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BENZO(B)FLUORANTHENE

Also known as: 2,3-Benzfluoranthene, 2,3-Benzfluoranthene,3,4-Benzofluoranthene,3,4-Benz[e]acephenanthrylene, 2,3-Benzofluoranthene, 2,3-Benzofluoranthrene, 3,4-Benzfluoranthene, 3,4-Benzofluoranthene, 3,4-benz(e)acephenanthrylene, BBF, BENZO(E)ACEPHENANTHRYLENE, BENZ[E]ACEPHENANTHRYLENE, Benz[e]acephenanthrylene, Benzo<b>fluoranthene, Benzo[b]fluoranthene, Benzo[e]acephenanthrylene, Benzo[e]fluoranthene, EINECS 205-911-9, MFCD00010582, benz(e)acephenanthrylene, benzo[b]fluoranthene

BENZO(B)FLUORANTHENE (CAS 205-99-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H12 and a molecular weight of 252.309 g/mol. Key properties include a melting point of 163-165 °C(lit.), a boiling point of 467.5±12.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 228.6±13.7 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H319 — Causes serious eye irritation and H336 — May cause drowsiness or dizziness. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
205-99-2
Jingsj CID
J-13770-8
Molecular Formula
C20H12
Molecular Weight
252.309 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point163-165 °C(lit.)
Boiling Point467.5±12.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point228.6±13.7 °C
Exact Mass252.093903
LogP6.40
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.887

GHS Safety & Compliance

Flammable / Irritant / Health HazardSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H319 — Causes serious eye irritation
  • H336 — May cause drowsiness or dizziness
  • H350 — May cause cancer
  • H412 — Harmful to aquatic life with long lasting effects

Customs & Trade Information

HS Code2902909090
Summary2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of BENZO(B)FLUORANTHENE?

The CAS number of BENZO(B)FLUORANTHENE is 205-99-2.

What are the molecular formula and molecular weight of BENZO(B)FLUORANTHENE?

BENZO(B)FLUORANTHENE has molecular formula C20H12 and molecular weight 252.309 g/mol.

Is BENZO(B)FLUORANTHENE hazardous?

BENZO(B)FLUORANTHENE has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H319 — Causes serious eye irritation; H336 — May cause drowsiness or dizziness.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "BENZO(B)FLUORANTHENE (CAS 205-99-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13770-8 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.