• 1. Emerging enantiomeric resolution materials with homochiral nano-fabrications
  Ji-Ping Wei Nanoscale, 2015,7, 11815-11832
• 2. Evolved polymerases facilitate selection of fully 2′-OMe-modified aptamers?
  Zhixia Liu,Tingjian Chen,Floyd E. Romesberg Chem. Sci., 2017,8, 8179-8182
• 3. Excellent lithium ion storage property of porous MnCo2O4 nanorods?
  Peiyuan Zeng,Xiaoxiao Wang,Ming Ye,Qiuyang Ma,Jianwen Li,Wanwan Wang,Baoyou Geng,Zhen Fang RSC Adv., 2016,6, 23074-23084
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• Solvents and Organic Chemicals Organic Compounds Organic nitrogen compounds Organonitrogen compounds Amines Tertiary amines

Boronic Acid, [4'-(Diphenylamino)[1,1'-Biphenyl]-4-yl]- (CAS No. 668493-36-5): Properties, Applications, and Market Insights

Boronic acid, [4'-(diphenylamino)[1,1'-biphenyl]-4-yl]- (CAS No. 668493-36-5) is a specialized organic compound that has garnered significant attention in the fields of materials science, pharmaceuticals, and organic electronics. This compound, often referred to as a triarylamine-based boronic acid, is characterized by its unique molecular structure, which combines a biphenyl core with a diphenylamino group and a boronic acid functionality. Its versatility and reactivity make it a valuable building block in synthetic chemistry and advanced material applications.

The growing interest in boronic acid derivatives like CAS 668493-36-5 is driven by their ability to form stable covalent bonds with diols and other nucleophiles, a property exploited in sensor development and drug delivery systems. Researchers are particularly intrigued by its potential in organic light-emitting diodes (OLEDs), where triarylamine moieties are known for their excellent hole-transporting properties. Recent studies have highlighted its role in improving the efficiency of optoelectronic devices, aligning with the global push for energy-saving technologies.

From a synthetic perspective, [4'-(diphenylamino)[1,1'-biphenyl]-4-yl]boronic acid serves as a crucial intermediate in Suzuki-Miyaura cross-coupling reactions, a widely used method for constructing carbon-carbon bonds. This reaction is pivotal in the synthesis of pharmaceutical compounds and π-conjugated materials. The compound's biphenyl backbone enhances molecular rigidity, while the boronic acid group offers functionalization opportunities, making it a favorite among medicinal chemists designing targeted therapies.

In the context of current research trends, CAS 668493-36-5 has been investigated for its potential in bioimaging probes due to its fluorescence properties. The diphenylamino group contributes to extended conjugation, which is beneficial for two-photon absorption applications—a hot topic in non-invasive diagnostics. Additionally, its compatibility with click chemistry protocols has opened doors for creating smart materials responsive to environmental stimuli.

The market for boronic acid-based compounds is expanding, with 668493-36-5 seeing increased demand from OLED manufacturers and academic research labs. Suppliers emphasize its high purity grades (≥98%) to meet the stringent requirements of electronic-grade materials. Environmental concerns have also spurred interest in its use for green chemistry applications, where its catalytic properties reduce waste in synthetic pathways.

For researchers exploring structure-property relationships, this compound offers a modular platform to study charge transport and luminescence behavior. Its molecular design allows systematic tuning of electronic properties by modifying the aryl substituents, a strategy employed in developing next-gen semiconductors. Recent patent filings indicate its incorporation into flexible electronics, catering to the wearable technology boom.

Handling [4'-(diphenylamino)biphenyl-4-yl]boronic acid requires standard laboratory precautions, as with most organoboron compounds. It typically appears as a white to off-white crystalline powder, soluble in common organic solvents like THF and dichloromethane. Storage recommendations include protection from moisture to preserve the reactivity of the boronic acid moiety, crucial for its performance in palladium-catalyzed reactions.

Future prospects for CAS 668493-36-5 are closely tied to advancements in personalized medicine and sustainable electronics. Its dual functionality as both a structural scaffold and reactive handle positions it as a key player in interdisciplinary research. As industries prioritize molecular precision and functional materials, this compound's relevance in high-tech applications is expected to grow exponentially.

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