Supplier Page from Thermo Fisher Scientific for (Formylmethylene)triphenylphosphorane, 97%, may cont. up to ca 3% water
2-Ethylaniline, 98% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific