Supplier Page from Aladdin Scientific Corporation for Phthalein purple
(5-Trimethylsilanylethynyl-pyridin-2-yl)-carbamic acid tert-butyl ester from Aladdin Scientific Corporation
Azido-PEG6-acid from Aladdin Scientific Corporation
Glycine n-octyl ester hydrochloride from Aladdin Scientific Corporation
L-threo-Phenylserine from Aladdin Scientific Corporation