Supplier Page from Aladdin Scientific Corporation for (1S,3R)-3-acetyl-2,2-dimethyl-cyclobutanecarboxylic acid
(R)-(-)-Rolipram from Aladdin Scientific Corporation
3'-Fluoro-4'-hydroxyacetophenone from Aladdin Scientific Corporation
Fmoc-D-3,4-difluorophenylalanine from Aladdin Scientific Corporation
tert-butyl (3R,4R)-3-fluoro-4-hydroxypyrrolidine-1-carboxylate from Aladdin Scientific Corporation