Description

1,3-Benzenedicarboxaldehyde, 5-Hydroxy- (9Ci) is a specialized aromatic dialdehyde derivative, also known as 5-Hydroxyisophthalaldehyde. This compound serves as a versatile and high-value organic intermediate for advanced chemical synthesis. It is primarily sought after by R&D and production teams in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing active pharmaceutical ingredients (APIs), particularly in the development of novel heterocyclic compounds and ligands.
• Agrochemical Synthesis: Used in the production of advanced fungicides, herbicides, and plant growth regulators where its aldehyde and phenolic functionalities enable specific reactivity.
• Ligand and Chelator Precursor: Serves as a starting material for creating sophisticated Schiff base ligands used in catalysis and metal complexation.
• Polymer and Resin Chemistry: Employed in the synthesis of specialty polymers, epoxy resins, and cross-linking agents due to its bifunctional aldehyde groups.
• Fine Chemical and Dye Intermediate: Utilized in the manufacture of complex organic molecules, including dyes, pigments, and optical materials.
• Research & Development: A valuable reagent in academic and industrial research labs for exploring new synthetic pathways and material properties.

Basic Information

Product Name	1,3-Benzenedicarboxaldehyde, 5-Hydroxy- (9Ci)
CAS No.	144876-14-2
Molecular Formula	C8H6O3
Molecular Weight	150.13 g/mol
Synonyms	5-Hydroxyisophthalaldehyde; 1,3-Diformyl-5-hydroxybenzene; 5-Hydroxybenzene-1,3-dicarboxaldehyde; Isophthalaldehyde, 5-hydroxy-; 5-Hydroxy-1,3-benzenedicarboxaldehyde; 5-Hydroxyisophthalic dialdehyde
EINECS	Contact for details

Quality Control

Our production of 1,3-Benzenedicarboxaldehyde, 5-Hydroxy- (9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory compliance needs.

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). This material is easily oxidized and should be handled under an inert atmosphere for long-term storage. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.