Can Ethylenediamine replace DETA or another polyamine by equal weight?

No. EDA has two primary amine groups and a different molecular weight from DETA and higher polyamines. A substitution changes functional-group equivalents and can alter reaction balance, crosslinking or chelation. Any replacement should be recalculated against the intended formulation or reaction specification.

Why should EDA concentration and water be specified rather than assumed from the product name?

EDA may be supplied as neat material or in an aqueous concentration. Water changes the active-amine charge and can affect reaction balance, viscosity and downstream separation. Confirm the offered concentration, water result and test method before calculating the batch charge or comparing an alternative grade.

What should be confirmed if EDA arrives at a low product temperature?

Ethylenediamine can crystallise near cool ambient conditions. Confirm the actual product temperature, agreed warming limits and closed-transfer procedure before unloading or use. Uniform, controlled conditioning is needed so that the charged material remains representative of the agreed batch specification.

Ethylenediamine (EDA) CAS 107-15-3

Ethylenediamine (EDA, CAS 107-15-3, EC 203-468-6) is an aliphatic diamine intermediate used in chelating-agent synthesis, resins, agrochemicals, surfactants and epoxy-curing systems. The supplied concentration and water content should be confirmed because anhydrous grades and aqueous solutions are different commercial forms. COA, TDS and SDS may be provided for the confirmed grade. For higher ethyleneamine functionality, Diethylenetriamine (DETA) is a related triamine to compare by amine value, water, color and application route.

CAS: 107-15-3
Synonyms: EDA, Ethane-1,2-diamine, 1,2-Diaminoethane, Ethanediamine
Einecs: 203-468-6
Molecular Formula: C₂H₈N₂
Grade: Confirm concentration, water, color and relevant amine impurities
Package: Confirm packaging and transport requirements for the selected concentration and destination

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Product Description

1 Product Overview

2 Product Information / Specifications

3 Physical & Chemical Properties

Product Overview

Ethylenediamine is provided as a basic diamine intermediate for industrial manufacturing routes that require strong amine reactivity and coordination capability. It is commonly selected for chelating agent synthesis and for process systems involving stepwise condensation or amine-based downstream transformation.

This product is more appropriately positioned as an industrial chemical intermediate rather than a finished end-use formulation ingredient. It is commonly applied in specialty chemical production, agrochemical processing, resin-related systems, and selected surfactant or auxiliary chemical manufacturing routes.

Product Information / Specifications

Product Name	Ethylenediamine
Common Name	EDA
Synonyms	Ethane-1,2-diamine; 1,2-Diaminoethane; Ethanediamine
CAS Number	107-15-3
EINECS Number	203-468-6
Molecular Formula	C₂H₈N₂
Molecular Weight	60.10 g/mol
Typical Grade	Confirm concentration, water, color and relevant amine impurities
Product Identity	Industrial chemical / diamine intermediate

Physical & Chemical Properties

Appearance	Clear, colorless liquid; confirm supplied concentration, color and physical condition for the offered grade
Odor	Ammonia-like odor
Density	0.898–0.90 g/cm³
Melting Point	8.5°C
Boiling Point	116–117.2°C
Flash Point	33.9°C (closed cup)
Solubility	Miscible with water and ethanol; slightly soluble in ether
pH	12.2 (100 g/L, H₂O, 20°C)
Refractive Index	1.4565–1.4575
Viscosity	1.54 mPa·s (25°C)
Vapor Pressure	10 mm Hg (20°C)
Explosive Limits	2–17% (V) in air

Applications

Chelating agent synthesis and related intermediate manufacturing
Agrochemical intermediate processing
Specialty chemical synthesis requiring reactive diamine functionality
Resin, coating, and auxiliary chemical manufacturing routes
Selected surfactant and process chemical applications where amine reactivity is required

For adjacent ethyleneamine intermediates, see Diethylenetriamine and Tetraethylene Pentamine.

Packaging

Confirm packaging and transport requirements for the selected concentration and destination

Packaging information may vary by grade, destination, and transport arrangement.

Storage Conditions

Store in a cool, dark, and sealed place.
Keep away from fire, heat sources, oxidants, and acids.
Avoid direct contact with air and moisture during storage.
Use appropriate containers and handling systems for flammable and corrosive alkaline liquids.

Safety Precautions

Handle with chemical protective gloves, goggles, and suitable respiratory protection where required.
Wear anti-static work clothing during transfer and processing.
Avoid contact with skin, eyes, acids, oxidizing agents, and ignition sources.
Use good ventilation and sealed handling where possible.
Refer to the latest SDS before storage, transport, and industrial use.

FAQ - Technical & Supply Chain

Q:
Can Ethylenediamine replace DETA or another polyamine by equal weight?

A: No. EDA has two primary amine groups and a different molecular weight from DETA and higher polyamines. A substitution changes functional-group equivalents and can alter reaction balance, crosslinking or chelation. Any replacement should be recalculated against the intended formulation or reaction specification.
Q:
Why should EDA concentration and water be specified rather than assumed from the product name?

A: EDA may be supplied as neat material or in an aqueous concentration. Water changes the active-amine charge and can affect reaction balance, viscosity and downstream separation. Confirm the offered concentration, water result and test method before calculating the batch charge or comparing an alternative grade.
Q:
What should be confirmed if EDA arrives at a low product temperature?

A: Ethylenediamine can crystallise near cool ambient conditions. Confirm the actual product temperature, agreed warming limits and closed-transfer procedure before unloading or use. Uniform, controlled conditioning is needed so that the charged material remains representative of the agreed batch specification.

Ordering & Documentation

Key information for document requests, quotations, and supply planning.

Documents

COA, TDS, SDS/MSDS and packing details are available on request.

Quotation

Send the CAS number, grade, quantity, packing preference and destination.

Sample & Supply

Support is available for samples, trial orders, bulk and repeat supply.

Storage & Shipping

Product-specific conditions are confirmed before order.

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