Fenaminosulf
Fenaminosulf (CAS 140-56-7), a sodium salt with the molecular formula C8H10N3O3SNa and a molecular weight of 251.24 g/mol, is an organic compound primarily used in biological and pharmacological research. Its applications span the characterization of biological molecules and the study of chemical processes in various systems, including soil science and antiviral research. This compound serves as a valuable building block in chemical synthesis for researchers in diverse scientific fields.
- IUPAC
- 4-Dimethylaminobenzenediazosulfonic acid sodium salt,p-Diazodimethylaniline sodium sulfonate,Sodium [4-(dimethylamino)phenyl]diazenesulfonate
- Synonyms
- 4-Dimethylaminobenzenediazosulfonic acid sodium saltp-Diazodimethylaniline sodium sulfonateSodium [4-(dimethylamino)phenyl]diazenesulfonate

GABA Transporter Studies
Fenaminosulf is utilised in the cloning and characterisation of gamma-aminobutyric acid (GABA) transporters. This research aids in understanding neurotransmitter function and potential therapeutic targets.
Antiviral Research
The compound plays a role in evaluating the activity of anti-respiratory syncytial virus (RSV) carbonucleosides. Such studies contribute to the development of novel antiviral agents.
Soil Science and Agrochemical Research
Fenaminosulf's impact on urea hydrolysis and nitrification in soil environments has been investigated. This is relevant for understanding fertiliser efficacy and environmental impact.
Chemical Synthesis
As an organic building block, Fenaminosulf is employed in various chemical synthesis pathways. It is useful for creating more complex molecules in organic chemistry research.
| Molecular weight | 251.24 |
|---|---|
| Linear formula | C8H10N3O3SNa |
| Assay | ≥98% |
| Storage temperature | −20°C |
| Application | Used in biological and pharmacological studies including:• Cloning and characterization of GABA transporter1• Activity of anti-RSV carbonucleosides2• Inhibition by fungicides of urea hydrolysis and nitrification of urea nitrogen in soil3 |

Hazard statements
- H301Toxic if swallowed
- H312Harmful in contact with skin
- H412Harmful to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 21-25-52/53 |
| Safety statements (S) | 36/37-45-61 |
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 Fenaminosulf used for?
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Fenaminosulf is used in biological and pharmacological studies, including the cloning and characterisation of GABA transporters, activity of anti-RSV carbonucleosides, and inhibition by fungicides of urea hydrolysis and nitrification in soil. It also serves as a building block in chemical synthesis.
What is the CAS number and chemical formula for Fenaminosulf?
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The CAS number for Fenaminosulf is 140-56-7, and its linear chemical formula is C8H10N3O3SNa.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fenaminosulf with a minimum purity of 98%. We do not represent this product as USP, BP, or EP grade.
How should Fenaminosulf be handled safely?
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Fenaminosulf is classified as acutely toxic if swallowed and harmful in contact with skin, and toxic to aquatic life with long-lasting effects. Handle with appropriate personal protective equipment, including eyeshields, face shields, gloves, and a P2 respirator if necessary. Avoid release to the environment.
How is Fenaminosulf typically packed and shipped?
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Fenaminosulf is typically stored at -20°C. It is shipped as a hazardous material under UN 2811, Class 6.1, Packing Group III, indicating it is a toxic solid, organic, n.o.s.
How can I request a quote or sample of Fenaminosulf?
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To request a quote or a sample of Fenaminosulf, please contact our sales team through the website or by phone. We are happy to assist with your research needs.
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