Supplier Page from Aladdin Scientific Corporation for Xanthosine
2-Acetyl-5-cyanothiophene from Aladdin Scientific Corporation
3-Bromo-1-propanethiol Acetate from Aladdin Scientific Corporation
4-Nitrophenyl α-D-Glucuronide from Aladdin Scientific Corporation
Trifluoroacetic acid - Triethylamine 2M:2M solution from Aladdin Scientific Corporation