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Triethylamine hydrochloride

Also known as: Triethylammonium chloride, N,N-diethylethanamine hydrochloride, Ethanamine, N,N-diethyl-, hydrochloride (1:1)

Triethylamine hydrochloride (CAS 554-68-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H16ClN and a molecular weight of 137.651 g/mol. Key properties include a melting point of 261 °C (dec.)(lit.), a boiling point of 90.5ºC at 760mmHg and a density of 1.07. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
554-68-7
Jingsj CID
J-1516274-0
Molecular Formula
C6H16ClN
Molecular Weight
137.651 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point261 °C (dec.)(lit.)
Boiling Point90.5ºC at 760mmHg
Density1.07
Exact Mass137.097122
PSA3.24000
LogP2.15010
Refractive Index1.4136 (20ºC)
Additional Property1440 g/L (20 ºC)

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code29211910

Frequently Asked Questions

What is the CAS number of Triethylamine hydrochloride?

The CAS number of Triethylamine hydrochloride is 554-68-7.

What are the molecular formula and molecular weight of Triethylamine hydrochloride?

Triethylamine hydrochloride has molecular formula C6H16ClN and molecular weight 137.651 g/mol.

Is Triethylamine hydrochloride hazardous?

Triethylamine hydrochloride has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Triethylamine hydrochloride?

For Triethylamine hydrochloride, Upstream Products: Ethanol, 2-Mercaptothiazoline, 1H-Benzimidazole-2-methanol; Downstream Products: N-Nitrosodiethylamine, Tetrabutylammonium chloride, Borane triethylamine complex.

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 hydrochloride (CAS 554-68-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516274-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.