Description

3-Bromomethyl-Phthalic Acid Dimethyl Ester is a versatile brominated phthalate derivative that serves as a critical synthetic intermediate in advanced organic synthesis. Its value lies in the reactive bromomethyl group, which facilitates efficient alkylation and functionalization reactions, enabling the construction of complex molecular architectures. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications ranging from active pharmaceutical ingredient (API) synthesis to the development of functional materials and ligands.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with phthalimide or phthalic acid-derived structures.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators requiring specific bromoalkyl functionalities.
• Polymer & Material Science: Serves as a monomer or cross-linking agent in the development of specialty polymers, resins, and functional materials with tailored properties.
• Organic Synthesis Reagent: Employed as an alkylating agent in various nucleophilic substitution reactions to introduce the phthalic acid dimethyl ester moiety.
• Ligand & Catalyst Preparation: Useful precursor for synthesizing complex ligands used in coordination chemistry and catalytic systems.
• Dye & Pigment Intermediate: Intermediate in the manufacture of certain high-performance dyes and organic pigments.

Basic Information

Product Name	3-Bromomethyl-Phthalic Acid Dimethyl Ester
CAS No.	24129-04-2
Molecular Formula	C11H11BrO4
Molecular Weight	287.11 g/mol
Synonyms	Dimethyl 3-(Bromomethyl)phthalate; 3-(Bromomethyl)phthalic Acid Dimethyl Ester; Phthalic Acid, 3-(Bromomethyl)-, Dimethyl Ester; 1,2-Benzenedicarboxylic Acid, 3-(Bromomethyl)-, 1,2-Dimethyl Ester; NSC 334380
EINECS	Contact for details

Quality Control

Our 3-Bromomethyl-Phthalic Acid Dimethyl Ester is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high purity suitable for research and industrial synthesis. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity, potency, and impurity profiles. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container must be kept tightly sealed due to potential moisture sensitivity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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