Description

Propanedioic Acid, [(2,3-Dihydroxyphenyl)Methylene]- (9Ci) is a specialized organic compound belonging to the class of substituted malonic acid derivatives. This chemical is valued for its unique molecular structure, which serves as a versatile intermediate in advanced organic synthesis and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with complex phenolic or chelating structures.
• Ligand Synthesis: Used in the preparation of chelating agents and ligands for metal catalysis and coordination chemistry applications.
• Fine Chemical Production: Serves as a precursor in the manufacture of specialty dyes, pigments, and advanced organic materials.
• Agrochemical Research: Employed in the development of new herbicide and plant growth regulator candidates.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	Propanedioic Acid, [(2,3-Dihydroxyphenyl)Methylene]- (9Ci)
CAS No.	683214-14-4
Molecular Formula	C10H8O6
Molecular Weight	224.17 g/mol
Synonyms	2-(2,3-Dihydroxybenzylidene)malonic Acid; (2,3-Dihydroxybenzylidene)malonic Acid; [(2,3-Dihydroxyphenyl)methylidene]propanedioic Acid; 2-[(2,3-Dihydroxyphenyl)methylene]malonic Acid; Propanedioic acid, 2-[(2,3-dihydroxyphenyl)methylene]-; Malonic acid, (2,3-dihydroxybenzylidene)-
EINECS	Contact for details

Quality Control

Our production of Propanedioic Acid, [(2,3-Dihydroxyphenyl)Methylene]- (9Ci) adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for research and industrial use. All materials are characterized by modern analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation and to minimize degradation.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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