Triethylamine
Also known as: N,N-diethylethanamine, TEA, Et3N, Triethylamine (free base)
Triethylamine (CAS 121-44-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C6H15N and a molecular weight of 101.190 g/mol. Key properties include a melting point of -115 °C, a boiling point of 90.5±8.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of -6.7±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and H311 — Toxic in contact with skin. It is listed by 1 supplier, from 0.72 to 1.10 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 121-44-8
- Jingsj CID
- J-1329855-3
- Molecular Formula
- C6H15N
- Molecular Weight
- 101.190 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 99% 500ml | ¥360.00 | $0.11 /mlBest ¥0.72/ml CNY | CN China MOQ 500ml | |
Made to Order | 99% 250ml | ¥190.00 | $0.11 /ml ¥0.76/ml CNY | CN China MOQ 250ml | |
Made to Order | 99% 100ml | ¥110.00 | $0.16 /ml ¥1.10/ml CNY | CN China MOQ 100ml |
Physicochemical Properties
| Melting Point | -115 °C |
|---|---|
| Boiling Point | 90.5±8.0 °C at 760 mmHg |
| Density | 0.8±0.1 g/cm3 |
| Flash Point | -6.7±0.0 °C |
| Exact Mass | 101.120445 |
| PSA | 3.24000 |
| LogP | 1.66 |
| Additional Property | 3.5 (vs air) |
| Vapor Pressure | 56.1±0.2 mmHg at 25°C |
| Refractive Index | 1.412 |
| Additional Property | 133 g/L (20 ºC) |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H302 — Harmful if swallowed
- H311 — Toxic in contact with skin
- H331 — Toxic if inhaled
- H314 — Causes severe skin burns and eye damage
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2921199011 |
|---|---|
| Summary | 2921199011 triethylamine。supervision conditions:3(export license for dual-use item and technologies)a(export license for dual-use item and technologies,certificate of inspection for goods inward)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Triethylamine?
The CAS number of Triethylamine is 121-44-8.
What are the molecular formula and molecular weight of Triethylamine?
Triethylamine has molecular formula C6H15N and molecular weight 101.190 g/mol.
Which suppliers offer Triethylamine?
1 supplier(s) listed; reference unit price ¥0.72–1.10 /ml.
Is Triethylamine hazardous?
Triethylamine has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H311 — Toxic in contact with skin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Triethylamine (CAS 121-44-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1329855-3 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.