Description

1,3-Benzoxathiol-2-One, 4,6-Dimethyl-5-Hydroxy- is a specialized heterocyclic organic compound with the CAS number 7735-65-1. This chemical serves as a valuable synthetic intermediate and functional additive, prized for its unique molecular structure that combines benzoxathiolone and phenolic moieties. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and advanced material sectors for developing novel active ingredients and performance chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a precursor or dopant in the creation of advanced electron-transport or emissive layers for display technologies.
• Polymer Additive: Functions as a stabilizer or modifier to enhance the thermal or UV resistance properties of specialty polymers.
• Coordination Chemistry & Ligand: Employed in academic and industrial research as a chelating ligand for metal complexes in catalysis.
• Dye & Pigment Intermediate: Serves as a precursor in the synthesis of complex organic colorants and functional dyes.

Basic Information

Product Name	1,3-Benzoxathiol-2-One, 4,6-Dimethyl-5-Hydroxy-
CAS No.	7735-65-1
Molecular Formula	C9H8O3S
Molecular Weight	196.22 g/mol
Synonyms	5-Hydroxy-4,6-dimethyl-1,3-benzoxathiol-2-one; 4,6-Dimethyl-5-hydroxy-2H-1,3-benzoxathiol-2-one; 5-Hydroxy-4,6-dimethyl-2-oxo-2H-1,3-benzoxathiole; 2H-1,3-Benzoxathiol-2-one, 5-hydroxy-4,6-dimethyl-; 7735-65-1
EINECS	Contact for details

Quality Control

Our 1,3-Benzoxathiol-2-One, 4,6-Dimethyl-5-Hydroxy- is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR, to ensure it meets precise customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment, guaranteeing traceability and consistent batch-to-batch quality for your critical applications.

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). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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