Acetarsone
Acetarsone (CAS: 97-44-9), with the empirical formula C8H10AsNO5 and a molecular weight of 275.09 g/mol, is an organoarsenic compound. It is primarily utilised as a chemical intermediate and a building block in organic synthesis. Its properties make it suitable for specific chemical research applications where arsenic-containing molecules are required.
- IUPAC
- N-Acetyl-4-hydroxy-m-arsanilic acid
- Synonyms
- N-Acetyl-4-hydroxy-m-arsanilic acid

Chemical Synthesis Intermediate
Acetarsone serves as a valuable intermediate in the synthesis of more complex organic molecules. Its structure allows for further chemical modifications, making it a useful component in multi-step synthetic pathways.
Research and Development
This compound is employed in laboratory settings for research purposes, particularly in studies involving organoarsenic chemistry. Its specific structure enables exploration of novel chemical reactions and material properties.
Organic Building Block
As an organic building block, Acetarsone can be incorporated into larger molecular frameworks. It provides a source of arsenic within an organic structure for targeted chemical applications.
| Molecular weight | 275.09 |
|---|---|
| Empirical formula | C8H10AsNO5 |
| Assay | ≥99% |


Hazard statements
- H301Toxic if swallowed
- H331Toxic if inhaled
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
- P501Dispose of contents and container per local regulations
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3465 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 23/25-50/53 |
| Safety statements (S) | 20/21-28-45-60-61 |
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 Acetarsone used for?
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Acetarsone is primarily used as a chemical intermediate and a building block in organic synthesis and research applications involving organoarsenic chemistry.
What are the CAS number and formula for Acetarsone?
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The CAS number for Acetarsone is 97-44-9, and its empirical formula is C8H10AsNO5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Acetarsone with an assay of ≥99%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Acetarsone be handled safely?
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Acetarsone is classified as toxic if swallowed or inhaled and is very toxic to aquatic life with long-lasting effects. Handle with appropriate personal protective equipment, including a dust mask (type N95 or P2 respirator cartridges), eyeshields, face shields, and gloves. Ensure adequate ventilation and avoid release to the environment.
Is Acetarsone packed and exported by Tech Serve Solutions?
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Yes, Tech Serve Solutions, a global supplier and exporter, securely packs and exports Acetarsone according to international shipping regulations.
How can I request a sample or quote for Acetarsone?
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To request a sample or quote for Acetarsone, please contact our sales department via our website or direct inquiry channels, providing your contact details and required quantity.
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