4-Nitrothioanisole
4-Nitrothioanisole (CAS: 701-57-5), with the molecular formula O2NC6H4SCH3 and a molecular weight of 169.20 g/mol, is a useful organic sulfur compound. It serves as a key building block and intermediate in chemical synthesis. This nitroaromatic sulfide is primarily employed in research and development settings for the creation of more complex organic molecules.
- IUPAC
- Methyl-4-nitrophenyl sulfide
- Synonyms
- Methyl-4-nitrophenyl sulfide

Organic Synthesis Intermediate
4-Nitrothioanisole is utilised as an intermediate in the synthesis of various organic compounds. Its nitro and thioether functionalities offer reactive sites for further chemical transformations.
Research and Development
This compound is valuable in R&D laboratories for exploring new synthetic routes and developing novel chemical entities. Its structure lends itself to diverse applications within organic chemistry.
Building Block for Specialty Chemicals
As a building block, 4-Nitrothioanisole can be incorporated into the synthesis of specialty chemicals. Its specific arrangement of functional groups makes it suitable for targeted molecular design.
| Molecular weight | 169.20 |
|---|---|
| Linear formula | O2NC6H4SCH3 |
| Assay | 96% |
| Melting point | 66-69 °C(lit.)68-72 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 4-Nitrothioanisole used for?
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4-Nitrothioanisole is primarily used as an intermediate and building block in organic synthesis and for research and development purposes.
What is the CAS number and formula for 4-Nitrothioanisole?
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The CAS number is 701-57-5 and the linear formula is O2NC6H4SCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Nitrothioanisole with an assay of 96%. We do not represent it as USP, BP, or EP grade.
What are the safety precautions when handling 4-Nitrothioanisole?
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When handling 4-Nitrothioanisole, it is essential to use eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is a risk. Observe standard laboratory safety protocols.
How is 4-Nitrothioanisole packed and shipped?
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4-Nitrothioanisole is carefully packed to ensure safe transit and is exported globally by Tech Serve Solutions in compliance with shipping regulations.
How can I request a sample or quote for 4-Nitrothioanisole?
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To request a sample or quote for 4-Nitrothioanisole, please contact our sales team through the website or via email.
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