N,N′-Bis(2-hydroxyethyl)ethylenediamine
N,N′-Bis(2-hydroxyethyl)ethylenediamine (CAS: 4439-20-7) is an organic compound with the linear formula HOCH₂CH₂NHCH₂CH₂NHCH₂CH₂OH and a molecular weight of 148.20 g/mol. This amino alcohol serves as a versatile building block in chemical synthesis. It finds application in the preparation of polymers, surfactants, and other complex organic molecules, making it a valuable reagent for research and industrial processes.
- IUPAC
- 2,2′-(Ethylenediimino)diethanol
- Synonyms
- 2,2′-(Ethylenediimino)diethanol

Intermediate in Organic Synthesis
Utilised as a foundational molecule for constructing more complex organic structures. Its diamine and diol functionalities allow for diverse derivatisation reactions, crucial in the development of new chemical entities.
Polymer Chemistry
Can be incorporated into polymer chains, acting as a cross-linking agent or a monomer to modify polymer properties. This is relevant in the synthesis of specialised polymers for various industrial applications.
Surfactant and Detergent Formulation
The amphiphilic nature, due to hydrophilic hydroxyl and amine groups and a hydrophobic backbone, makes it a potential component in the synthesis of surfactants and detergents.
| Molecular weight | 148.20 |
|---|---|
| Linear formula | HOCH2CH2NHCH2CH2NHCH2CH2OH |
| Assay | 97% |
| Melting point | 98-100 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3259PSN1 8 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-37 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is N,N′-Bis(2-hydroxyethyl)ethylenediamine used for?
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N,N′-Bis(2-hydroxyethyl)ethylenediamine is primarily used as a versatile building block in organic synthesis, including the preparation of polymers and surfactants.
What are the CAS number and linear formula for N,N′-Bis(2-hydroxyethyl)ethylenediamine?
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The CAS number is 4439-20-7, and the linear formula is HOCH₂CH₂NHCH₂CH₂NHCH₂CH₂OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N,N′-Bis(2-hydroxyethyl)ethylenediamine with an assay of 97%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should N,N′-Bis(2-hydroxyethyl)ethylenediamine be handled safely?
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This compound can cause severe skin burns and eye damage (H314). Handle with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection. Ensure good ventilation. Refer to the Safety Data Sheet for detailed handling instructions.
Is N,N′-Bis(2-hydroxyethyl)ethylenediamine controlled or scheduled?
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The provided data does not indicate that N,N′-Bis(2-hydroxyethyl)ethylenediamine is a controlled or scheduled substance.
How is N,N′-Bis(2-hydroxyethyl)ethylenediamine packed and shipped?
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N,N′-Bis(2-hydroxyethyl)ethylenediamine is typically packed in accordance with international transport regulations (UN 3259 PSN1 8 / PGIII) for export. Specific packaging details can be provided upon request.
How can I request a sample or quote for N,N′-Bis(2-hydroxyethyl)ethylenediamine?
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To request a sample or quote, please contact our sales team through the website or by phone, specifying the required quantity and delivery details.
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