Supplier Page from Aladdin Scientific Corporation for Sodium pyrosulfite
3-Formyl-4-isopropoxyphenylboronic acid (contains varying amounts of Anhydride) from Aladdin Scientific Corporation
3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid from Aladdin Scientific Corporation
N,N'-Bis[2-(2,6-dichloro-phenyl)-ethyl]-3,4,9,10-perylene dicarboximide from Aladdin Scientific Corporation
Propargyl bromide from Aladdin Scientific Corporation