4-Pyridineacetic acid
Also known as: 2-(Pyridin-4-yl)acetic acid, Pyridin-4-ylacetic acid, 4-Pyridylacetic acid, (4-Pyridinyl)acetic acid, 4-Carboxymethylpyridine, 2-(4-pyridyl)acetic acid, 2-pyridin-4-ylacetic acid
4-Pyridineacetic acid (CAS 28356-58-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7NO2 and a molecular weight of 137.13800 g/mol. Key properties include a melting point of 33-35 °C(lit.), a boiling point of 303.8±17.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 137.5±20.9 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.
- CAS No.
- 28356-58-3
- Jingsj CID
- J-35046-9
- Molecular Formula
- C7H7NO2
- Molecular Weight
- 137.13800 g/mol
- Category
- Pharma Intermediates
- Last updated
- 11/2/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 33-35 °C(lit.) |
|---|---|
| Boiling Point | 303.8±17.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 137.5±20.9 °C |
| Exact Mass | 173.024353 |
| PSA | 50.19000 |
| LogP | 0.01 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.557 |
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 4-Pyridineacetic acid?
The CAS number of 4-Pyridineacetic acid is 28356-58-3.
What are the molecular formula and molecular weight of 4-Pyridineacetic acid?
4-Pyridineacetic acid has molecular formula C7H7NO2 and molecular weight 137.13800 g/mol.
What are the upstream and downstream products of 4-Pyridineacetic acid?
For 4-Pyridineacetic acid, Upstream Products: 4-Acetylpyridine, 4-Methylpyridine, Carbon dioxide; Downstream Products: Ethyl 4-pyridylacetate, 2-(pyridin-4-yl)acetamide, 2-(4-Pyridyl)malondialdehyde.
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-Pyridineacetic acid (CAS 28356-58-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35046-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.