4,4'-Ethylenedianiline

4,4'-二氨基联苄

Also known as: 4,4'-Diaminodibenzyl, 1,2-Bis(4-aminophenyl)ethane, 1,2-Bis(p-aminophenyl)ethane, 4,4'-Diaminobibenzyl, 4,4'-Ethylenebis(aniline), α,α'-Bi-p-toluidine, 4-[2-(4-aminophenyl)ethyl]aniline, p,p'-Diaminodibenzyl, p,p'-Diaminobibenzyl

4,4'-Ethylenedianiline (CAS 621-95-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H16N2 and a molecular weight of 212.29000 g/mol. It is also known as 4,4'-Diaminodibenzyl, 1,2-Bis(4-aminophenyl)ethane and 1,2-Bis(p-aminophenyl)ethane. Key properties include a melting point of 133-137 °C(lit.), a boiling point of 381.9ºC at 760 mmHg and a density of 1.132 g/cm3. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
621-95-4
Jingsj CID
J-42778-8
Molecular Formula
C14H16N2
Chinese Name
4,4'-二氨基联苄
Molecular Weight
212.29000 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point133-137 °C(lit.)
Boiling Point381.9ºC at 760 mmHg
Density1.132 g/cm3

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4,4'-Ethylenedianiline?

The CAS number of 4,4'-Ethylenedianiline is 621-95-4.

What are the molecular formula and molecular weight of 4,4'-Ethylenedianiline?

4,4'-Ethylenedianiline has molecular formula C14H16N2 and molecular weight 212.29000 g/mol.

Is 4,4'-Ethylenedianiline hazardous?

4,4'-Ethylenedianiline has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4,4'-Ethylenedianiline (CAS 621-95-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42778-8 (accessed 2026-10-23).

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