Description

Dimethyl 5-Aminoisophthalate is a high-purity organic intermediate featuring an aromatic diester core with a strategically positioned amino group. This compound matters for its role as a versatile building block in the synthesis of complex molecules, offering precise reactivity for constructing advanced chemical architectures. Industries such as pharmaceuticals, agrochemicals, and specialty polymers rely on this material for developing active ingredients, functional monomers, and performance materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a functionalized isophthalate core.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where its amino and ester functionalities are leveraged.
• Polymer & Material Science: Serves as a monomer or co-monomer for creating specialty polyamides, polyimides, and other high-performance polymers with enhanced thermal or mechanical properties.
• Dye & Pigment Manufacturing: Acts as a starting material for synthesizing complex organic dyes, pigments, and optical brighteners.
• Liquid Crystal & OLED Materials: Utilized in the development of organic electronic materials due to its rigid, planar structure and modifiable functional groups.
• Crosslinking Agent: Functions in resin and coating formulations to introduce cross-linking sites, improving durability and chemical resistance.

Basic Information

Product Name	Dimethyl 5-Aminoisophthalate
CAS No.	99-27-4
Molecular Formula	C10H11NO4
Molecular Weight	209.20 g/mol
Synonyms	5-Aminoisophthalic Acid Dimethyl Ester; Dimethyl 5-Aminobenzene-1,3-dicarboxylate; 1,3-Benzenedicarboxylic Acid, 5-Amino-, Dimethyl Ester; 5-Amino-1,3-benzenedicarboxylic Acid Dimethyl Ester; Methyl 5-Aminoisophthalate; AI3-52025; NSC 403697
EINECS	202-746-9

Quality Control

Our Dimethyl 5-Aminoisophthalate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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