2,6-Dimethylisonicotinic acid
Also known as: 2,6-Dimethylpyridine-4-carboxylic acid, 2,6-Dimethyl-4-pyridinecarboxylic acid, 4-Carboxy-2,6-dimethylpyridine, 2,6-dimethylisonicotinic acid, 4-Pyridinecarboxylic acid, 2,6-dimethyl-
2,6-Dimethylisonicotinic acid (CAS 54221-93-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9NO2 and a molecular weight of 151.163 g/mol. Key properties include a boiling point of 353.1±37.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 167.4±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 54221-93-1
- Jingsj CID
- J-1000684-5
- Molecular Formula
- C8H9NO2
- Molecular Weight
- 151.163 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 353.1±37.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 167.4±26.5 °C |
| Exact Mass | 151.063324 |
| PSA | 50.19000 |
| LogP | 1.46 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.554 |
Customs & Trade Information
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 2,6-Dimethylisonicotinic acid?
The CAS number of 2,6-Dimethylisonicotinic acid is 54221-93-1.
What are the molecular formula and molecular weight of 2,6-Dimethylisonicotinic acid?
2,6-Dimethylisonicotinic acid has molecular formula C8H9NO2 and molecular weight 151.163 g/mol.
What are the upstream and downstream products of 2,6-Dimethylisonicotinic acid?
For 2,6-Dimethylisonicotinic acid, Upstream Products: 2,6-Dimethylisonicotinonitrile, 2,4,6-Trimethylpyridine, 2,6-Dimethylpyridine N-oxide; Downstream Products: 2,6-Dimethylpyridine-4-carbonyl chloride hydrochloride, Methyl 2,6-dimethylisonicotinate, Ethyl 2,6-dimethylisonicotinate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,6-Dimethylisonicotinic acid (CAS 54221-93-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1000684-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.