Ethylamine hydrochloride
Ethylamine hydrochloride (CAS: 557-66-4), with the molecular formula C2H5NH2 · HCl and a molecular weight of 81.54 g/mol, is a vital organic compound. It serves as a key intermediate in chemical synthesis and is broadly classified under organic bases and synthetic reagents. This chemical finds utility in various research and industrial applications requiring a reliable source of ethylamine in a stable, salt form.

Chemical Synthesis Intermediate
Ethylamine hydrochloride acts as a fundamental building block in the synthesis of more complex organic molecules. Its amine functionality allows for various derivatizations and reactions crucial in pharmaceutical and agrochemical development.
Laboratory Reagent
In research laboratories, it is employed as a reagent for specific organic transformations. Its solid form provides ease of handling and accurate measurement compared to the free amine.
Organic Base Source
As the hydrochloride salt of a primary amine, it can be used as a convenient source of ethylamine, which is a moderately strong organic base, in controlled reaction conditions.
| Molecular weight | 81.54 |
|---|---|
| Linear formula | C2H5NH2 · HCl |
| Assay | 98% |
| Melting point | 107-108 °C(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) | 1 |
| 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 Ethylamine hydrochloride used for?
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Ethylamine hydrochloride (CAS: 557-66-4) is primarily used as an intermediate in chemical synthesis and as a reagent in organic chemistry laboratories. It serves as a source for the ethylamine moiety in the creation of various organic compounds.
What is the CAS number and chemical formula for Ethylamine hydrochloride?
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The CAS number for Ethylamine hydrochloride is 557-66-4, and its chemical formula is C2H5NH2 · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethylamine hydrochloride with an assay of 98%. This product is typically considered for research and laboratory applications, and TSS does not represent it as meeting pharmacopoeial standards (USP, BP, EP) unless explicitly stated.
How should Ethylamine hydrochloride be handled safely?
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Ethylamine hydrochloride is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves, should be worn. Handle in a well-ventilated area and avoid breathing dust.
Is Ethylamine hydrochloride a controlled substance?
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The provided data does not indicate that Ethylamine hydrochloride is a controlled substance. For specific regulatory information, please consult relevant authorities.
How is Ethylamine hydrochloride packed and exported?
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Tech Serve Solutions packs and exports chemicals according to international safety and regulatory standards. Specific packaging details depend on the quantity and destination, ensuring safe transit for laboratory and industrial clients worldwide.
How can I request a quote or sample for Ethylamine hydrochloride?
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To request a quote or a sample of Ethylamine hydrochloride, please contact our sales department through the website or by phone. Provide the product name, CAS number, and desired quantity.
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