Description

m-Hemipinic Acid is a high-purity organic dicarboxylic acid derivative, serving as a critical building block and intermediate in advanced chemical synthesis. Its value lies in its specific aromatic substitution pattern, which makes it a versatile precursor for creating complex molecules with tailored properties. This compound is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key starting material or building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Agrochemical Synthesis: Used in the development and production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Chelating Agent Precursor: Serves as a backbone for synthesizing specialized ligands used in catalysis and metal ion sequestration.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the production of high-performance polyesters, polyamides, and other specialty polymers.
• Dye and Pigment Manufacturing: Intermediate in the synthesis of complex organic dyes and pigments for industrial applications.
• Research & Development: A valuable tool in organic chemistry research for method development and creating novel chemical entities.
• Fine Chemical Production: Employed in the multi-step synthesis of various fine chemicals and advanced materials.

Basic Information

Product Name	m-Hemipinic Acid
CAS No.	577-68-4
Molecular Formula	C10H10O6
Molecular Weight	226.18 g/mol
Synonyms	3,4-Dimethoxyphthalic Acid; 4,5-Dimethoxyphthalic Acid; Hemipinic Acid; 3,4-Dimethoxybenzene-1,2-dicarboxylic Acid; 4,5-Dimethoxy-1,2-benzenedicarboxylic Acid; m-Hemipic Acid; NSC 403697
EINECS	209-407-0

Quality Control

Our m-Hemipinic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the high-purity standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming identity, purity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep the container tightly sealed when not in use to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	168°C - 172°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.