Phenethylamine
Phenethylamine (CAS 64-04-0), with the molecular formula C6H5CH2CH2NH2 and a molecular weight of 121.18 g/mol, is a naturally occurring monoamine compound. It functions as a neuromodulator in the central nervous system. Phenethylamine is also utilized as a chemical intermediate in organic synthesis and serves as a building block in the development of various complex molecules, including pharmaceuticals.
- IUPAC
- β-Phenylethylamine,2-Phenethylamine,2-Phenylethylamine
- Synonyms
- β-Phenylethylamine2-Phenethylamine2-Phenylethylamine

Chemical Synthesis Intermediate
Phenethylamine serves as a valuable building block in organic chemistry. Its amine group allows for a variety of reactions, making it useful in the synthesis of more complex nitrogen-containing compounds and pharmaceutical intermediates.
Research in Neurochemistry
Due to its role as a trace amine in the brain, phenethylamine is used in research to study neurotransmitter systems and their effects on biological processes. It has been employed in studies investigating psychoactive substances.
Organic Building Block
This compound is a fundamental organic building block for constructing molecules with specific biological activities. Its structure is foundational for creating a range of derivatives used in chemical and biological research.
| Molecular weight | 121.18 |
|---|---|
| Linear formula | C6H5CH2CH2NH2 |
| Assay | ≥99% |
| Boiling point | 197-200 °C(lit.) |
| Density | 0.962 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.533(lit.) |
| Solubility | alcohol: freely soluble(lit.)diethyl ether: freely soluble(lit.)water: soluble(lit.) |
| Vapour density | 4.18 (vs air) |
| Application | Phenethylamine was used to study the mass spectra of [2-(4-iodo-2,5-dimethoxyphenyl)-N-[(2,3-methylenedioxyphenyl)methyl]ethanamine], a psychoactive substance1. |


Hazard statements
- H301Toxic if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 81 °C / 177.8 °F |
| Transport (UN / ADR) | UN 2922 8/PG 2 |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34 |
| 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.
| Gene Information | human ... AOC3(8639)mouse ... Aoc3(11754)rat ... Htr2a(29595) |
|---|
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 Phenethylamine (CAS 64-04-0) used for?
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Phenethylamine is used as an intermediate in chemical synthesis, a building block for complex organic molecules, and in research related to neurochemistry and biological systems. It has also been cited in studies of psychoactive substances.
What are the CAS number and molecular formula for Phenethylamine?
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The CAS number for Phenethylamine is 64-04-0, and its molecular formula is C6H5CH2CH2NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenethylamine with an assay of ≥99%. This product is intended for research and laboratory use; TSS does not represent it as USP, BP, EP, or pharmaceutical grade.
How should Phenethylamine be handled and stored?
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Phenethylamine is a corrosive and toxic substance. Handle with appropriate personal protective equipment including gloves, goggles, a faceshield, and a suitable respirator. Store in a cool, dry, well-ventilated area, away from incompatible materials. Refer to the Safety Data Sheet for detailed handling information.
Is Phenethylamine a controlled substance?
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Based on the provided safety data, Phenethylamine is classified as toxic and corrosive (Danger, H301-H314). Customers are advised to consult their local regulations regarding its status, as it may be a precursor or analogue to controlled substances in some jurisdictions.
How is Phenethylamine packed and shipped by TSS?
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Phenethylamine is shipped as UN 2922, Corrosive liquid, toxic, n.o.s., with packing group II. TSS exports fine chemicals globally, adhering to all relevant shipping and export regulations.
How can I request a quote or sample of Phenethylamine?
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To request a quote or sample of Phenethylamine, please contact our sales team through the TSS website or by phone. Please specify the quantity required and your shipping destination.
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