Description

Diphenanthro[9,10-b:9',10'-d]thiophene is a high-purity, polycyclic aromatic heterocycle featuring a fused thiophene core. This compound is valued for its exceptional electronic properties and structural rigidity, making it a critical building block in advanced materials research. It is primarily sought after by R&D and production teams in the organic electronics and specialty chemical sectors for developing next-generation semiconductors and optoelectronic devices.

Application

• Organic Semiconductor Precursor: A key intermediate in the synthesis of p-type organic semiconductors for OFETs (Organic Field-Effect Transistors).
• Optoelectronic Materials: Used in the development of active layers for organic light-emitting diodes (OLEDs) and photovoltaic cells.
• Chemical Synthesis Building Block: Serves as a rigid, planar scaffold for constructing complex polycyclic aromatic hydrocarbons (PAHs) and dyes.
• Research & Development: Employed in academic and industrial labs for studying charge transport phenomena and structure-property relationships in π-conjugated systems.
• Non-linear Optical Materials: Investigated for potential applications in materials requiring specific photophysical characteristics.

Basic Information

Product Name	Diphenanthro[9,10-b:9',10'-d]thiophene
CAS No.	202-72-2
Molecular Formula	C28H14S
Molecular Weight	382.48 g/mol
Synonyms	Dibenzo[b,d]thiopheno[2,3-f:6,5-f']diisoquinoline; Dibenzo[thiopheno[3',2':5,6]phenanthro[9,10-b]thiophene]; 5,10-Diphenylbenzo[1,2-b:4,5-b']dithiophene (common misnomer); DPT; Diphenanthrothiophene; Thieno[3,2-f]phenanthro[9,10-b]thiophene; 5,10-Dihydrobenzo[1,2-b:4,5-b']dithiophene (related structure); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our Diphenanthro[9,10-b:9',10'-d]thiophene is produced under stringent conditions to ensure batch-to-batch consistency and high purity, typically meeting research-grade standards. Quality is verified through advanced analytical techniques including HPLC, NMR, and mass spectrometry. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed in a dry environment to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Research Grade)
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	< 20 ppm

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