Description

Tropolone CAS NO 533-75-5 is a unique seven-membered aromatic compound characterized by a non-benzenoid, α-hydroxy ketone structure. This versatile chemical intermediate is valued for its metal-chelating properties and its role as a building block in organic synthesis. It is essential for manufacturers and researchers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel compounds with specific biological or catalytic activity.

Application

• Pharmaceutical Intermediates: Serves as a key precursor in the synthesis of various bioactive molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of novel fungicides, herbicides, and plant growth regulators.
• Metal Chelation & Corrosion Inhibition: Acts as an effective chelating agent for various metal ions, finding use in water treatment and metal surface protection formulations.
• Polymer Chemistry: Employed as a monomer or additive to modify polymer properties and in the synthesis of specialty resins.
• Dye & Pigment Manufacturing: Functions as an intermediate in the production of certain complex dyes and organic pigments.
• Analytical Chemistry: Utilized as a reagent for the spectrophotometric determination and separation of specific metal ions.
• Catalyst Ligand: Its structure makes it suitable as a ligand in organometallic chemistry and homogeneous catalysis.
• Research & Development: A valuable tool in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Item	Details
Product Name	Tropolone
CAS No.	533-75-5
Molecular Formula	C7H6O2
Molecular Weight	122.12 g/mol
Synonyms	2-Hydroxy-2,4,6-cycloheptatrien-1-one; Tropone, 2-hydroxy-; 1,2-Dihydroxycyclohepta-2,4,6-trien-1-one; 2-Hydroxytropone; Purpurocatechol; β-Hydroxytropolone; Cycloheptatrienoic acid, 2-hydroxy-; 2-Hydroxycyclohepta-2,4,6-trien-1-one
EINECS	208-576-1

Quality Control

Our Tropolone is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for industrial and research applications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to pale brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	50 - 54 °C
Loss on Drying	≤ 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.