Supplier Page from Thermo Fisher Scientific for (R)-(+)-Tetrahydro-2-furoic acid, 98+%, ee 98%
2-Ethylaniline, 98% from Thermo Fisher Scientific
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific