Molekula
4'-Aminoacetophenone
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
4'-Aminoacetophenone is an aromatic ketone with a primary amino group, widely used as an intermediate in pharmaceuticals, dyes, and agrochemicals, particularly for synthesizing sulfa drugs and heterocyclic compounds. It appears as a pale yellow to white crystalline solid with a mild odor. This chemical has a CAS number of 99-92-3, a molecular formula of H2NC6H4COCH3, and a molecular weight of 135.16 g/mol. It is stable under ambient storage conditions but requires careful handling due to its warning-level hazards. Molekula supplies 4'-Aminoacetophenone 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | Yellow needle crystal |
| Melting Point | 103-106°C |
| Ash | ≤0.5% |
| Loss on Drying | ≤1.0% |
| Assay (GC) | ≥99% |
| Heavy Metals (Pb) | ≤0.002% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Yellow needles |
| Odour | Pleasant, characteristic odor |
| Melting Point | 106 °C |
| Boiling Point | 294 °C; 195 °C at 15 mmHg |
| Water Solubility | 3.35 g/L at 37 °C |
| Solubility (other solvents) | Soluble in hydrochloric acid |
| Vapour Pressure | 0.00989 mmHg |
| pKa | pKa = 2.76 |
| log P (octanol/water) | 0.83 |
Source: PubChem CID 7468 (HSDB, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 18300736 |
| CAS Number | 99-92-3 |
| IUPAC Name | 1-(4-aminophenyl)ethanone |
| EC Number | 202-801-2 |
| Molecular Formula | H2NC6H4COCH3 |
| Molecular Weight | 135.16 |
| Exact Mass | 135.0684 |
| SMILES | CC(=O)C1=CC=C(C=C1)N |
| InChIKey | GPRYKVSEZCQIHD-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H9NO/c1-6(10)7-2-4-8(9)5-3-7/h2-5H,9H2,1H3 |
| PubChem CID | 7468 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29223945 |
| Tariff Code | 2922390090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H302 + H312 + H332 Harmful if swallowed, in contact with skin or if inhaled
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
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
- 1-(4-Aminophenyl)ethanone
- 4-ACETYLANILINE
- Acetophenone, 4-amino-
- Acetophenone, p-amino-
- Ethanone, 1-(4-aminophenyl)-
- p-Acetylaniline
- p-Aminoacetophenone
- p-Aminoacetylbenzene
- para-aminoacetophenone
- USAF EK-631
Frequently asked questions
What is 4'-Aminoacetophenone commonly used for?
It is primarily used as an intermediate in the synthesis of pharmaceuticals, dyes, and agrochemicals, including as the starting material for the bronchodilator clenbuterol via 4-amino-3,5-dichloroacetophenone.
What is the chemical formula and molecular weight of 4'-Aminoacetophenone?
The formula is H₂NC₆H₄COCH₃, and the molecular weight is 135.16 g/mol.
What safety classification and storage conditions apply to this product?
The product has a signal word of 'Warning' and should be stored at ambient conditions in a cool, dry place away from incompatible substances.
What grades or purities of 4'-Aminoacetophenone does Molekula supply?
Molekula supplies reagent-grade and high-purity (98%+) 4'-Aminoacetophenone, suitable for research and industrial applications.
Can Molekula provide bulk quantities of 4'-Aminoacetophenone?
Yes, Molekula can supply bulk quantities (5 kg to 1+ metric tons) upon request, with lead times depending on demand and production scheduling.
What documentation is provided with an order of 4'-Aminoacetophenone?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a Certificate of Origin for traceability and compliance.
Ready to order or need a custom pack?
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