Diethanolamine
Also known as: 2,2'-iminodiethanol, DEA, bis(2-hydroxyethyl)amine, 2,2'-dihydroxydiethylamine, diolamine, 2,2'-azanediyldiethanol, bis(beta-hydroxyethyl)amine
Diethanolamine (CAS 111-42-2) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C4H11NO2 and a molecular weight of 105.136 g/mol. Key properties include a melting point of 28 °C(lit.), a boiling point of 268.4±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 137.8±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 111-42-2
- Jingsj CID
- J-1315539-7
- Molecular Formula
- C4H11NO2
- Molecular Weight
- 105.136 g/mol
- Category
- Solvents
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 28 °C(lit.) |
|---|---|
| Boiling Point | 268.4±0.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 137.8±0.0 °C |
| Exact Mass | 105.078979 |
| PSA | 52.49000 |
| LogP | -1.50 |
| Additional Property | 3.6 (vs air) |
| Vapor Pressure | 0.0±1.2 mmHg at 25°C |
| Refractive Index | 1.466 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H318 — Causes serious eye damage
- H373 — May cause damage to organs through prolonged exposure
- H412 — Harmful to aquatic life with long lasting effects
Customs & Trade Information
| HS Code | 2922120001 |
|---|---|
| Summary | 2922120001 2,2'-azanediyldiethanol。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0% |
Frequently Asked Questions
What is the CAS number of Diethanolamine?
The CAS number of Diethanolamine is 111-42-2.
What are the molecular formula and molecular weight of Diethanolamine?
Diethanolamine has molecular formula C4H11NO2 and molecular weight 105.136 g/mol.
Is Diethanolamine hazardous?
Diethanolamine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.
What are the upstream and downstream products of Diethanolamine?
For Diethanolamine, Upstream Products: Ethylene oxide, Ethanolamine, Ethylene glycol; Downstream Products: Bis(2-bromoethyl)amine hydrobromide, 1-Aza-18-crown-6, 1-(4-Chlorophenyl)piperazine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Diethanolamine (CAS 111-42-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1315539-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.