Description

3,5-Diiodo-4-Hydroxyphenylpropionic Acid is a halogenated phenolic compound that serves as a key synthetic intermediate in advanced organic chemistry. Its molecular structure, featuring iodine substituents and a carboxylic acid group, makes it a valuable building block for creating complex molecules with specific electronic and steric properties. This compound is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of thyroid hormone analogs and other iodine-containing bioactive molecules.
• Organic Synthesis Building Block: Used in coupling reactions and as a scaffold for constructing complex heterocyclic compounds in medicinal chemistry research.
• Biochemical Research: Employed in studies involving enzyme inhibition and receptor binding assays due to its specific halogenated structure.
• Material Science Precursor: Potential use in the development of specialty polymers and advanced organic electronic materials.
• Reference Standard: Serves as a high-purity analytical standard for quality control in pharmaceutical manufacturing.

Basic Information

Product Name	3,5-Diiodo-4-Hydroxyphenylpropionic Acid
CAS No.	13811-11-5
Molecular Formula	C9H8I2O3
Molecular Weight	417.97 g/mol
Synonyms	4-Hydroxy-3,5-diiodohydrocinnamic Acid; 3-(3,5-Diiodo-4-hydroxyphenyl)propanoic Acid; 3,5-Diiodothyropropionic Acid; DIHPA; β-(3,5-Diiodo-4-hydroxyphenyl)propionic Acid; 3,5-Diiodo-4-hydroxybenzenepropanoic Acid
EINECS	Contact for details

Quality Control

Our 3,5-Diiodo-4-Hydroxyphenylpropionic Acid is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and tests for residual solvents and heavy metals. We provide full traceability and Certificates of Analysis (COA) are available for every shipment to ensure compliance with your research or production specifications.

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). Keep the container sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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