3-Methylisonicotinamide
Also known as: 3-Methyl-pyridine-4-carboxamide, 3-Methylpyridine-4-carboxamide, 3-methyl-4-pyridinecarboxamide, 3-methyl-4-nicotinamide, 4-Pyridinecarboxamide, 3-methyl-, 4-Pyridinecarboxamide,3-methyl-(9CI)
3-Methylisonicotinamide (CAS 251101-36-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H8N2O and a molecular weight of 136.151 g/mol. Key properties include a boiling point of 290.8±28.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 129.7±24.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 251101-36-7
- Jingsj CID
- J-1423933-9
- Molecular Formula
- C7H8N2O
- Molecular Weight
- 136.151 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 290.8±28.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 129.7±24.0 °C |
| Exact Mass | 136.063660 |
| PSA | 55.98000 |
| LogP | 0.18 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.561 |
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-Methylisonicotinamide?
The CAS number of 3-Methylisonicotinamide is 251101-36-7.
What are the molecular formula and molecular weight of 3-Methylisonicotinamide?
3-Methylisonicotinamide has molecular formula C7H8N2O and molecular weight 136.151 g/mol.
What are the upstream and downstream products of 3-Methylisonicotinamide?
For 3-Methylisonicotinamide, Upstream Products: 3,4-Lutidine, 3-Methylisonicotinaldehyde, 3-Methylisonicotinic acid; Downstream Products: 4-Cyano-3-methylpyridine.
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-Methylisonicotinamide (CAS 251101-36-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1423933-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.