2,3-Dimethylbenzoyl chloride
Also known as: 2,3-Dimethylbenzene-1-carbonyl chloride, Benzoyl chloride, 2,3-dimethyl-, 2,3-Dimethyl-benzoylchlorid, 2,3-Dimethylchloride, MFCD00045217, 21900-46-9
2,3-Dimethylbenzoyl chloride (CAS 21900-46-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H9ClO and a molecular weight of 168.620 g/mol. Key properties include a melting point of 2°C, a boiling point of 245.6±9.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 105.5±11.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21900-46-9
- Jingsj CID
- J-45145-6
- Molecular Formula
- C9H9ClO
- Molecular Weight
- 168.620 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 2°C |
|---|---|
| Boiling Point | 245.6±9.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 105.5±11.9 °C |
| Exact Mass | 168.034195 |
| PSA | 17.07000 |
| LogP | 3.13 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.534 |
Customs & Trade Information
| HS Code | 2916399090 |
|---|---|
| Summary | 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives 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 2,3-Dimethylbenzoyl chloride?
The CAS number of 2,3-Dimethylbenzoyl chloride is 21900-46-9.
What are the molecular formula and molecular weight of 2,3-Dimethylbenzoyl chloride?
2,3-Dimethylbenzoyl chloride has molecular formula C9H9ClO and molecular weight 168.620 g/mol.
What are the upstream and downstream products of 2,3-Dimethylbenzoyl chloride?
For 2,3-Dimethylbenzoyl chloride, Upstream Products: 2,3-Dimethylbenzoic acid, 2,3-Dimethylaniline, 2,3-Dimethylbenzonitrile; Downstream Products: 2,3-dimethylbenzamide, Medetomidine, 2,3-Dimethylbenzaldehyde.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,3-Dimethylbenzoyl chloride (CAS 21900-46-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45145-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.