Supplier Page from Thermo Fisher Scientific for µd-Valerolactone, 98%, may contain polymer
1-Ethylpiperidine, 99% from Thermo Fisher Scientific
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific