Supplier Page from Thermo Fisher Scientific for 2,5-Dimethoxy-4-methylbenzaldehyde, 97%
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Glutaric acid, 99% from Thermo Fisher Scientific
Glutaric dialdehyde, 25 wt.% solution in water from Thermo Fisher Scientific