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N,N,N',N'-Tetramethyl-1,4-butanediamine

Also known as: Tetramethylputrescine, 1,4-Bis(dimethylamino)butane, N,N,N',N'-Tetramethylputrescine

N,N,N',N'-Tetramethyl-1,4-butanediamine (CAS 111-52-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H18N2 and a molecular weight of 142.24200 g/mol. Key properties include a boiling point of 172.4ºC at 760 mmHg, a density of 0.82 g/mL at 25ºC(lit.) and a flash point of 50.6ºC. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour 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.
111-52-4
Jingsj CID
J-7818-2
Molecular Formula
C8H18N2
Molecular Weight
142.24200 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point172.4ºC at 760 mmHg
Density0.82 g/mL at 25ºC(lit.)
Flash Point50.6ºC
Exact Mass142.14700
PSA6.48000
LogP0.66580
Vapor Pressure1.33mmHg at 25°C
Refractive Indexn20/D 1.4416(lit.)

GHS Safety & Compliance

Flammable / CorrosionSignal word: Danger
  • H226 — Flammable liquid and vapour
  • H314 — Causes severe skin burns and eye damage

Frequently Asked Questions

What is the CAS number of N,N,N',N'-Tetramethyl-1,4-butanediamine?

The CAS number of N,N,N',N'-Tetramethyl-1,4-butanediamine is 111-52-4.

What are the molecular formula and molecular weight of N,N,N',N'-Tetramethyl-1,4-butanediamine?

N,N,N',N'-Tetramethyl-1,4-butanediamine has molecular formula C8H18N2 and molecular weight 142.24200 g/mol.

Is N,N,N',N'-Tetramethyl-1,4-butanediamine hazardous?

N,N,N',N'-Tetramethyl-1,4-butanediamine has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of N,N,N',N'-Tetramethyl-1,4-butanediamine?

For N,N,N',N'-Tetramethyl-1,4-butanediamine, Upstream Products: trans-1,4-Dichloro-2-butene, Dimethylamine.

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,N',N'-Tetramethyl-1,4-butanediamine (CAS 111-52-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7818-2 (accessed 2026-11-09).

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