Supplier Page from Thermo Fisher Scientific for Sodium 1-heptanesulfonate monohydrate, 99%
4-Bromobutyric acid, 98% from Thermo Fisher Scientific
Methyl acetoacetate, 99+% from Thermo Fisher Scientific
Methyl chloroformate, 99% from Thermo Fisher Scientific
Norcamphor, 99% from Thermo Fisher Scientific