Supplier Page from Aladdin Scientific Corporation for (3s,4s)-rel-1-boc-3-fluoro-4-(hydroxymethyl)piperidine
2-oxa-5,8-diazaspiro[3.5]nonane dihydrochloride from Aladdin Scientific Corporation
5-Bromo-2-methylamino-3-nitro-4-picoline from Aladdin Scientific Corporation
Boc-3,4-dimethoxy-l-phenylalanine from Aladdin Scientific Corporation
rel-(1S,2S,5R)-6-oxo-3-azabicyclo[3.2.0]heptane-2-carboxylic acid;2,2,2-trifluoroacetic acid from Aladdin Scientific Corporation