Supplier Page from Thermo Fisher Scientific for Hafnium tert-butoxide, 99.9% (metals basis excluding Zr), Zr< 0.5%
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific