n-propylbenzene
Also known as: 1-Phenylpropane, 4-N-PROPYL BENZENE, BENZENE,PROPYL-, Benzene, propyl-, EINECS 203-132-9, MFCD00009377, N-POPYL BENZENE, N-PROPYL BENZENE, N-PROPYLBENZEN, N-PROPYLBENZENE, PROPYLBENZENE FOR SYNTHESIS, UNII:0WR86ZHG2Z, n-Propylbenzene (1-Phenylpropane), phenylpropane, propylbenzene
n-propylbenzene (CAS 103-65-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H12 and a molecular weight of 120.192 g/mol. Key properties include a melting point of −99 °C(lit.), a boiling point of 159 °C at 760 mmHg, a density of 0.862 and a flash point of 47.8±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour, H304 and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 103-65-1
- Jingsj CID
- J-1993036-1
- Molecular Formula
- C9H12
- Molecular Weight
- 120.192 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −99 °C(lit.) |
|---|---|
| Boiling Point | 159 °C at 760 mmHg |
| Density | 0.862 |
| Flash Point | 47.8±0.0 °C |
| Exact Mass | 120.093903 |
| LogP | 3.74 |
| Additional Property | 4.14 (vs air) |
| Vapor Pressure | 3.1±0.1 mmHg at 25°C |
| Refractive Index | 1.495 |
GHS Safety & Compliance
- H226 — Flammable liquid and vapour
- H304
- H335 — May cause respiratory irritation
- H411 — Toxic to aquatic life with long lasting effects
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 n-propylbenzene?
The CAS number of n-propylbenzene is 103-65-1.
What are the molecular formula and molecular weight of n-propylbenzene?
n-propylbenzene has molecular formula C9H12 and molecular weight 120.192 g/mol.
Is n-propylbenzene hazardous?
n-propylbenzene has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H304; H335 — May cause respiratory irritation.
What are the upstream and downstream products of n-propylbenzene?
For n-propylbenzene, Upstream Products: 1-Bromo-3-phenylpropane, 2-Bromo-1-phenylpropane, Diphenyl ether; Downstream Products: 2-Chloropropylbenzene, (3-Chloropropyl)benzene, (1-chloropropyl)benzene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "n-propylbenzene (CAS 103-65-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993036-1 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.