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4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate

4-(N-乙基-N-羟乙基)-2-甲基苯二胺硫酸盐

Also known as: CD-4, Color developer CD-4, 2-[(4-amino-3-methylphenyl)ethylamino]ethanol sulfate, N4-Ethyl-N4-(2-hydroxyethyl)-2-methyl-1,4-phenylenediamine sulfate, Ethanol, 2-[(4-amino-3-methylphenyl)ethylamino]-, sulfate (1:1) (salt), 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate, 92CDB, Kodak CD-4, MFCD00150348, EINECS 247-162-0

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate (CAS 25646-77-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H20N2O5S and a molecular weight of 292.352 g/mol. It is also known as CD-4, Color developer CD-4 and 2-[(4-amino-3-methylphenyl)ethylamino]ethanol sulfate. Key properties include a melting point of 155 °C, a boiling point of 364.3ºC at 760mmHg and a density of 1.1g/cm3. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25646-77-9
Jingsj CID
J-1175450-3
Molecular Formula
C11H20N2O5S
Chinese Name
4-(N-乙基-N-羟乙基)-2-甲基苯二胺硫酸盐
Molecular Weight
292.352 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point155 °C
Boiling Point364.3ºC at 760mmHg
Density1.1g/cm3

GHS Safety & Compliance

Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate?

The CAS number of 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate is 25646-77-9.

What are the molecular formula and molecular weight of 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate?

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate has molecular formula C11H20N2O5S and molecular weight 292.352 g/mol.

Is 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate hazardous?

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate (CAS 25646-77-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1175450-3 (accessed 2026-10-22).

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