5-Chloro-1-methyl-4-nitro-1H-pyrazole
5-氯-1-甲基-4-硝基-1H-吡唑
Also known as: 100082, 1H-Pyrazole, 5-chloro-1-methyl-4-nitro-, 5-Chloro-1-methyl-4-nitropyrazole, 5-Chloro-1-methyl-4-nitro-1H-pyrazole 97%
5-Chloro-1-methyl-4-nitro-1H-pyrazole (CAS 42098-25-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H4ClN3O2 and a molecular weight of 161.546 g/mol. It is also known as 100082, 1H-Pyrazole, 5-chloro-1-methyl-4-nitro- and 5-Chloro-1-methyl-4-nitropyrazole. Key properties include a boiling point of 272.9±20.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 118.9±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 42098-25-9
- Jingsj CID
- J-1472433-4
- Molecular Formula
- C4H4ClN3O2
- Chinese Name
- 5-氯-1-甲基-4-硝基-1H-吡唑
- Molecular Weight
- 161.546 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 272.9±20.0 °C at 760 mmHg |
|---|---|
| Density | 1.7±0.1 g/cm3 |
| Flash Point | 118.9±21.8 °C |
Frequently Asked Questions
What is the CAS number of 5-Chloro-1-methyl-4-nitro-1H-pyrazole?
The CAS number of 5-Chloro-1-methyl-4-nitro-1H-pyrazole is 42098-25-9.
What are the molecular formula and molecular weight of 5-Chloro-1-methyl-4-nitro-1H-pyrazole?
5-Chloro-1-methyl-4-nitro-1H-pyrazole has molecular formula C4H4ClN3O2 and molecular weight 161.546 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Chloro-1-methyl-4-nitro-1H-pyrazole (CAS 42098-25-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1472433-4 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.