Supplier Page from Aladdin Scientific Corporation for α-Hederin
(6S)-4-oxo-5-azaspiro[2.4]heptane-6-carboxylic acid from Aladdin Scientific Corporation
DFMTI from Aladdin Scientific Corporation
Potassium chromate from Aladdin Scientific Corporation
tert-Butyl vinylcarbamate from Aladdin Scientific Corporation