Supplier Page from Aladdin Scientific Corporation for 1,2,3-Propanetricarboxamide
5-(2-Ethoxyphenyl)-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]-7-pyrimidinone from Aladdin Scientific Corporation
5-Bromobenzo[b]naphtho[1,2-d]thiophene from Aladdin Scientific Corporation
Nα-(tert-Butoxycarbonyl)-L-tryptophan N-Succinimidyl Ester from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation