2,4-Dimethylbenzonitrile
Also known as: 2,4-Dimethylbenzonitrile, 4-Cyano-m-xylene, Benzonitrile, 2,4-dimethyl-, 1-Cyano-2,4-dimethylbenzene, 2,4-Dimethylbenzonitrile 97%, 2,4-Dimethylbenzonitrile, tech.
2,4-Dimethylbenzonitrile (CAS 21789-36-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H9N and a molecular weight of 131.174 g/mol. Key properties include a melting point of 23-25ºC, a boiling point of 240.0±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 98.9±11.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21789-36-6
- Jingsj CID
- J-1061373-7
- Molecular Formula
- C9H9N
- Molecular Weight
- 131.174 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 23-25ºC |
|---|---|
| Boiling Point | 240.0±9.0 °C at 760 mmHg |
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 98.9±11.2 °C |
| Exact Mass | 131.073502 |
| PSA | 23.79000 |
| LogP | 2.58 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.526 |
Customs & Trade Information
| HS Code | 2926909090 |
|---|---|
| Summary | HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2,4-Dimethylbenzonitrile?
The CAS number of 2,4-Dimethylbenzonitrile is 21789-36-6.
What are the molecular formula and molecular weight of 2,4-Dimethylbenzonitrile?
2,4-Dimethylbenzonitrile has molecular formula C9H9N and molecular weight 131.174 g/mol.
What are the upstream and downstream products of 2,4-Dimethylbenzonitrile?
For 2,4-Dimethylbenzonitrile, Upstream Products: 1-Bromo-2,4-dimethylbenzene, N,N-Dimethylformamide, 2,4-Dimethylbenzoic acid; Downstream Products: 2,4-Dimethylbenzylamine, 2,4-Dimethylbenzoic acid, 2',4'-Dimethylacetophenone.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,4-Dimethylbenzonitrile (CAS 21789-36-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1061373-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.