Description

Dimethyl cis-1,2,3,6-Tetrahydrophthalate is a high-purity diester derivative of tetrahydrophthalic acid, valued for its role as a versatile chemical intermediate and plasticizer. This compound is essential for formulators and manufacturers requiring a reactive building block with specific stereochemistry for advanced synthesis. It is primarily utilized in the production of specialty polymers, resins, and fine chemicals across the pharmaceutical, agrochemical, and advanced materials sectors.

Application

• Polymer & Resin Intermediate: A key monomer for synthesizing specialized polyester and alkyd resins, contributing to flexibility and durability.
• Pharmaceutical Synthesis: Serves as a chiral building block in the production of active pharmaceutical ingredients (APIs) and complex organic molecules.
• Agrochemical Formulations: Used in the synthesis of certain pesticides and herbicides as an intermediate to modify physical properties.
• Specialty Plasticizer: Imparts specific performance characteristics to polymer matrices where a cis-cyclic structure is beneficial.
• Fine Chemical Production: Employed in organic synthesis for Diels-Alder reactions and other cycloaddition chemistry.
• Crosslinking Agent: Functions in coating and adhesive formulations to enhance network formation and performance.

Basic Information

Product Name	Dimethyl cis-1,2,3,6-Tetrahydrophthalate
CAS No.	4841-84-3
Molecular Formula	C10H14O4
Molecular Weight	198.22 g/mol
Synonyms	cis-1,2,3,6-Tetrahydrophthalic Acid Dimethyl Ester; Dimethyl cis-4-Cyclohexene-1,2-dicarboxylate; Methyl cis-1,2,3,6-tetrahydrophthalate; cis-4-Cyclohexene-1,2-dicarboxylic Acid Dimethyl Ester; Dimethyl (1α,2β,3α,6β)-4-Cyclohexene-1,2-dicarboxylate; NSC 163045; Dimethyl cis-δ⁴-tetrahydrophthalate
EINECS	225-411-5

Quality Control

Our Dimethyl cis-1,2,3,6-Tetrahydrophthalate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your technical requirements.

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 strong bases and incompatible materials such as strong oxidizing agents. For long-term storage under inert atmosphere, contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.110 - 1.130
Refractive Index (20°C)	1.470 - 1.490

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