1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride
Also known as: 1,3-Dimethylpyrazole-5-carbonyl chloride, 1,3-dimethylpyrazol-5-carboxylic acid chloride, 2,5-dimethylpyrazole-3-carbonyl chloride, 2,5-dimethyl-2H-pyrazole-3-carbonyl chloride, 2,5-dimethyl-3-pyrazolecarbonyl chloride, 1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride (9CI)
1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride (CAS 55458-67-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7ClN2O and a molecular weight of 158.58600 g/mol. Key properties include a boiling point of 80°C 15mm and a density of 1.31 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 55458-67-8
- Jingsj CID
- J-16302-0
- Molecular Formula
- C6H7ClN2O
- Molecular Weight
- 158.58600 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 80°C 15mm |
|---|---|
| Density | 1.31 g/cm3 |
| Exact Mass | 158.02500 |
| PSA | 34.89000 |
| LogP | 1.10750 |
| Refractive Index | 1.571 |
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 1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride?
The CAS number of 1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride is 55458-67-8.
What are the molecular formula and molecular weight of 1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride?
1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride has molecular formula C6H7ClN2O and molecular weight 158.58600 g/mol.
What are the upstream and downstream products of 1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride?
For 1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride, Upstream Products: 1,3-Dimethyl-1H-pyrazole-5-carboxylic acid; Downstream Products: 1,3,5-Trimethyl-1H-pyrazole.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,3-Dimethyl-1H-pyrazole-5-carbonyl chloride (CAS 55458-67-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16302-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.