5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole
Also known as: 5-Amino-1-(1,1-dimethylethyl)-3-(1-naphthalenyl)-1H-pyrazole-4-carbonitrile, 5-Amino-1-(tert-butyl)-3-(1-naphthalenyl)-1H-pyrazole-4-carbonitrile, 5-Amino-1-tert-butyl-4-cyano-3-(1-naphthyl)-pyrazole, 5-Amino-1-(tert-butyl)-3-(naphthalen-1-yl)-1H-pyrazole-4-carbonitrile, 5-Amino-1-tert-butyl-3-naphthalen-1-ylpyrazole-4-carbonitrile, 1H-Pyrazole-4-carbonitrile, 5-amino-1-(1,1-dimethylethyl)-3-(1-naphthalenyl)-
5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole (CAS 221243-34-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H18N4 and a molecular weight of 290.36200 g/mol. Key properties include a melting point of 150-158ºC, a boiling point of 523.9ºC at 760 mmHg, a density of 1.16g/cm3 and a flash point of 270.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 221243-34-1
- Jingsj CID
- J-1339963-8
- Molecular Formula
- C18H18N4
- Molecular Weight
- 290.36200 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 150-158ºC |
|---|---|
| Boiling Point | 523.9ºC at 760 mmHg |
| Density | 1.16g/cm3 |
| Flash Point | 270.7ºC |
| Exact Mass | 290.15300 |
| PSA | 67.63000 |
| LogP | 4.49338 |
| Vapor Pressure | 4.51E-11mmHg at 25°C |
| Refractive Index | 1.631 |
Frequently Asked Questions
What is the CAS number of 5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole?
The CAS number of 5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole is 221243-34-1.
What are the molecular formula and molecular weight of 5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole?
5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole has molecular formula C18H18N4 and molecular weight 290.36200 g/mol.
What are the upstream and downstream products of 5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole?
For 5-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole, Upstream Products: 1-Naphthoyl chloride, tert-Butylhydrazine hydrochloride, 1-Naphthoic 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-Amino-3-(1-naphthyl)-4-cyano-1-tert-butylpyrazole (CAS 221243-34-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1339963-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.