1-(4-Methylphenyl)ethylamine
1-(4-Methylphenyl)ethylamine (CAS: 586-70-9), with the molecular formula H3CC6H4CH(CH3)NH2 and a molecular weight of 135.21 g/mol, is a key organic building block. This amine derivative is primarily employed in chemical synthesis and as an intermediate in the production of more complex molecules. Its properties make it valuable for researchers and industrial chemists in developing new compounds and materials.

Organic Synthesis
Serves as a versatile building block in the synthesis of diverse organic molecules. Its amine functionality allows for various coupling and derivatization reactions.
Pharmaceutical Intermediates
Used in the multi-step synthesis of active pharmaceutical ingredients (APIs). It can be a precursor for chiral compounds or other key structural motifs.
Research and Development
Essential reagent for R&D laboratories exploring novel chemical pathways and material science applications. Its well-defined structure supports predictable reaction outcomes.
| Molecular weight | 135.21 |
|---|---|
| Linear formula | H3CC6H4CH(CH3)NH2 |
| Assay | 96% |
| Boiling point | 211-212 °C(lit.) |
| Density | 0.926 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.5210(lit.) |


Hazard statements
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 81 °C / 177.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 37/38-41 |
| Safety statements (S) | 26-39 |
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 1-(4-Methylphenyl)ethylamine used for?
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1-(4-Methylphenyl)ethylamine is primarily used as a building block in organic synthesis and as an intermediate in the development of pharmaceuticals and other complex molecules.
What are the CAS number and chemical formula for 1-(4-Methylphenyl)ethylamine?
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The CAS number is 586-70-9 and the chemical formula is H3CC6H4CH(CH3)NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-(4-Methylphenyl)ethylamine with an assay of 96%. This is typically considered a technical or research grade, and TSS does not represent it as USP, BP, or EP grade.
What are the primary safety hazards associated with 1-(4-Methylphenyl)ethylamine?
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This compound is classified as Danger, with hazards including skin irritation (H315), serious eye damage (H318), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, must be used.
How is 1-(4-Methylphenyl)ethylamine typically packed and exported?
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Tech Serve Solutions exports this chemical under appropriate hazard classifications, such as NA 1993 PGIII, ensuring compliance with international shipping regulations. Packaging is designed to maintain product integrity and safety during transit.
How can I request a quote or sample?
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To request a quote or sample of 1-(4-Methylphenyl)ethylamine, please contact our sales team through the TSS website or by phone, providing your specific requirements.
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