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N,N'-Bis(2-aminoethyl)-1,3-propanediamine

Also known as: 1,4,8,11-Tetraazaundecane, 3,7-Diaza-1,9-nonanediamine, N,N'-Bis(2-aminoethyl)-1,3-diaminopropane, N,N'-Bis(2-aminoethyl)propane-1,3-diamine, N1,N1'-(Propane-1,3-diyl)bis(ethane-1,2-diamine), 2,3,2-Tetramine, Ethylenetrimethyleneethylenetetramine, EINECS 225-254-1, MFCD00008174

N,N'-Bis(2-aminoethyl)-1,3-propanediamine (CAS 4741-99-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H20N4 and a molecular weight of 160.260 g/mol. Key properties include a boiling point of 287.0±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 156.5±22.0 °C. It is classified under GHS with signal word Danger and hazard statements 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.
4741-99-5
Jingsj CID
J-29104-3
Molecular Formula
C7H20N4
Molecular Weight
160.260 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point287.0±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point156.5±22.0 °C
Exact Mass160.168793
PSA76.10000
LogP-1.99
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.488

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Frequently Asked Questions

What is the CAS number of N,N'-Bis(2-aminoethyl)-1,3-propanediamine?

The CAS number of N,N'-Bis(2-aminoethyl)-1,3-propanediamine is 4741-99-5.

What are the molecular formula and molecular weight of N,N'-Bis(2-aminoethyl)-1,3-propanediamine?

N,N'-Bis(2-aminoethyl)-1,3-propanediamine has molecular formula C7H20N4 and molecular weight 160.260 g/mol.

Is N,N'-Bis(2-aminoethyl)-1,3-propanediamine hazardous?

N,N'-Bis(2-aminoethyl)-1,3-propanediamine has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of N,N'-Bis(2-aminoethyl)-1,3-propanediamine?

For N,N'-Bis(2-aminoethyl)-1,3-propanediamine, Upstream Products: Ethylenediamine monohydrate, 1,3-Dibromopropane, 1,3-Diaminopropane; Downstream Products: 1,4,7,10-Tetraazacyclotridecane, 1,4,8,11-Tetraazacyclotetradecane, 1,4,8,11-Tetraazacyclotetradecane-5,7-dione.

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

Last updated:

How to cite: Jingsj. "N,N'-Bis(2-aminoethyl)-1,3-propanediamine (CAS 4741-99-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29104-3 (accessed 2026-11-09).

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