Description

4-(Isocyanomethyl)Benzoic Acid Methyl Ester is a versatile and high-value organic building block used in advanced chemical synthesis. Its core value lies in the dual functionality of the isocyanate and ester groups, enabling its use as a key intermediate for constructing complex molecular architectures. This compound is primarily needed by research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel small-molecule drug candidates, particularly those targeting specific protein interactions.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and plant growth regulators.
• Polymer Modification: Serves as a reactive monomer or cross-linking agent for producing specialty polyurethanes, polyamides, and coatings with enhanced properties.
• Ligand and Catalyst Development: Employed in organic and organometallic chemistry to create novel chelating ligands and catalyst frameworks.
• Material Science Research: A building block for developing advanced organic materials, such as liquid crystals or organic semiconductors.
• Peptide Mimetics and Bioconjugation: Useful for introducing isocyanate handles into biomolecules or creating peptide-like structures.

Basic Information

Product Name	4-(Isocyanomethyl)Benzoic Acid Methyl Ester
CAS No.	1030268-89-3
Molecular Formula	C10H9NO3
Molecular Weight	191.18 g/mol
Synonyms	Methyl 4-(isocyanomethyl)benzoate; Benzoic acid, 4-(isocyanomethyl)-, methyl ester; Methyl p-(isocyanomethyl)benzoate; 4-(Isocyanomethyl)methyl benzoate; p-(Isocyanomethyl)benzoic acid methyl ester; Methyl 4-formylaminomethylbenzoate (precursor); 4-(Methoxycarbonyl)benzyl isocyanate
EINECS	Contact for details

Quality Control

Our 4-(Isocyanomethyl)Benzoic Acid Methyl Ester is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

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 (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Assay (Titration)	≥ 96.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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