5-Bromo-2-(methylthio)pyrimidine
5-Bromo-2-(methylthio)pyrimidine (CAS: 14001-67-3) is a heterocyclic organic compound with the molecular formula C5H5BrN2S and a molecular weight of 205.08 g/mol. This brominated pyrimidine derivative serves as a valuable building block in organic synthesis. It is primarily utilised in the development of novel pharmaceutical intermediates and as a reagent in complex chemical synthesis pathways, particularly within the realm of heterocyclic chemistry.

Pharmaceutical Intermediate Synthesis
This compound functions as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs). Its structure allows for further functionalization, enabling the construction of more complex drug molecules.
Organic Synthesis Reagent
5-Bromo-2-(methylthio)pyrimidine is employed as a versatile building block in various organic transformations. It is particularly useful for introducing pyrimidine scaffolds into target molecules.
Heterocyclic Chemistry
As a halogenated heterocycle, it is instrumental in research and development within heterocyclic chemistry, facilitating the creation of new heterocyclic systems with potential applications.
| Molecular weight | 205.08 |
|---|---|
| Empirical formula | C5H5BrN2S |
| Assay | 97% |
| Melting point | 63-68 °C |


Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1759 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34 |
| Safety statements (S) | 26-36/37/39-45 |
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 5-Bromo-2-(methylthio)pyrimidine used for?
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5-Bromo-2-(methylthio)pyrimidine is used as a building block in organic synthesis, particularly for developing pharmaceutical intermediates and in heterocyclic chemistry research.
What are the CAS number and molecular formula for 5-Bromo-2-(methylthio)pyrimidine?
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The CAS number is 14001-67-3, and the molecular formula is C5H5BrN2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Bromo-2-(methylthio)pyrimidine with an assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 5-Bromo-2-(methylthio)pyrimidine be handled?
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This compound is classified as Danger, causing severe skin burns and eye damage (H314) and harmful if swallowed (H302). Handle with appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respiratory protection. Ensure adequate ventilation.
Is 5-Bromo-2-(methylthio)pyrimidine shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 5-Bromo-2-(methylthio)pyrimidine, adhering to all relevant shipping regulations.
How can I request a sample or quote for 5-Bromo-2-(methylthio)pyrimidine?
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To request a sample or quote, please contact our sales team through the website or by phone, providing your specific requirements.
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