Supplier Page from Thermo Fisher Scientific for Hafnium tert-butoxide, 99.9% (metals basis excluding Zr), Zr< 0.5%
3-Ethoxy-2-cyclohexen-1-one, 99% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific