Recently, Shijiazhuang Pengnuo Technology Co., Ltd. has made new progress in high‑end macrocyclic compound research. Its flagship product Dibenzo-18-Crown-6(CAS:14187-32-7) has gone through refining‑process upgrades. High‑purity grades are now available for stable shipment, supplying reliable domestic crown‑ether reagents for domestic universities, research institutes, pharmaceutical R&D institutions and new‑material enterprises, and advancing domestic substitution within this niche segment.
Dibenzo-18-Crown-6(CAS:14187-32-7) is a classic benzo‑substituted crown‑ether compound widely used in supramolecular chemistry. Thanks to its unique cyclic cavity structure, it delivers highly selective complexation towards alkali‑metal cations such as potassium ions, acting as an efficient ion complexing agent and phase‑transfer catalyst. In organic‑synthesis reactions, it breaks barriers between aqueous and organic phases, accelerates reaction rates, reduces by‑product formation and improves synthetic yields. In analytical chemistry, it is applied in extraction, separation and enrichment of metal ions, as well as fabrication of potassium‑ion selective electrodes. It also plays an irreplaceable role in cutting‑edge R&D fields including drug‑carrier development, electrochemical sensors and advanced new‑material research.
For a long time, domestic production capacity for high‑purity crown‑ether reagents has been limited. Many scientific‑research and development projects rely heavily on imported reagents, which suffer from long lead times and high costs and hinder project progress. Targeting bottlenecks in the synthesis and purification of Dibenzo-18-Crown-6(CAS:14187-32-7), Pengnuo Technology has optimized manufacturing workflows to strictly control impurities and guarantee consistent batch‑to‑batch performance. Products can meet demands for both research‑grade and synthesis‑grade specifications and shorten delivery cycles for domestic customers.
As a local fine‑chemical enterprise based in Shijiazhuang, Pengnuo Technology also supplies 18-Crown-6 (CAS:17455-13-9) and other crown‑ether products. Its full‑range portfolio covers pharmaceutical intermediates, biological buffers, UV absorbers and lithium‑battery additives, delivering one‑stop fine‑chemical supply services for scientific research, pharmaceutical manufacturing, new‑energy industry and environmental‑testing sectors. Leveraging local geographical advantages, the company implements full‑process quality control covering raw‑material incoming inspection, synthesis & refining, finished‑product testing and outbound delivery, with flexible delivery capacity ranging from small‑batch lab‑scale reagents to industrial‑volume orders.
According to company representatives, the localization of high‑end specialty reagents is a key trend for the fine‑chemical industry. Crown‑ether macrocyclic compounds serve as critical raw materials for numerous frontier scientific studies and new‑drug development. Pengnuo Technology will keep optimizing processes for crown ethers and other specialty macrocyclic compounds. Centered on real‑world R&D pain points of customers, the company will keep delivering stable, cost‑effective domestic fine‑chemical materials to boost domestic scientific‑research innovation and the growth of the new‑material industry.
• Official Website:www.pengnuochemical.com
• E‑mail:sales@pengnuochemical.com
Post time: Sep-23-2026