4-(Diphenylphosphino)benzoic acid
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https://www.alfachemic.com/catalysts/product/4-diphenylphosphino-benzoic-acid-cas-2129-31-9-12371.html Alfa Chemistry Catalysts offers a catalog of catalysts for a wide range of applications. Products listed on our website are either in stock or can be reconstituted within a reasonable time frame. In-stock products can be shipped within 3-5 business days of receipt of customer purchase order.