1. Presentación del producto

4,6-Dichloro-2-(methylthio)pyrimidine (CAS 6299-25-8) is a high-purity organic compound widely used in pharmaceutical intermediates and agrochemical synthesis. With a molecular formula of C₅H₄Cl₂N₂S and a molecular weight of 205.13 g/mol, this pale-yellow crystalline powder offers exceptional reactivity for heterocyclic compound synthesis.

2. 2. Especificaciones técnicas

• Número CAS: 6299-25-8
• Pureza: ≥98% (HPLC)
• Punto de fusión: 89-92°C
• Condiciones de almacenamiento: 2-8°C in airtight container
• Solubilidad: Soluble in DMSO, DMF, and organic solvents

3. Aplicaciones clave

Industria farmacéutica

Critical intermediate for antiviral and antitumor drug development, particularly in kinase inhibitor synthesis.

Agrochemical Production

Used in creating advanced fungicides and herbicides with enhanced biological activity.

Chemical Research

Essential building block for pyrimidine derivatives in organic synthesis and material science.

4. Directrices de uso

Precauciones de manipulación

Use PPE (gloves, goggles) in well-ventilated areas. Avoid direct contact with skin or eyes.

Condiciones de reacción

Typical nucleophilic substitution reactions require inert atmosphere (N₂ or Ar) at 60-80°C.

Storage Recommendations

Store in original packaging under dry, cool conditions. Shelf life: 24 months when properly stored.

5. Practical Case Studies

Caso 1: Síntesis intermedia de fármacos antivirales

Used in 3-step synthesis of Remdesivir analog (85% yield) through sequential amination and coupling reactions.

Case 2: Agricultural Fungicide Development

Key precursor in creating next-generation triazole fungicides with 92% efficacy against wheat rust.

6. 6. Información de contacto

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