Supplier Page from Aladdin Scientific Corporation for 2-(2-Bromophenoxy)-2-phenylacetic acid
(1R,2R)-(+)-1,2-Diphenylethylenediamine from Aladdin Scientific Corporation
1-Chloroethyl chloroformate from Aladdin Scientific Corporation
Diphenylamine（DPA） from Aladdin Scientific Corporation
Teprenone [mixture of (5E,9E,13E)- and (5Z,9E,13E)- isomers] from Aladdin Scientific Corporation