Sulfamerazine
Sulfamerazine (CAS: 127-79-7), with the molecular formula C11H12N4O2S and a molecular weight of 264.30 g/mol, is a sulfonamide derivative. It functions as a chemical building block in organic synthesis, particularly within the realm of heterocyclic chemistry. Its structure, featuring a pyrimidine ring, makes it valuable for creating more complex molecular architectures. This compound is supplied by Tech Serve Solutions for research and development purposes.
- IUPAC
- 4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide,N1-(4-Methylpyrimidin-2-yl)sulfanilamide
- Synonyms
- 4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamideN1-(4-Methylpyrimidin-2-yl)sulfanilamide

Chemical Synthesis Intermediate
Sulfamerazine serves as a versatile intermediate in the synthesis of various organic compounds. Its defined structure allows for predictable chemical transformations, making it a useful starting material for developing novel molecules in academic and industrial research settings.
Heterocyclic Chemistry
As a pyrimidine derivative, Sulfamerazine is employed in heterocyclic building block applications. It can be incorporated into larger ring systems or modified to create diverse heterocyclic frameworks relevant to medicinal chemistry and material science research.
Research and Development
This compound is suitable for laboratory use in R&D, enabling chemists to explore new synthetic routes and investigate the properties of novel sulfonamide-based structures. Its availability supports fundamental chemical research.
| Molecular weight | 264.30 |
|---|---|
| Empirical formula | C11H12N4O2S |
| Assay | ≥99.0% |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 2 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37 |
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 Sulfamerazine used for?
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Sulfamerazine is primarily used as a chemical building block and intermediate in organic synthesis, particularly in heterocyclic chemistry for research and development purposes.
What are the CAS number and formula for Sulfamerazine?
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The CAS number for Sulfamerazine is 127-79-7, and its molecular formula is C11H12N4O2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sulfamerazine with an assay of ≥99.0%. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for Sulfamerazine?
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Sulfamerazine is classified with GHS07 and the signal word Warning. It is known to cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area.
How is Sulfamerazine packed, shipped, and exported?
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Sulfamerazine is carefully packed and prepared for shipment and export according to industry standards and regulatory requirements for fine chemicals.
How can I request a sample or quote for Sulfamerazine?
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To request a sample or quote for Sulfamerazine, please contact the Tech Serve Solutions sales team via our website or direct inquiry channels.
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