3-Aminophenylboronic acid hydrochloride, 98%, Thermo Scientific Chemicals, Quantity: 5g, White to Gray, Molecular Weight: 173.40, Percent Purity: 98%, Assay Percent Range: 98% min. (HPLC), CAS: 85006-23-1, CAS Max %: 100.0, CAS Min %: 97.5,
4-Thiazolecarboxylic acid, 97%, C4H3NO2S, CAS Number-3973-08-8, 1,1,4,4-tetraethoxy-2-butyne, 2-butyne,1,1,4,4-tetraethoxy, 5g, 96% min. (HPLC), 129.14, GHS Signal Word: Warning, GHS H Statement May cause an allergic skin reaction. Causes s