Supplier Page from Aladdin Scientific Corporation for 1,3-Dibromoazulene
2,2′-Bis(di-p-tolylphosphino)-1,1′-binaphthyl from Aladdin Scientific Corporation
4-Amino-2,3-difluorobenzonitrile from Aladdin Scientific Corporation
5-methoxycarbonylnorpinane-1-carboxylic acid from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation