N-sodiohexamethyldisilazane

Founded in February 2001 in Shangyu Economic and Technological Development Zone near Hangzhou Bay, Zhejiang, Shaoxing Shangyu Hualun Chemical is a manufacturer of pharmaceutical and chemical intermediates centered on lithium alkylide chemistry — including n-butyllithium, sec- and tert-butyllithium, isobutyllithium solutions, and (trimethylsilyl)methyllithium — as well as diethylzinc, Grignard reagents, lithium chloride, and lithium methoxide. Operating from a 10,000-square-meter plant with in-house environmental protection facilities and a long-standing R&D partnership with Zhejiang University of Technology, the company was recognized as a Shangyu Patent Demonstration Enterprise in 2014 and opened a dedicated Shaoxing R&D Center in 2015. It offers CMO contract manufacturing and can customize special products to client specifications, backed by an experienced R&D staff and established production capacity, and ships to North America, Europe, Asia, and beyond.