3,4-Dimethoxypyridine
Also known as: 3,4-Dimethoxypyridine, Pyridine, 3,4-dimethoxy-, Pyridine,3,4-dimethoxy-(9CI), dimethoxypyridine
3,4-Dimethoxypyridine (CAS 109613-93-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H9NO2 and a molecular weight of 139.152 g/mol. Key properties include a boiling point of 202.6±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 72.9±12.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 109613-93-6
- Jingsj CID
- J-1402538-8
- Molecular Formula
- C7H9NO2
- Molecular Weight
- 139.152 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 202.6±20.0 °C at 760 mmHg |
|---|---|
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 72.9±12.0 °C |
| Exact Mass | 139.063324 |
| PSA | 31.35000 |
| LogP | 1.26 |
| Vapor Pressure | 0.4±0.4 mmHg at 25°C |
| Refractive Index | 1.489 |
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 3,4-Dimethoxypyridine?
The CAS number of 3,4-Dimethoxypyridine is 109613-93-6.
What are the molecular formula and molecular weight of 3,4-Dimethoxypyridine?
3,4-Dimethoxypyridine has molecular formula C7H9NO2 and molecular weight 139.152 g/mol.
What are the upstream and downstream products of 3,4-Dimethoxypyridine?
For 3,4-Dimethoxypyridine, Upstream Products: Diazomethane, 4-Methoxypyridin-3-ol, 2-Chloro-3,4-dimethoxypyridine; Downstream Products: 2-Chloro-3,4-dimethoxypyridine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,4-Dimethoxypyridine (CAS 109613-93-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1402538-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.