4-Ethylphenylhydrazine
Also known as: (4-ethylphenyl)hydrazine, 1-(4-ethylphenyl)hydrazine, p-ethylphenylhydrazine, hydrazine, (4-ethylphenyl)-, AKOS BBS-00006810, (4-Aethyl-phenyl)-hydrazin, 4-Hydrazino-1-aethyl-benzol
4-Ethylphenylhydrazine (CAS 54840-34-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H12N2 and a molecular weight of 136.19400 g/mol. Key properties include a boiling point of 257.6ºC at 760 mmHg, a density of 1.056g/cm3 and a flash point of 126.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 54840-34-5
- Jingsj CID
- J-1170130-7
- Molecular Formula
- C8H12N2
- Molecular Weight
- 136.19400 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 257.6ºC at 760 mmHg |
|---|---|
| Density | 1.056g/cm3 |
| Flash Point | 126.2ºC |
| Exact Mass | 136.10000 |
| PSA | 38.05000 |
| LogP | 2.30790 |
| Refractive Index | 1.603 |
Customs & Trade Information
| HS Code | 2928000090 |
|---|---|
| Summary | 2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 4-Ethylphenylhydrazine?
The CAS number of 4-Ethylphenylhydrazine is 54840-34-5.
What are the molecular formula and molecular weight of 4-Ethylphenylhydrazine?
4-Ethylphenylhydrazine has molecular formula C8H12N2 and molecular weight 136.19400 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Ethylphenylhydrazine (CAS 54840-34-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1170130-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.