Supplier Page from Aladdin Scientific Corporation for (3R,4S)-tert-Butyl 2-oxo-4-phenyl-3-(triethylsilyloxy)azetidine-1-carboxylate
1,4-Dioxa-spiro[4.5]dec-8-ylamine from Aladdin Scientific Corporation
7-Bromo-1H-indazole from Aladdin Scientific Corporation
Cellulose acetate butyrate from Aladdin Scientific Corporation
Palmitic acid PEG amine from Aladdin Scientific Corporation