Description

3,5-Diiodosalicylic Acid is a halogenated derivative of salicylic acid, valued for its role as a versatile chemical intermediate and analytical reagent. Its unique structure, featuring two iodine atoms, makes it a critical building block in organic synthesis and a key component in specialized diagnostic applications. This compound is essential for manufacturers and research institutions in the pharmaceutical, agrochemical, and life science sectors seeking high-purity intermediates.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of contrast agents and thyroid-related medications.
• Biochemical Research: Used as a reagent in proteomics and enzyme inhibition studies, leveraging its ability to modify proteins and enzymes.
• Analytical Chemistry: Employed as a standard or reagent in colorimetric assays and other diagnostic test kits due to its distinct chemical reactivity.
• Agrochemical Synthesis: Acts as an intermediate in the production of specialized herbicides and fungicides.
• Material Science: Investigated for use in the synthesis of advanced organic materials and polymers with specific electronic properties.
• Veterinary Medicine: Utilized in the formulation of certain antiseptic and medicinal treatments.

Basic Information

Product Name	3,5-Diiodosalicylic Acid
CAS No.	133-91-5
Molecular Formula	C7H4I2O3
Molecular Weight	389.91 g/mol
Synonyms	3,5-Diiodo-2-hydroxybenzoic Acid; DISA; Salicylic Acid, 3,5-Diiodo-; 2-Hydroxy-3,5-diiodobenzoic Acid; Benzoic acid, 2-hydroxy-3,5-diiodo-; NSC 403169; 3,5-Diiodosalicylate
EINECS	205-134-0

Quality Control

Our 3,5-Diiodosalicylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	235°C - 240°C
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals (as Pb)	≤20 ppm

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