Bis(hexamethylene)triamine

双(六甲撑)三胺

Also known as: Bis(6-aminohexyl)amine, 6,6'-Iminodihexylamine, 6,6'-Iminobis(1-hexanamine), N-(6-Aminohexyl)hexane-1,6-diamine, 1,8,15-Triazapentadecane, 7-Azatridecane-1,13-diamine, N'-(6-Aminohexyl)hexane-1,6-diamine, Bis(hexamethylene)triamine

Bis(hexamethylene)triamine (CAS 143-23-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H29N3 and a molecular weight of 215.379 g/mol. It is also known as Bis(6-aminohexyl)amine, 6,6'-Iminodihexylamine and 6,6'-Iminobis(1-hexanamine). Key properties include a melting point of 33-36 °C(lit.), a boiling point of 332.8±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 175.2±22.6 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
143-23-7
Jingsj CID
J-1993532-2
Molecular Formula
C12H29N3
Chinese Name
双(六甲撑)三胺
Molecular Weight
215.379 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point33-36 °C(lit.)
Boiling Point332.8±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point175.2±22.6 °C
Exact Mass215.236145
PSA64.07000
LogP0.98
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.475

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2921290000
Summary2921290000 other acyclic polyamines and their derivatives; salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Bis(hexamethylene)triamine?

The CAS number of Bis(hexamethylene)triamine is 143-23-7.

What are the molecular formula and molecular weight of Bis(hexamethylene)triamine?

Bis(hexamethylene)triamine has molecular formula C12H29N3 and molecular weight 215.379 g/mol.

Is Bis(hexamethylene)triamine hazardous?

Bis(hexamethylene)triamine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Bis(hexamethylene)triamine?

For Bis(hexamethylene)triamine, Upstream Products: 1,6-Hexanediamine; Downstream Products: Hexamethyleneimine.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Bis(hexamethylene)triamine (CAS 143-23-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993532-2 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.