Molekula
3-Ethynylaniline (3-Aminophenyl acetylene)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
3-Ethynylaniline (3-Aminophenyl acetylene) is an organic compound featuring an ethynyl group attached to an aniline structure, widely used as a key intermediate in pharmaceutical synthesis, agrochemicals, and advanced materials like conductive polymers. It serves as a versatile building block for Sonogashira couplings, click chemistry, and heterocycle formation. This chemical has a CAS number of 54060-30-9, a molecular formula of C8H7N, and a molecular weight of 117.15 g/mol. Store it between 2–8°C under inert conditions, as it carries a Warning signal word for skin/eye irritation and potential flammability. Molekula supplies 3-Ethynylaniline from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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5 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
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Specifications
| Property | Value |
|---|---|
| Appearance | Light yellow to brown liquid |
| Assay | ≥99% |
| Moisture | ≤0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 59 °C |
| Transport Class | 3 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 19109849 |
| CAS Number | 54060-30-9 |
| IUPAC Name | 3-ethynylaniline |
| EC Number | 258-944-6 |
| Molecular Formula | C8H7N |
| Molecular Weight | 117.15 |
| Exact Mass | 117.0578 |
| SMILES | C#CC1=CC(=CC=C1)N |
| InChIKey | NNKQLUVBPJEUOR-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H7N/c1-2-7-4-3-5-8(9)6-7/h1,3-6H,9H2 |
| PubChem CID | 104682 |
| UN Number | UN1993 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| Tariff Code | 2921490090 |
Safety & GHS
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Flammable
GHS02
-
Health Hazard
GHS07
Hazard statements
- H226 Flammable liquid and vapour
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P220 Keep/Store away from clothing/combustible materials
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 3-Aminophenylacetylene
- 3-Ethynlaniline
- 3-ethynyl-benzenamin
- 3-Ethynylaniline
- 3-ethynylbenzenamine
- 3-ethynylphenylamine
- Benzenamine, 3-ethynyl-
- m-Aminophenylacetylene
- NNKQLUVBPJEUOR-UHFFFAOYSA-N
Frequently asked questions
What is 3-Ethynylaniline (3-Aminophenyl acetylene) commonly used for?
It is primarily used as a building block in organic synthesis, particularly for the preparation of pharmaceuticals, agrochemicals, and advanced materials like conjugated polymers.
What is the chemical formula and molecular weight of 3-Ethynylaniline?
The chemical formula is C₈H₇N, and the molecular weight is 117.15 g/mol.
How should 3-Ethynylaniline be stored?
Store at 2–8°C in a cool, dry place, protected from light and moisture. Follow proper chemical storage protocols for hazardous materials.
What purity grades of 3-Ethynylaniline does Molekula supply?
We supply high-purity (95%+) 3-Ethynylaniline; please contact us for specific grade details or custom synthesis options.
Can Molekula supply 3-Ethynylaniline in bulk quantities?
Yes, we offer bulk quantities of 3-Ethynylaniline—please inquire for pricing, lead times, and minimum order quantities.
What documentation is provided with an order of 3-Ethynylaniline?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a packing list. Additional documentation (e.g., batch-specific reports) is available upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.