sec-Butylbenzene
Also known as: 2-Phenylbutane, Benzene, (1-methylpropyl)-, Benzene, methylpropyl-, Benzene, sec-butyl-, Benzene,(1-methylpropyl)-, Butan-2-ylbenzol, EINECS 205-227-0, MFCD00009329, SEC-BUTYLBENZENE, SEC-BUTYLBENZENE, 1X1ML, MEOH, 5000UG/ML, SEC-BUTYLBENZENE, 99+%, SEC-BUTYLBENZENE, STANDARD FOR GC, Secondary butylbenzene, UNII:B70I0RSX3J, benzene, s-butyl-, benzene,(1-methylpropyl-), butan-2-ylbenzene, s-butylbenzene, sec-butyl-benzen, sec-butylbenzene
sec-Butylbenzene (CAS 135-98-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H14 and a molecular weight of 134.218 g/mol. Key properties include a melting point of -75 °C, a boiling point of 173.3±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 45.6±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, H315 — Causes skin irritation and H411 — 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.
- 135-98-8
- Jingsj CID
- J-1345701-1
- Molecular Formula
- C10H14
- Molecular Weight
- 134.218 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -75 °C |
|---|---|
| Boiling Point | 173.3±0.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 45.6±0.0 °C |
| Exact Mass | 134.109543 |
| LogP | 4.09 |
| Vapor Pressure | 1.7±0.1 mmHg at 25°C |
| Refractive Index | 1.490 |
GHS Safety & Compliance
- H226 — Flammable liquid and vapour
- H315 — Causes skin irritation
- H411 — Toxic to aquatic life with long lasting effects
Frequently Asked Questions
What is the CAS number of sec-Butylbenzene?
The CAS number of sec-Butylbenzene is 135-98-8.
What are the molecular formula and molecular weight of sec-Butylbenzene?
sec-Butylbenzene has molecular formula C10H14 and molecular weight 134.218 g/mol.
Is sec-Butylbenzene hazardous?
sec-Butylbenzene has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H315 — Causes skin irritation; H411 — Toxic to aquatic life with long lasting effects.
What are the upstream and downstream products of sec-Butylbenzene?
For sec-Butylbenzene, Upstream Products: 2-Bromobutane, benzene, but-1-en-2-ylbenzene; Downstream Products: benzene, 1-sec-Butyl-4-nitrobenzene, 1-Phenylethanol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "sec-Butylbenzene (CAS 135-98-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1345701-1 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.