![Molecular structure of Benzo[a]aceanthrylene (CAS 203-33-8)](/images/chem_structures_svg/211/203-33-8.svg)
Benzo[a]aceanthrylene
Also known as: 1,2-Benzfluoranthene, 1,2-Benzfluoranthrene, 1,2-Benzofluoranthene, 1,2-benzfluoranthene, 1,2-benzfluoranthrene, 1,2-benzofluoranthene, BENZO(A)FLUORANTHENE, Benz[a]aceanthrylene, Benzo<b>fluoranthene, Benzo<b>fluoroanthen, Benzo<b>fluoroanthene, Brn 1957846, Ccris 2132, benz(a)aceanthrylene, benz[a]aceanthrylene, dibenzo(c,lm)fluorene
Benzo[a]aceanthrylene (CAS 203-33-8) 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 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 Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 203-33-8
- Jingsj CID
- J-1524694-3
- Molecular Formula
- C20H12
- Molecular Weight
- 252.309 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 467.5±12.0 °C at 760 mmHg |
|---|---|
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 228.6±13.7 °C |
| Exact Mass | 252.093903 |
| LogP | 6.40 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.887 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2902909090 |
|---|---|
| Summary | 2902909090 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[a]aceanthrylene?
The CAS number of Benzo[a]aceanthrylene is 203-33-8.
What are the molecular formula and molecular weight of Benzo[a]aceanthrylene?
Benzo[a]aceanthrylene has molecular formula C20H12 and molecular weight 252.309 g/mol.
Is Benzo[a]aceanthrylene hazardous?
Benzo[a]aceanthrylene has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of Benzo[a]aceanthrylene?
For Benzo[a]aceanthrylene, Upstream Products: 9-Bromoanthracene, 9,10-Dibromoanthracene, 2-Bromophenylboronic acid.
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[a]aceanthrylene (CAS 203-33-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524694-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.