Description

Meo-Spiro-Tpd, 2,7-Bis[N,n-Bis(4-Methoxy-Phenyl)Amino]9,9-Sp is a high-performance organic semiconductor material belonging to the spirobifluorene-based hole transport material (HTM) class. This compound is critical for enhancing device efficiency and longevity in advanced optoelectronic applications due to its excellent hole mobility and thermal stability. It is primarily needed by manufacturers and R&D teams in the organic light-emitting diode (OLED) and perovskite solar cell (PSC) industries seeking to improve their product performance.

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 stability.
• Hole Injection/Transport Material in OLED Displays: Used in the fabrication of red, green, and blue phosphorescent OLEDs (PHOLEDs) for smartphones, TVs, and lighting panels.
• Organic Photovoltaic (OPV) Devices: Functions as a p-type semiconductor to facilitate hole transport in bulk heterojunction solar cells.
• Research & Development: Serves as a reference material or a building block for synthesizing new derivatives in academic and industrial R&D labs.
• Organic Field-Effect Transistors (OFETs): Employed as an active semiconducting layer due to its favorable charge carrier properties.

Basic Information

Product Name	Meo-Spiro-Tpd, 2,7-Bis[N,n-Bis(4-Methoxy-Phenyl)Amino]9,9-Sp
CAS No.	1138220-69-5
Molecular Formula	C53H48N2O4
Molecular Weight	776.96 g/mol
Synonyms	2,7-Bis[N,N-bis(4-methoxyphenyl)amino]-9,9'-spirobi[9H-fluorene]; Spiro-MeO-TPD; 2,7-Bis[bis(4-methoxyphenyl)amino]-9,9'-spirobifluorene; 9,9'-Spirobi[9H-fluorene]-2,7-diamine, N2,N2,N7,N7-tetrakis(4-methoxyphenyl)-; MeO-Spiro-TPD; Hole Transport Material HTM-1 (related); Spiro-OMeTAD analogue
EINECS	Contact for details

Quality Control

Our Meo-Spiro-Tpd is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, essential for sensitive optoelectronic device fabrication. Each lot is characterized by advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled 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 light brown powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 99.0% (Area %)
Residual Solvents (GC)	Meets ICH guidelines
Moisture Content (KF)	≤ 0.5%
Glass Transition Temperature (DSC)	Reported

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