2-Hydroxyethylhydrazine
Also known as: 2-Hydrazinoethanol, β-Hydroxyethylhydrazine, (2-Hydroxyethyl)hydrazine, 1-(2-Hydroxyethyl)hydrazine, 2-Hydrazineethanol, Ethanol, 2-hydrazino-, HEH, BOH, N-(2-Hydroxyethyl)hydrazine, 2-hydrazinylethanol
2-Hydroxyethylhydrazine (CAS 109-84-2) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C2H8N2O and a molecular weight of 76.098 g/mol. Key properties include a melting point of −70 °C(lit.), a boiling point of 248.9±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 73.9±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H311 — Toxic in contact with skin and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 109-84-2
- Jingsj CID
- J-27740-0
- Molecular Formula
- C2H8N2O
- Molecular Weight
- 76.098 g/mol
- Category
- Solvents
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −70 °C(lit.) |
|---|---|
| Boiling Point | 248.9±0.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 73.9±0.0 °C |
| Exact Mass | 76.063660 |
| PSA | 58.28000 |
| LogP | -1.68 |
| Vapor Pressure | 0.0±1.1 mmHg at 25°C |
| Refractive Index | 1.470 |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- H311 — Toxic in contact with skin
- H331 — Toxic if inhaled
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
- H351 — Suspected of causing cancer
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 2-Hydroxyethylhydrazine?
The CAS number of 2-Hydroxyethylhydrazine is 109-84-2.
What are the molecular formula and molecular weight of 2-Hydroxyethylhydrazine?
2-Hydroxyethylhydrazine has molecular formula C2H8N2O and molecular weight 76.098 g/mol.
Is 2-Hydroxyethylhydrazine hazardous?
2-Hydroxyethylhydrazine has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H311 — Toxic in contact with skin; H331 — Toxic if inhaled.
What are the upstream and downstream products of 2-Hydroxyethylhydrazine?
For 2-Hydroxyethylhydrazine, Upstream Products: Ethanolamine, Ethylene oxide, 2-Azidoethanol; Downstream Products: 2-(3-(pyridin-2-yl)-1H-pyrazol-1-yl)ethanol, ethyl 5-amino-1-(2-hydroxyethyl)-1H-pyrazole-4-carboxylate, Lersivirine.
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-Hydroxyethylhydrazine (CAS 109-84-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27740-0 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.