Supplier Page from Aladdin Scientific Corporation for 1-Benzyl-3-(4-bromophenyl)urea
2-Pyridylamidoxime from Aladdin Scientific Corporation
3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid from Aladdin Scientific Corporation
Fluorescein PEG NHS, FITC-PEG-NHS from Aladdin Scientific Corporation
Propargyl bromide from Aladdin Scientific Corporation