Supplier Page from Thermo Fisher Scientific for 4'-n-Hexylbiphenyl-4-carboxylic acid, 99%
2-Ethylaniline, 98% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific