Molekula
Phenacetin
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Phenacetin is a synthetic organic compound historically used as an analgesic and antipyretic. It is now largely restricted due to safety concerns. Available with CAS number 62-44-2, molecular formula C10H13NO2, and molecular weight 179.22 g/mol. Stored at ambient temperature. Hazardous: signal word Danger. Molekula supplies Phenacetin 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
In stock — same-day dispatch
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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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500 g — £74.80 per pack ex VAT · £89.76 inc. VAT
Need a different quantity or pack?
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.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Melting Point | 134ºC to 137ºC |
| Assay | ≥99% |
| Sulphated Ash | ≤0.1% |
| P-Phenetidine | ≤ 0.3g Brownish Red |
| 4-Chloroacetanilide | Comply with Standard |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Monoclinic prisms |
| Odour | Odorless |
| Melting Point | 137.5 °C |
| Boiling Point | 242-245 °C |
| Water Solubility | 766 mg/L at 25 °C |
| Vapour Pressure | 6.29 × 10⁻⁷ mmHg at 25 °C |
| Refractive Index | 1.571 |
| log P (octanol/water) | 1.58 |
Source: PubChem CID 4754 (HSDB, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 24449991 |
| CAS Number | 62-44-2 |
| IUPAC Name | N-(4-ethoxyphenyl)acetamide |
| EC Number | 200-533-0 |
| Molecular Formula | CH3CONHC6H4OC2H5 |
| Molecular Weight | 179.22 |
| Exact Mass | 179.0946 |
| SMILES | CCOC1=CC=C(C=C1)NC(=O)C |
| InChIKey | CPJSUEIXXCENMM-UHFFFAOYSA-N |
| InChI | InChI=1S/C10H13NO2/c1-3-13-10-6-4-9(5-7-10)11-8(2)12/h4-7H,3H2,1-2H3,(H,11,12) |
| PubChem CID | 4754 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29242977 |
| Tariff Code | 2924297099 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H302 Harmful if swallowed
- H317 May cause an allergic skin reaction
- H341 Suspected of causing genetic defects
- H350 May cause cancer
Precautionary statements
- P202 Do not handle until all safety precautions have been read and understood
- P270 Do not eat, drink or smoke when using this product
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P308+313 IF exposed or concerned: Get medical advice/attention
- P330 Rinse mouth
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- Acetophenetidin
- Acetophenetidine
- Acetophenetin
- Acetphenetidin
- Fenidina
- N-(4-Ethoxyphenyl)acetamide
- p-Acetophenetidide
- Phenacetine
- Phenacetinum
- Phenazetin
Frequently asked questions
What is Phenacetin used for?
Phenacetin is primarily used as a pharmaceutical intermediate in the synthesis of analgesic and antipyretic drugs.
What is the chemical formula and molecular weight of Phenacetin?
The formula is C10H13NO2 and the molecular weight is 179.22 g/mol.
How should Phenacetin be stored?
Phenacetin should be stored at ambient temperature, away from moisture and direct light.
What grade of Phenacetin does Molekula supply?
Molekula supplies Phenacetin in research-grade purity.
Can Molekula supply Phenacetin in bulk quantities?
Yes, Molekula can supply Phenacetin in bulk quantities—please contact our sales team for details.
What documentation comes with a Phenacetin order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.