Description

2,2'-Bis-(1-Adamantyl)-4,4'-Dimethoxybiphenyl is a high-purity, sterically hindered biphenyl derivative, valued for its role as a sophisticated photoacid generator (PAG) precursor and advanced organic intermediate. This compound is critical for ensuring the performance and resolution of next-generation photoresist formulations used in semiconductor manufacturing. It is primarily required by R&D chemists and production specialists in the electronics, advanced materials, and fine chemical synthesis sectors.

Application

• Advanced Photoresist Formulations: A key precursor for photoacid generators (PAGs) used in deep-ultraviolet (DUV) and extreme-ultraviolet (EUV) lithography for semiconductor fabrication.
• Polymer Science & Material Development: Serves as a monomer or additive for creating polymers with tailored thermal stability and optical properties.
• Organic Synthesis & Catalysis: Utilized as a bulky ligand or building block in the synthesis of complex organic molecules and catalysts.
• Electronic Chemicals: A critical component in the production of high-performance electronic materials and coatings.
• Research & Development: Used in academic and industrial labs for developing new photochemical processes and functional materials.

Basic Information

Product Name	2,2'-Bis-(1-Adamantyl)-4,4'-Dimethoxybiphenyl
CAS No.	932033-57-3
Molecular Formula	C34H42O2
Molecular Weight	482.70 g/mol
Synonyms	2,2'-Di(1-adamantyl)-4,4'-dimethoxy-1,1'-biphenyl; 2,2'-Bis(adamantan-1-yl)-4,4'-dimethoxybiphenyl; 4,4'-Dimethoxy-2,2'-di-1-adamantylbiphenyl; BADB; Bis(1-adamantyl)-4,4'-dimethoxybiphenyl; 1,1'-Biphenyl, 2,2'-bis(1-adamantyl)-4,4'-dimethoxy-; Photoacid Generator Precursor; PAG Intermediate
EINECS	Contact for details

Quality Control

Our production of 2,2'-Bis-(1-Adamantyl)-4,4'-Dimethoxybiphenyl adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity essential for sensitive applications like semiconductor lithography. Each lot is analyzed using advanced techniques including HPLC, NMR, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. The container must be kept tightly sealed to prevent contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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