Supplier Page from Aladdin Scientific Corporation for (2R,4S)-1-benzyloxycarbonyl-4-(tert-butoxycarbonylamino)pyrrolidine-2-carboxylic acid
4-Ethyl-1,3-dimethyl-1H-pyrazol-5-amine sesquihydrate from Aladdin Scientific Corporation
Palmitic acid PEG amine from Aladdin Scientific Corporation
PDE4 inhibitor 16 from Aladdin Scientific Corporation
Propargyl bromide from Aladdin Scientific Corporation