4,4'-Methylenebis(2-ethyl-6-methylaniline)

4,4'-亚甲基双(2-甲基-6-乙基苯胺)

Also known as: MMEA, 4,4'-Methylenebis(6-ethyl-o-toluidine), Bis(4-amino-3-ethyl-5-methylphenyl)methane, 4,4'-Diamino-3,3'-diethyl-5,5'-dimethyldiphenylmethane, CUREHARD-MED, JADEWIN MMEA, 4,4'-Methylene-bis(2-methyl-6-ethylaniline), Methylenebis(2-ethyl-6-methylaniline), Benzenamine, 4,4'-methylenebis[2-ethyl-6-methyl-

4,4'-Methylenebis(2-ethyl-6-methylaniline) (CAS 19900-72-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C19H26N2 and a molecular weight of 282.423 g/mol. It is also known as MMEA, 4,4'-Methylenebis(6-ethyl-o-toluidine) and Bis(4-amino-3-ethyl-5-methylphenyl)methane. Key properties include a melting point of 85 °C, a boiling point of 443.1±40.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 266.0±26.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19900-72-2
Jingsj CID
J-2938-2
Molecular Formula
C19H26N2
Chinese Name
4,4'-亚甲基双(2-甲基-6-乙基苯胺)
Molecular Weight
282.423 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point85 °C
Boiling Point443.1±40.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point266.0±26.8 °C

Frequently Asked Questions

What is the CAS number of 4,4'-Methylenebis(2-ethyl-6-methylaniline)?

The CAS number of 4,4'-Methylenebis(2-ethyl-6-methylaniline) is 19900-72-2.

What are the molecular formula and molecular weight of 4,4'-Methylenebis(2-ethyl-6-methylaniline)?

4,4'-Methylenebis(2-ethyl-6-methylaniline) has molecular formula C19H26N2 and molecular weight 282.423 g/mol.

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

Last updated:

How to cite: Jingsj. "4,4'-Methylenebis(2-ethyl-6-methylaniline) (CAS 19900-72-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2938-2 (accessed 2026-10-23).

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