2-(1H-Pyrazol-1-yl)aniline
Also known as: 1-(2-Aminophenyl)-1H-pyrazole, 1-(2-Aminophenyl)pyrazole, 2-(1-Pyrazolyl)aniline, 2-Pyrazol-1-yl-phenylamine, 2-pyrazol-1-ylaniline, 2-pyrazolylphenylamine, AKOS B033138, Benzenamine, 2-(1H-pyrazol-1-yl)-, aminophenylpyrazole
2-(1H-Pyrazol-1-yl)aniline (CAS 54705-91-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H9N3 and a molecular weight of 159.188 g/mol. Key properties include a melting point of 44-46ºC, a boiling point of 305.4±15.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 138.5±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 54705-91-8
- Jingsj CID
- J-1330722-7
- Molecular Formula
- C9H9N3
- Molecular Weight
- 159.188 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 44-46ºC |
|---|---|
| Boiling Point | 305.4±15.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 138.5±20.4 °C |
| Exact Mass | 159.079651 |
| PSA | 43.84000 |
| LogP | 1.27 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.641 |
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 2-(1H-Pyrazol-1-yl)aniline?
The CAS number of 2-(1H-Pyrazol-1-yl)aniline is 54705-91-8.
What are the molecular formula and molecular weight of 2-(1H-Pyrazol-1-yl)aniline?
2-(1H-Pyrazol-1-yl)aniline has molecular formula C9H9N3 and molecular weight 159.188 g/mol.
What are the upstream and downstream products of 2-(1H-Pyrazol-1-yl)aniline?
For 2-(1H-Pyrazol-1-yl)aniline, Upstream Products: Pyrazole, 2-Bromoaniline, 2-Nitrophenylhydrazine; Downstream Products: 2-(1H-Pyrazol-1-yl)benzonitrile.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-(1H-Pyrazol-1-yl)aniline (CAS 54705-91-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1330722-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.