Building Blocks

New Products from Aldrich Chemistry

Featured Building Blocks

In collaboration with K. Barry Sharpless and coworkers, Aldrich Chemistry now offers a variety of sulfonyl fluoride building blocks (Product #′s: ALD00044, ALD00058, ALD00064, ALD00052, ALD00056, ALD00126, and ALD00192). These products have desired reactive properties, such as resistance to oxidation and reduction and the capability to react on water. Additionally, sulfonyl fluorides offer increased stability than comparable sulfonyl halides.

View Details for Aldrich Product No. ALD00044 2-Phenylethenesulfonyl fluoride .................. View Details for Aldrich Product No. ALD00058 5-Bromo-2-methoxybenzenesulfonyl fluoride .................. View Details for Aldrich Product No. ALD00064 2,5-Dimethoxybenzenesulfonyl fluoride .................. View Details for Aldrich Product No. ALD00192 2-Chlorobenzenesulfonyl fluoride

Below is a small selection of over 17,000 new building block products that Sigma-Aldrich has recently introduced to the market. Please use the link below to browse our building blocks online product catalog for a complete listing of new and existing products for your chemistry needs.

View new Building Blocks or All Building Blocks to refine by category, grade, purity, and various physical properties.

See our Online Product Catalog for additional product offerings under Building Blocks.

Product #



Molecular Formula

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900577 (R)-2-Ethylpiperidine hydrochloride ≥95% New C7H15N · HCl
900576 (R)-2-Methyl-2-phenylpiperidine ≥95% New C12H17N
900588 (S)-2-(Piperidin-2-yl)pyridine 95% New C10H14N2