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N,N-Diethyl-1,4-phenylenediamine

Also known as: 4-Amino-N,N-diethylaniline, 4-(Diethylamino)aniline, DPD, N,N-Diethyl-p-phenylenediamine, 4-Aminodiethylaniline, p-Amino-N,N-diethylaniline, p-Aminodiethylaniline

N,N-Diethyl-1,4-phenylenediamine (CAS 93-05-0) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C10H16N2 and a molecular weight of 164.24700 g/mol. Key properties include a melting point of 19-21 °C(lit.), a boiling point of 115-116 °C5 mm Hg(lit.), a density of 0.988 g/mL at 25 °C(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
93-05-0
Jingsj CID
J-36005-4
Molecular Formula
C10H16N2
Molecular Weight
164.24700 g/mol
Category
Organic Bases
Last updated
11/3/2026
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Physicochemical Properties

Melting Point19-21 °C(lit.)
Boiling Point115-116 °C5 mm Hg(lit.)
Density0.988 g/mL at 25 °C(lit.)
Flash Point>110.0 °C
Exact Mass164.13100
PSA29.26000
LogP2.69620
Refractive Indexn20/D 1.571(lit.)
Additional Property<0.1 g/100 mL at 19 ºC

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code29215190

Frequently Asked Questions

What is the CAS number of N,N-Diethyl-1,4-phenylenediamine?

The CAS number of N,N-Diethyl-1,4-phenylenediamine is 93-05-0.

What are the molecular formula and molecular weight of N,N-Diethyl-1,4-phenylenediamine?

N,N-Diethyl-1,4-phenylenediamine has molecular formula C10H16N2 and molecular weight 164.24700 g/mol.

Is N,N-Diethyl-1,4-phenylenediamine hazardous?

N,N-Diethyl-1,4-phenylenediamine has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of N,N-Diethyl-1,4-phenylenediamine?

For N,N-Diethyl-1,4-phenylenediamine, Upstream Products: N,N-Diethyl-4-nitroaniline, N,N-Diethyl-4-nitrosoaniline, 1-Fluoro-4-nitrobenzene; Downstream Products: 4-(diethylamino)benzenediazonium tetrafluoroborate, N,N-Diethyl-1,4-phenylenediamine, 4-Diethylaminophenyl isothiocyanate.

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-Diethyl-1,4-phenylenediamine (CAS 93-05-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36005-4 (accessed 2026-11-09).

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