Description

1,3-Benzenedicarboxylic Acid, 4-Hydroxy-5-(1-Methylpropyl)- is a specialized aromatic dicarboxylic acid derivative with a unique substitution pattern. This compound matters as a versatile chemical intermediate and building block for synthesizing complex molecules, offering distinct reactivity due to its phenolic hydroxyl and carboxylic acid functional groups. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and advanced material sectors for research and production.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a substituted isophthalic acid backbone.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators where its specific substitution pattern imparts desired biological activity.
• Ligand and Chelating Agent: Functions as a building block for creating polydentate ligands in coordination chemistry and metal-organic frameworks (MOFs).
• Polymer Modification: Employed to introduce functional groups into polyesters, polyamides, and epoxy resins to alter properties like adhesion, solubility, or thermal stability.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of complex organic colorants and high-performance pigments.
• Research & Development: A valuable compound for organic synthesis research in academic and industrial laboratories exploring new chemical entities.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid, 4-Hydroxy-5-(1-Methylpropyl)-
CAS No.	13253-09-3
Molecular Formula	C13H16O5
Molecular Weight	252.26 g/mol
Synonyms	4-Hydroxy-5-(1-methylpropyl)isophthalic acid; 5-sec-Butyl-4-hydroxyisophthalic acid; 4-Hydroxy-5-(sec-butyl)benzene-1,3-dicarboxylic acid; 5-(1-Methylpropyl)-4-hydroxy-1,3-benzenedicarboxylic acid; 4-Hydroxy-5-(sec-butyl)isophthalic acid; sec-Butyl-4-hydroxyisophthalic acid; 1,3-Benzenedicarboxylic acid, 4-hydroxy-5-(1-methylpropyl)-
EINECS	Contact for details

Quality Control

Our 1,3-Benzenedicarboxylic Acid, 4-Hydroxy-5-(1-Methylpropyl)- is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and 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 (15-25°C). Keep away from incompatible materials such as strong oxidizing agents, strong bases, and strong acids.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.