Description

Hr 546 CAS NO 62151-21-7 is a specialized chemical compound utilized as a key intermediate in advanced synthesis. This product is valued for its role in facilitating complex chemical transformations, ensuring high yield and purity in downstream processes. It is essential for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable and consistent raw materials for research and production.

Application

• As a critical pharmaceutical intermediate in the synthesis of active pharmaceutical ingredients (APIs).
• Used in agrochemical research and production for developing novel crop protection agents.
• Serves as a building block in the manufacture of specialty polymers and fine chemicals.
• Employed in academic and industrial R&D laboratories for method development and scale-up studies.
• Potential use in the synthesis of dyes, pigments, and advanced materials.

Basic Information

Product Name	Hr 546
CAS No.	62151-21-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	HR-546; Hr546; 1,3-Benzenedicarboxylic acid, 5-sulfo-, polymer with 1,3-benzenediamine; Poly(1,3-benzenediamine-co-5-sulfoisophthalic acid); Aryl sulfonated polyamide; Sulfonated poly(m-phenylene isophthalamide); Thermoset polyamide sulfonate; High-performance polymer intermediate
EINECS	Contact for details

Quality Control

Our Hr 546 is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider conditions under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Off-white to light tan powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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