Supplier Page from Thermo Fisher Scientific for 5-(Tri-n-butylstannyl)pyrimidine, 96%
2-Mercaptobenzothiazole, 95% from Thermo Fisher Scientific
D(-)-Ribose, 99+% from Thermo Fisher Scientific
DL-Menthol, 99% from Thermo Fisher Scientific
L-Serine methyl ester hydrochloride, 98% from Thermo Fisher Scientific