中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | methyl 2-[(t-butoxycarbonyl)amino]-3-(4-hydroxyphenyl)propanoate | 188576-13-8 | C15H21NO5 | 295.335 |
2-氨基-3-(4-甲氧基苯基)丙酸甲酯 | methyl 2-amino-3-(4-methoxyphenyl) propanoate | 61780-18-5 | C11H15NO3 | 209.245 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | N-(tert-butoxycarbonyl)-N,O-dimethyltyrosine | —— | C16H23NO5 | 309.362 |
—— | tert-butyl (1-hydroxy-3-(4-methoxyphenyl)propan-2-yl)carbamate | —— | C15H23NO4 | 281.352 |
2-氨基-3-(4-甲氧基苯基)丙酸甲酯 | methyl 2-amino-3-(4-methoxyphenyl) propanoate | 61780-18-5 | C11H15NO3 | 209.245 |
—— | 2-[3-(4-chlorophenyl)ureido]-3-(4-methoxyphenyl)propionic acid | —— | C17H17ClN2O4 | 348.786 |
A novel highly enantioselective two step access to a unit B precursor of cryptophycins in good yields from commercially available starting materials has been developed. The key step is an asymmetric hydrogenation using the commercially available [(COD)Rh-(