Description

2,3,7-/2,3,8-Trimethyldibenzothiophene is a high-purity, specialized polycyclic aromatic sulfur heterocycle (PASH) compound. It serves as a critical reference standard and analytical marker for the identification and quantification of complex sulfur-containing compounds in various matrices. This product is essential for researchers and quality control laboratories in the petrochemical, environmental monitoring, and advanced materials research sectors who require precise and reliable chemical standards.

Application

• Petroleum Geochemistry & Fuel Analysis: Used as a diagnostic marker and internal standard for characterizing sulfur species in crude oils, refined fuels, and source rocks to assess maturity and origin.
• Environmental Forensics: Acts as a tracer compound in the analysis of soil, sediment, and water samples to identify sources of hydrocarbon pollution and track environmental fate.
• Catalyst & Process Research: Employed as a model compound in studies of hydrodesulfurization (HDS) catalysts to evaluate efficiency and reaction pathways for sulfur removal.
• Analytical Method Development: Serves as a high-purity calibration standard for advanced chromatographic (GC, GC-MS, HPLC) and spectroscopic techniques.
• Organic Electronic Materials Research: Investigated as a potential building block or dopant in the synthesis of novel organic semiconductors and photonic materials due to its fused aromatic structure.
• Polymer & Specialty Chemical Synthesis: Utilized as a sophisticated intermediate or monomer in the development of high-performance polymers and advanced chemical products.

Basic Information

Product Name	2,3,7-/2,3,8-Trimethyldibenzothiophene
CAS No.	212332-91-7
Molecular Formula	C15H14S
Molecular Weight	226.34 g/mol
Synonyms	2,3,7-Trimethyldibenzothiophene; 2,3,8-Trimethyldibenzothiophene; Dibenzo[b,d]thiophene, 2,3,7-trimethyl-; Dibenzo[b,d]thiophene, 2,3,8-trimethyl-; Trimethyl-DBT; TMBT; PASH Standard; Sulfur Heterocycle Standard
EINECS	Contact for details

Quality Control

Our 2,3,7-/2,3,8-Trimethyldibenzothiophene is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and analytical applications. A Certificate of Analysis (COA) detailing specific results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (GC or HPLC)	≥ 95.0% (Area %)
Melting Point	Contact for details

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