Supplier Page from Aladdin Scientific Corporation for Phenyl N-acetyl-α-D-galactosaminide
(R)-(-)-Rolipram from Aladdin Scientific Corporation
2-oxa-5,8-diazaspiro[3.5]nonane dihydrochloride from Aladdin Scientific Corporation
3-Chloro-2-methoxyphenylboronic acid (contains varying amounts of Anhydride) from Aladdin Scientific Corporation
4-(Dimethylamino)phenyl isocyanate from Aladdin Scientific Corporation