Thallium(I) ethoxide
Also known as: Thallium ethoxide, Thallous ethoxide, Thallium(I) ethanolate, Ethoxythallium(I), Thallium monoethoxide, Thallium ethylate, Ethanol, thallium(1+) salt, Thallium monoethylate, Thallium(I)ethylate
Thallium(I) ethoxide (CAS 20398-06-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C2H5OTl and a molecular weight of 249.44400 g/mol. Key properties include a melting point of -3°C, a boiling point of 130°C, a density of 3.522 g/mL at 25 °C(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Danger and hazard statements H300, H330 — Fatal if inhaled and H373 — May cause damage to organs through prolonged exposure. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 20398-06-5
- Jingsj CID
- J-48103-6
- Molecular Formula
- C2H5OTl
- Molecular Weight
- 249.44400 g/mol
- Category
- Solvents
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -3°C |
|---|---|
| Boiling Point | 130°C |
| Density | 3.522 g/mL at 25 °C(lit.) |
| Flash Point | >110.0 °C |
| Exact Mass | 250.00800 |
| PSA | 9.23000 |
| LogP | 0.48720 |
| Appearance | liquid，cloudy， dense |
| Vapor Pressure | 82.8mmHg at 25°C |
| Refractive Index | n20/D 1.676(lit.) |
GHS Safety & Compliance
- H300
- H330 — Fatal if inhaled
- H373 — May cause damage to organs through prolonged exposure
- H411 — Toxic to aquatic life with long lasting effects
Frequently Asked Questions
What is the CAS number of Thallium(I) ethoxide?
The CAS number of Thallium(I) ethoxide is 20398-06-5.
What are the molecular formula and molecular weight of Thallium(I) ethoxide?
Thallium(I) ethoxide has molecular formula C2H5OTl and molecular weight 249.44400 g/mol.
Is Thallium(I) ethoxide hazardous?
Thallium(I) ethoxide has GHS signal word Danger and hazard statements H300; H330 — Fatal if inhaled; H373 — May cause damage to organs through prolonged exposure.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Thallium(I) ethoxide (CAS 20398-06-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48103-6 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.