5-methyl-1H-pyrazole-3-carbaldehyde
Also known as: 5-Methyl-3-formylpyrazole, 3-Formyl-5-methylpyrazole, 5-Methylpyrazole-3-carbaldehyde, 5-Methyl-1H-pyrazole-3-carboxaldehyde, 1H-Pyrazole-3-carboxaldehyde, 5-methyl-, 3-formyl-5-methylpyrazole, 5-methyl-3-formylpyrazole, 5-methylpyrazol-3-ylcarboxaldehyde
5-methyl-1H-pyrazole-3-carbaldehyde (CAS 3273-44-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O and a molecular weight of 110.11400 g/mol. Key properties include a boiling point of 294.2ºC at 760 mmHg, a density of 1.238g/cm3 and a flash point of 136.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 3273-44-7
- Jingsj CID
- J-1500711-1
- Molecular Formula
- C5H6N2O
- Molecular Weight
- 110.11400 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 294.2ºC at 760 mmHg |
|---|---|
| Density | 1.238g/cm3 |
| Flash Point | 136.1ºC |
| Exact Mass | 110.04800 |
| PSA | 45.75000 |
| LogP | 0.53060 |
| Refractive Index | 1.598 |
Customs & Trade Information
| HS Code | 2933199090 |
|---|---|
| Summary | 2933199090. other compounds containing an unfused pyrazole 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 5-methyl-1H-pyrazole-3-carbaldehyde?
The CAS number of 5-methyl-1H-pyrazole-3-carbaldehyde is 3273-44-7.
What are the molecular formula and molecular weight of 5-methyl-1H-pyrazole-3-carbaldehyde?
5-methyl-1H-pyrazole-3-carbaldehyde has molecular formula C5H6N2O and molecular weight 110.11400 g/mol.
What are the upstream and downstream products of 5-methyl-1H-pyrazole-3-carbaldehyde?
For 5-methyl-1H-pyrazole-3-carbaldehyde, Upstream Products: Ethyl 3-methyl-1H-pyrazole-5-carboxylate; Downstream Products: 5-Methyl-1H-pyrazole-3-carboxylic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-methyl-1H-pyrazole-3-carbaldehyde (CAS 3273-44-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500711-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.