Description

Asi 254 CAS NO 65955-49-9 is a high-purity chemical compound utilized in advanced research and industrial synthesis. This material is valued for its specific reactivity and role as a key intermediate in the production of specialized fine chemicals. It is essential for R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and material science sectors seeking reliable, high-quality building blocks for complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Material Science Research: Acts as a precursor or monomer in the development of specialized polymers and advanced functional materials.
• Organic Synthesis: Employed as a versatile reagent or intermediate in complex organic transformations and process chemistry.
• Biochemical Research: Utilized in the study and synthesis of bioactive molecules and probes for biological systems.
• Fine Chemical Production: Integral to the manufacture of high-value, specialty chemicals for various industrial applications.

Basic Information

Product Name	Asi 254
CAS No.	65955-49-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	ASI-254; Asi254; 2,4-Dichloro-5-fluoropyrimidine; 5-Fluoro-2,4-dichloropyrimidine; 2,4-Dichloro-5-fluoropyrimidine; Pyrimidine, 2,4-dichloro-5-fluoro-; 5-Fluoropyrimidine-2,4-diol; NSC 403169
EINECS	Contact for details

Quality Control

Every batch of Asi 254 undergoes rigorous analytical testing to ensure it meets the high standards required for research and industrial use. Our quality assurance protocols are designed to guarantee consistency, purity, and reliability. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality management systems.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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