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Benzo[k]tetraphene

Also known as: 1,2:5,6-DIBENZANTHRACENE, DIBENZ(A,H)ANTHRACENE, Dibenz[a,h]anthracene, Dibenzo(a,h)anthracene D14, EINECS 200-181-8, MFCD00003708, Naphtho[1',2':2,3]phenanthrene, Naphtho[1,2:2,3]Phenanthrene, dibenz[a,h]anthracene, dibenzo(a,h)anthracene, naphtho[1,2-b]phenanthrene

Benzo[k]tetraphene (CAS 53-70-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C22H14 and a molecular weight of 278.347 g/mol. Key properties include a melting point of 262-265 °C(lit.), a boiling point of 524.7±17.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 264.5±15.1 °C. It is classified under GHS with signal word Danger and hazard statements H350 — May cause cancer and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53-70-3
Jingsj CID
J-13687-5
Molecular Formula
C22H14
Molecular Weight
278.347 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point262-265 °C(lit.)
Boiling Point524.7±17.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point264.5±15.1 °C
Exact Mass278.109558
LogP7.14
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.812

GHS Safety & Compliance

Health Hazard / Environmental HazardSignal word: Danger
  • H350 — May cause cancer
  • H410 — Very toxic 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[k]tetraphene?

The CAS number of Benzo[k]tetraphene is 53-70-3.

What are the molecular formula and molecular weight of Benzo[k]tetraphene?

Benzo[k]tetraphene has molecular formula C22H14 and molecular weight 278.347 g/mol.

Is Benzo[k]tetraphene hazardous?

Benzo[k]tetraphene has GHS signal word Danger and hazard statements H350 — May cause cancer; H410 — Very toxic to aquatic life with long lasting effects.

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[k]tetraphene (CAS 53-70-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13687-5 (accessed 2026-11-07).

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