Supplier Page from Aladdin Scientific Corporation for (3-Cyclopropylphenyl)boronic acid（contains varying amounts of Anhydride）
(2R)-2-methyloxane-2-carboxylic acid from Aladdin Scientific Corporation
(S)-1-Boc-3-(hydroxymethyl)piperidine from Aladdin Scientific Corporation
4-(1H-Pyrazol-1-ylsulfonyl)phenylboronic acid from Aladdin Scientific Corporation
tert-butyl (3R,4R)-3-fluoro-4-hydroxypyrrolidine-1-carboxylate from Aladdin Scientific Corporation