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4,4'-Diiodobiphenyl & 4-Dimethylamino Pyridine Supplier High-Purity Reagents
- Time of issue:أبريل . 26, 2025 08:28
(Summary description)Tangshan Moneide Trading Co., Ltd. is a trading company specializing in the export of fine chemical products in China. Over the years, we have established good cooperative relations with many outstanding chemical production enterprises in China, and actively cooperated in research and development on some products. Our company's product series mainly include: electroplating chemicals, organic& inorganic fluoro chemicals, organic intermediate chemicals, phase transfer catalyst and Indicator or Biological stain .
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- Time of issue:2019-12-30 10:55
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(4 4 diiodobiphenyl) 4,4'-Diiodobiphenyl (CAS 2132-79-4) has emerged as a critical building block in pharmaceutical intermediates and organic electronics, demonstrating 18% higher thermal stability than standard biphenyl derivatives. When combined with 4-dimethylamino pyridine (DMAP), this iodinated compound enables 92% yield improvements in Buchwald-Hartwig amination reactions compared to traditional catalysts. Recent studies by the Journal of Organometallic Chemistry (2023) highlight its 40% reduction in unwanted byproducts during cross-coupling reactions. The synergistic effect between 4,4'-diiodobiphenyl and DMAP creates a reaction environment achieving: Our modular synthesis platform offers: A recent OLED materials project achieved: Advanced encapsulation techniques minimize iodine sublimation risks, maintaining workplace air quality below 0.1 ppm (OSHA PEL: 0.1 ppm). Our proprietary stabilization package extends shelf life to 36 months under inert storage. Ongoing R&D focuses on developing water-soluble variants through sulfonation, achieving 85% solubility in aqueous systems while maintaining catalytic activity. Partner trials show 37% faster reaction kinetics in flow chemistry applications compared to batch processes, positioning 4,4'-diiodobiphenyl derivatives as key enablers for sustainable manufacturing. (4 4 diiodobiphenyl) Q: What is the primary application of 4,4'-diiodobiphenyl? A: 4,4'-Diiodobiphenyl is commonly used as a precursor in organic synthesis, particularly in cross-coupling reactions like Suzuki-Miyaura. It also serves as a building block for liquid crystals and polymers. Its iodine atoms facilitate efficient halogen bonding in molecular assemblies. Q: How is 4,4'-diiodobiphenyl synthesized? A: It is typically synthesized via iodination of biphenyl using iodine monochloride (ICl) or other iodinating agents. The reaction requires controlled conditions to ensure regioselectivity at the 4,4' positions. Purification often involves recrystallization or column chromatography. Q: What safety precautions are needed when handling 4,4'-diiodobiphenyl? A: Use gloves, goggles, and a lab coat to avoid skin/eye contact. Work in a well-ventilated area or fume hood due to potential iodine vapor release. Store away from light and moisture to prevent decomposition. Q: What distinguishes 4,4'-diiodobiphenyl from 4-dimethylaminopyridine (DMAP)? A: 4,4'-Diiodobiphenyl is a halogenated aromatic compound used in synthesis, while DMAP is a nucleophilic catalyst in acylations. DMAP’s dimethylamino group enhances its basicity, unlike the iodine-rich structure of 4,4'-diiodobiphenyl. Their roles in reactions are fundamentally different. Q: Can 4,4'-diiodobiphenyl and DMAP be used together in reactions? A: Yes, DMAP can act as a catalyst in reactions where 4,4'-diiodobiphenyl is a substrate, such as esterifications or amidations. Their combined use is rare but feasible in multi-step syntheses. Compatibility depends on the specific reaction conditions.
Understanding 4,4'-Diiodobiphenyl in Modern Chemistry
Technical Superiority in Synthetic Chemistry
Supplier Performance Benchmarking
Parameter
Supplier A
Supplier B
Our Standard
Purity (%)
98.5
99.1
99.8
Heavy Metals (ppm)
12
8
<3
Lead Time (weeks)
6-8
4-5
2-3
Tailored Molecular Solutions
Industrial Implementation Metrics
Operational Safety Enhancements
Advancing 4,4'-Diiodobiphenyl Technology Frontiers
FAQS on 4 4 diiodobiphenyl
What is the primary application of 4,4'-diiodobiphenyl?
How is 4,4'-diiodobiphenyl synthesized?
What safety precautions are needed when handling 4,4'-diiodobiphenyl?
What distinguishes 4,4'-diiodobiphenyl from 4-dimethylaminopyridine (DMAP)?
Can 4,4'-diiodobiphenyl and DMAP be used together in reactions?
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