Tetraethylenepentamine pentahydrochloride
Tetraethylenepentamine pentahydrochloride (CAS 4961-41-5), with the linear formula HN(CH2CH2NHCH2CH2NH2)2·5HCl, is a significant amine salt and organic building block. This compound serves as a key intermediate in various chemical synthesis pathways. Its molecular weight is 371.61 g/mol. Available from Tech Serve Solutions, it is primarily utilised in laboratory research and industrial applications requiring specific nitrogen-containing compounds.
- IUPAC
- TEPA

Chemical Synthesis Intermediate
Tetraethylenepentamine pentahydrochloride functions as a versatile building block in organic synthesis. It is employed to introduce complex amine functionalities into target molecules.
Research and Development
This compound is utilised in R&D settings for exploring new chemical reactions and developing novel materials. Its specific structure makes it valuable for academic and industrial research projects.
Laboratory Reagent
As a laboratory reagent, it is used in analytical procedures and experimental setups where precise chemical interactions are required. Its salt form offers certain handling advantages over the free amine.
| Molecular weight | 371.61 |
|---|---|
| Linear formula | HN(CH2CH2NHCH2CH2NH2)2·5HCl |
| Assay | ≥85% (TLC) |
| Melting point | 280 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Tetraethylenepentamine pentahydrochloride used for?
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Tetraethylenepentamine pentahydrochloride is primarily used as a building block in chemical synthesis, for research and development purposes, and as a laboratory reagent.
What is the CAS number and formula for Tetraethylenepentamine pentahydrochloride?
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The CAS number is 4961-41-5 and the linear formula is HN(CH2CH2NHCH2CH2NH2)2·5HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetraethylenepentamine pentahydrochloride with an assay of ≥85% (TLC). TSS does not represent this product as USP, BP, or EP grade.
How should Tetraethylenepentamine pentahydrochloride be handled?
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Tetraethylenepentamine pentahydrochloride is a Warning chemical that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, and ensure adequate ventilation.
Is Tetraethylenepentamine pentahydrochloride available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Tetraethylenepentamine pentahydrochloride.
How can I request a quote or sample?
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To request a quote or sample of Tetraethylenepentamine pentahydrochloride, please contact our sales department through the TSS website or via the provided contact details.
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