Description

Benzoic Acid, 2-Hydroxy-5-Isocyanato-, Methyl Ester (9Ci) is a specialized aromatic isocyanate derivative that serves as a critical building block in advanced polymer synthesis. This compound matters for its bifunctional reactivity, offering both a phenolic hydroxyl group and an isocyanate group, enabling the creation of tailored polyurethanes and other high-performance materials. Industries such as specialty coatings, adhesives, and advanced material research require this chemical for developing products with enhanced durability, chemical resistance, and specific functional properties. Its precise structure allows for fine-tuning polymer backbones to meet stringent application demands.

Application

• Polyurethane Precursor: A key monomer for synthesizing specialized polyurethane resins with tailored properties for coatings, adhesives, and elastomers.
• High-Performance Coatings: Used in formulating advanced industrial and protective coatings that require excellent chemical resistance and weatherability.
• Adhesive & Sealant Formulations: Serves as a reactive intermediate to enhance the bonding strength and flexibility of adhesives and sealants.
• Polymer Modification: Employed to introduce cross-linking sites or specific functional groups into polymer chains for material science research.
• Specialty Chemical Intermediate: Acts as a versatile building block in the multi-step synthesis of complex pharmaceutical or agrochemical intermediates.
• UV-Curable Resins: Can be incorporated into resin systems designed for ultraviolet light curing processes.

Basic Information

Product Name	Benzoic Acid, 2-Hydroxy-5-Isocyanato-, Methyl Ester (9Ci)
CAS No.	150129-34-3
Molecular Formula	C9H7NO4
Molecular Weight	193.16 g/mol
Synonyms	Methyl 2-Hydroxy-5-isocyanatobenzoate; 5-Isocyanato-2-hydroxybenzoic Acid Methyl Ester; 2-Hydroxy-5-isocyanatobenzoic Acid Methyl Ester; Methyl 5-Isocyanatosalicylate; Salicylic Acid, 5-Isocyanato-, Methyl Ester; Benzoic acid, 2-hydroxy-5-isocyanato-, methyl ester (9CI)
EINECS	Contact for details

Quality Control

Our production of Benzoic Acid, 2-Hydroxy-5-Isocyanato-, Methyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for demanding industrial applications. All materials undergo rigorous analytical testing, including HPLC, GC, and NMR, to verify identity, potency, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each 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, and well-ventilated area at a controlled room temperature (15-25°C / 59-77°F). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent exposure to atmospheric moisture, which can compromise product integrity. Keep away from heat, sparks, and open flame.

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%
Isocyanate Content (Titration)	Contact for details

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