2-Benzopyrene, 1,2-Benzpyrene, 4,5-Benzopyrene, 4,5-Benzpyrene, NSC 89273
  • Benzo[e]pyrene, 98%
  • BENZO (e) PYRENE (purity)
  • Benzo[e]pyrene, analytical standard
  • Benzo[e]pyrene 10 microg/mL in Cyclohexane
  • Benzo[e]pyrene 10 microg/mL in Acetonitrile
  • Benzo[e]pyrene 100 microg/mL in Acetonitrile
  • Benzo[e]pyrene 100 microg/mL in Cyclohexane
Show all 26 synonyms
  • Benzo[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
Prisms or plates from benzeneexp.
Melting point
178 to 179exp.
Boiling point
492 °Cexp.
Solubility
In water 0.0063 mg/L at 25 °Cexp.
Vapour pressure
5.7 × 10⁻⁹ mm Hg at 25 °C /extrapolated/exp.

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
252.32 g/molcalc.
Exact mass
252.0939 Dacalc.
LogP (octanol/water)
5.74calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
20calc.
Rings
5calc.
Aromatic rings
5calc.
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)c1cccc3ccc4cccc2c4c31

c1ccc2c(c1)c1cccc3ccc4cccc2c4c31

5 rings, 20 atoms. This chemical is the scaffold itself.

33 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

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

Hazard statements

  • H350May cause cancer.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (7)
  • P203Obtain, read and follow all safety instructions before use.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • 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 3077

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

Benzo(E)pyrene suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 2 suppliers

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

2 suppliers in 1 country

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Benzo(E)pyrene price

Indicative price range per kg from live supplier offers

No published prices right now

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

Biochemical research.

(Benzo(e)pyrene) has been employed for experimental production of tumors of rat conjunctiva.

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).

Substance listed with specific concentration in tattoo ink and/or permanent make up according to EU Commission Regulation 2020/2081. The concentration limit (by weight) is 0.00005%.

Roles

  • aetiopathogenetic role
  • carcinogenic agent
  • genotoxin
  • mutagen

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 601-049-00-6

Health and food

  • EU Cosmetics Regulation Annex II, prohibited in cosmetics
    Name: Benzo[e]pyrene, Ref no: 639, Annex ref: II/639

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Benzo(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 Benzo(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 Benzo(E)pyrene, based on the data on this page

What is Benzo(E)pyrene?

Benzo[e]pyrene is an ortho- and peri-fused polycyclic arene consisting of five fused benzene rings. It is listed as a Group 3 carcinogen by the IARC. It has a role as a mutagen and a carcinogenic agent.

What is the CAS number of Benzo(E)pyrene?

The CAS registry number of Benzo(E)pyrene is 192-97-2. Other or deprecated CAS numbers: 73467-76-2.

What is the molecular formula and weight of Benzo(E)pyrene?

The molecular formula of Benzo(E)pyrene is C20H12 and its molar mass is 252.32 g/mol.

What is Benzo(E)pyrene used for?

Biochemical research. (Benzo(e)pyrene) has been employed for experimental production of tumors of rat conjunctiva. 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 Benzo(E)pyrene hazardous?

Benzo(E)pyrene carries the GHS signal word "Danger". Main hazards: may cause cancer, very toxic to aquatic life, very toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Benzo(E)pyrene?

Benzo(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 Benzo(E)pyrene?

CompoundList lists 2 suppliers of Benzo(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 Benzo(E)pyrene?

Suppliers quote Benzo(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 Benzo(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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