Supplier Page from Aladdin Scientific Corporation for (3-Nitrobenzyl)mercaptan
2,4-Difluoro-5-formylbenzonitrile from Aladdin Scientific Corporation
6-Amino-5-iodonicotinic acid from Aladdin Scientific Corporation
Fluorescein PEG NHS, FITC-PEG-NHS from Aladdin Scientific Corporation
Fmoc-D-3,4-difluorophenylalanine from Aladdin Scientific Corporation