Description

Pyrimidine, 5-Bromo-4-Hydrazinyl-2-(Methylthio)- CAS NO 875-96-7 is a high-purity, multi-functional heterocyclic building block characterized by its reactive bromo, hydrazinyl, and methylthio substituents. This compound is critical for researchers and manufacturers requiring precise molecular scaffolds for the synthesis of complex, biologically active molecules. It is primarily sought after by the pharmaceutical, agrochemical, and advanced materials sectors for applications in drug discovery, crop protection, and specialty chemical development.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel antiviral, anticancer, and antimicrobial agents, leveraging its reactive sites for targeted molecular modifications.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and plant growth regulators, where the pyrimidine core provides essential bioactivity.
• Chemical Research & Development: A versatile building block in medicinal chemistry and organic synthesis for constructing complex heterocyclic libraries and exploring structure-activity relationships (SAR).
• Material Science: Investigated for the creation of specialized polymers, ligands for catalysis, and organic electronic materials due to its unique electronic properties.
• Bioconjugation & Probe Development: The reactive hydrazinyl group makes it suitable for creating chemical probes, diagnostic agents, and bioconjugates for biochemical research.

Basic Information

Product Name	Pyrimidine, 5-Bromo-4-Hydrazinyl-2-(Methylthio)-
CAS No.	875-96-7
Molecular Formula	C5H7BrN4S
Molecular Weight	235.11 g/mol
Synonyms	5-Bromo-4-hydrazinyl-2-(methylthio)pyrimidine; 2-(Methylthio)-5-bromo-4-pyrimidinylhydrazine; 5-Bromo-2-methylmercapto-4-pyrimidinylhydrazine; 4-Hydrazinyl-5-bromo-2-(methylthio)pyrimidine; 5-Bromo-4-hydrazino-2-methylthiopyrimidine; 2-Methylthio-5-bromo-4-hydrazinopyrimidine; 875-96-7; 5-Bromo-2-(methylthio)-4-pyrimidinamine, N-amine
EINECS	Contact for details

Quality Control

Our Pyrimidine, 5-Bromo-4-Hydrazinyl-2-(Methylthio)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.