Description

2,2'-Meo-Spiro-Tpd, 2,2'-Bis[N,n-Bis(4-Methoxy-Phenyl)Amino] is a high-performance organic semiconductor material belonging to the spiro-type hole transport material (HTM) class. This compound is critical for enhancing the efficiency and stability of optoelectronic devices due to its excellent hole mobility and film-forming properties. It is primarily sought after by manufacturers and R&D teams in the organic light-emitting diode (OLED), perovskite solar cell (PSC), and advanced organic electronics sectors.

Application

• Hole Transport Layer (HTL) in Perovskite Solar Cells (PSCs): A key component for efficient charge extraction and transport, contributing to high power conversion efficiency and device longevity.
• Hole Injection/Transport Material in OLED Displays: Used in the fabrication of organic light-emitting diodes for smartphones, TVs, and lighting, ensuring bright, efficient, and stable light emission.
• Organic Field-Effect Transistors (OFETs): Serves as a p-type semiconductor layer, enabling the development of flexible and printed electronics.
• Photoconductors and Photorefractive Materials: Employed in advanced imaging systems and optical data storage technologies.
• Chemical Intermediate for Advanced Materials: Used in the synthesis of more complex organic electronic materials and dyes.
• Research & Development: A vital reference compound for academic and industrial research into new organic semiconductor architectures and device physics.

Basic Information

Product Name	2,2'-Meo-Spiro-Tpd, 2,2'-Bis[N,n-Bis(4-Methoxy-Phenyl)Amino]
CAS No.	1174006-40-6
Molecular Formula	C50H44N4O4
Molecular Weight	764.91 g/mol
Synonyms	2,2',7,7'-Tetrakis(N,N-di-p-methoxyphenylamino)-9,9'-spirobifluorene; Spiro-MeOTAD (common analog name); 2,2',7,7'-Tetrakis(N,N-bis(4-methoxyphenyl)amino)-9,9'-spirobifluorene; 2,2'-Bis[N,N-bis(4-methoxyphenyl)amino]-9,9'-spirobifluorene; Spiro-OMeTAD derivative; Hole transport material 2; SPIRO-TPD derivative; CAS 1174006-40-6
EINECS	Contact for details

Quality Control

We supply 2,2'-Meo-Spiro-Tpd with a focus on high purity and batch-to-batch consistency, which is essential for reproducible device performance. Our products undergo rigorous quality testing, including HPLC, NMR, and elemental analysis, to ensure compliance with stringent R&D and production specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each batch.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 99.0% (Area %)
Melting Point	Contact for details
Residue on Ignition	< 0.1%
Heavy Metals (as Pb)	< 10 ppm
Solubility	Soluble in common organic solvents (e.g., chlorobenzene, toluene)

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