4-Ethylbenzenesulfonamide
Also known as: p-Ethylbenzenesulfonamide, 4-ethylbenzenesulphonamide, p-ethylbenzenesulfonamide, benzenesulfonamide, 4-ethyl-, 4-ethyl-benzenesulfonic acid amide, MFCD01365828, 4-Aethyl-benzolsulfonsaeure-amid
4-Ethylbenzenesulfonamide (CAS 138-38-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H11NO2S and a molecular weight of 185.243 g/mol. Key properties include a melting point of 111 °C, a boiling point of 329.7±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 153.2±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 138-38-5
- Jingsj CID
- J-10517-9
- Molecular Formula
- C8H11NO2S
- Molecular Weight
- 185.243 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 111 °C |
|---|---|
| Boiling Point | 329.7±35.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 153.2±25.9 °C |
| Exact Mass | 185.051056 |
| PSA | 68.54000 |
| LogP | 1.32 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.554 |
Frequently Asked Questions
What is the CAS number of 4-Ethylbenzenesulfonamide?
The CAS number of 4-Ethylbenzenesulfonamide is 138-38-5.
What are the molecular formula and molecular weight of 4-Ethylbenzenesulfonamide?
4-Ethylbenzenesulfonamide has molecular formula C8H11NO2S and molecular weight 185.243 g/mol.
What are the upstream and downstream products of 4-Ethylbenzenesulfonamide?
For 4-Ethylbenzenesulfonamide, Upstream Products: Triethylborane, 4-Bromobenzenesulfonamide, Aqueous ammonia; Downstream Products: 4-Acetylbenzenesulfonamide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Ethylbenzenesulfonamide (CAS 138-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10517-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.