Supplier Page from Aladdin Scientific Corporation for 1-Bromo-2-methoxynaphthalene
2,4-Dimethoxy-1-nitrobenzene from Aladdin Scientific Corporation
5-(2-Ethoxyphenyl)-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]-7-pyrimidinone from Aladdin Scientific Corporation
Methyl 5-(Hydroxymethyl)-1H-imidazole-4-carboxylate from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation