Supplier Page from Aladdin Scientific Corporation for 1-(propan-2-yl)cyclopentan-1-ol
1-(4-Bromophenyl)pyrrolidin-2-one from Aladdin Scientific Corporation
4-Bromo-1,2-diaminobenzene from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation
spiro[2.3]hexane-4-carboxylic acid from Aladdin Scientific Corporation