Profile: Yangzhou Baocheng Bio-Chemical Co., Ltd. is a producer of amino acid protective additives. Our product line includes protective reagents such as fmoc-C1, boc-acidanhydride, boc-ON, fmoc-OSu, cbz-OSu and fmoc amino acid series such as fmoc-L-ala-OH, fmoc-L-asn-OH, fmoc-D-ser-OH, fmoc-L-val-OH, fmoc-D-met-OH, fmoc-gly-OH, fmoc-L-asp-OH, fmoc-D-trp-OH and fmoc-L-pro-OH. We offer amino acid ester hydrochloride series like l-tryptophan methyl ester hydrochloride, L-phenylalanine methyl ester hydrochloride, d-leucine methyl ester hydrochloride, DL-tryptophan methyl ester hydrochloride, L-glutamic acid dimethyl ester hydrochloride, D-phenylglycine ethyl ester hydrochloride and l-arginine methyl ester dihydrochloride.