Description

(2,7-Di-tert-Butyl-9-Methyl-9H-Fluoren-9-Yl)Phosphonic Acid is a high-purity, functionalized phosphonic acid derivative designed for advanced material synthesis. This compound matters as a critical building block and surface modifier, offering excellent thermal stability and steric bulk from its fluorene and tert-butyl groups. It is essential for researchers and manufacturers in the organic electronics and specialty chemical sectors who require precise molecular control for performance materials.

Application

• Organic Light-Emitting Diode (OLED) Fabrication: Serves as a key intermediate or hole injection/transport layer material.
• Perovskite Solar Cells (PSCs): Used as a surface passivation agent to improve efficiency and stability.
• Self-Assembled Monolayers (SAMs): Acts as an anchoring group for modifying metal oxide surfaces (e.g., ITO, ZnO).
• Ligand in Coordination Chemistry: Functions as a chelating agent for metal complexes in catalysis.
• Polymer Additive: Imparts flame retardancy or modifies surface properties in high-performance polymers.
• Pharmaceutical Intermediates: Potential use in synthesizing complex molecules with specific stereochemistry.

Basic Information

Product Name	(2,7-Di-tert-Butyl-9-Methyl-9H-Fluoren-9-Yl)Phosphonic Acid
CAS No.	1845693-93-7
Molecular Formula	C26H37O3P
Molecular Weight	428.54 g/mol
Synonyms	9H-Fluoren-9-ylphosphonic acid, 2,7-bis(1,1-dimethylethyl)-9-methyl-; 2,7-Di-tert-butyl-9-methyl-9H-fluoren-9-ylphosphonic acid; DTBMFPA; (9-Methyl-2,7-di-tert-butylfluoren-9-yl)phosphonic acid; Phosphonic acid, P-(2,7-bis(1,1-dimethylethyl)-9-methyl-9H-fluoren-9-yl)-; Light-sensitive phosphonic acid derivative
EINECS	Contact for details

Quality Control

Our production of (2,7-Di-tert-Butyl-9-Methyl-9H-Fluoren-9-Yl)Phosphonic Acid adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity, critical for sensitive applications like OLED and perovskite research. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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