Acetanilide
Acetanilide (CAS: 103-84-4), with the linear formula CH3CONHC6H5 and a molecular weight of 135.16 g/mol, is an organic compound used as a building block in chemical synthesis and as a protected amine. It functions as an electroosmotic flow marker in affinity capillary electrophoresis studies, particularly for drug-protein binding. TSS supplies Acetanilide with an assay of ≥99.9%, suitable for research and laboratory applications.
- IUPAC
- N-Phenylacetamide
- Synonyms
- N-PhenylacetamideAntifebrinPhenylacetamideAcetylphenylamine4-Acetamidobiphenyl

Electroosmotic Flow Marker
Acetanilide serves as an electroosmotic flow (EOF) marker in affinity capillary electrophoresis. This application is crucial for studying drug-protein binding interactions. Its consistent behaviour allows researchers to accurately assess binding affinities.
Chemical Synthesis Intermediate
As a versatile organic building block, Acetanilide is employed in various chemical synthesis pathways. Its structure makes it valuable for creating more complex organic molecules and intermediates.
Protected Amine
The compound functions as a protected amine derivative. This characteristic is useful in multi-step organic syntheses where the amine group needs to be temporarily masked to prevent unwanted reactions.
| Molecular weight | 135.16 |
|---|---|
| Linear formula | CH3CONHC6H5 |
| Assay | ≥99.9% |
| Boiling point | 304 °C(lit.) |
| Vapour pressure | 1 mmHg (114 °C) |
| Vapour density | 4.65 (vs air) |
| Autoignition temp | 1004 °F |
| Melting point | 113-115 °C(lit.) |
| Application | Acetanilide is used as a EOF (electroosmotic flow) marker in the studies of affinity capillary electrophoresis for drug–protein binding1. |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 161 °C / 321.8 °F |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 22-26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Purified By | sublimation |
|---|
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 Acetanilide primarily used for?
+
Acetanilide is used as an electroosmotic flow (EOF) marker in affinity capillary electrophoresis for drug-protein binding studies, and as a building block in chemical synthesis.
What are the CAS number and chemical formula for Acetanilide?
+
The CAS number for Acetanilide is 103-84-4, and its linear formula is CH3CONHC6H5.
What grade and purity does Tech Serve Solutions supply for Acetanilide?
+
Tech Serve Solutions supplies Acetanilide with an assay of ≥99.9%. This product is intended for laboratory and research use; TSS does not represent it as USP, BP, or EP grade.
How should Acetanilide be handled safely?
+
Acetanilide is harmful if swallowed and causes skin and eye irritation, and may cause respiratory irritation. Handle with appropriate personal protective equipment including a dust mask (N95), eyeshields, and gloves. Ensure good ventilation.
Is Acetanilide a controlled substance?
+
No, Acetanilide is not listed as a controlled substance in the provided safety data.
How is Acetanilide shipped and exported?
+
Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Acetanilide is carefully packaged and exported in compliance with international shipping regulations.
How can I request a sample or quote for Acetanilide?
+
To request a sample or a quote for Acetanilide, please contact our sales team through the website or by phone.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis