Supplier Page from Aladdin Scientific Corporation for (4S,5S)-octane-4,5-diamine
(2R)-2-methyloxane-2-carboxylic acid from Aladdin Scientific Corporation
(3-Ammoniopropyl)di-tert-butylphosphonium bis(tetrafluoroborate) from Aladdin Scientific Corporation
3-Formyl-4-isopropoxyphenylboronic acid (contains varying amounts of Anhydride) from Aladdin Scientific Corporation
N,N'-Bis[2-(2,6-dichloro-phenyl)-ethyl]-3,4,9,10-perylene dicarboximide from Aladdin Scientific Corporation