Supplier Page from Thermo Fisher Scientific for (S)-(+)-1,3-Butanediol, 98%
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl 4-chlorobutyrate, 97% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific