中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | (R)-2-(1,3-dioxoisoindolin-2-yl)-3-phenylpropanoic acid | —— | C17H13NO4 | 295.295 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | (R)-2-phthalimido-3-phenylpropionaldehyde | 166734-67-4 | C17H13NO3 | 279.295 |
—— | (R)-1-diazo-3-phthalimido-4-phenylbutan-2-one | 866395-47-3 | C18H13N3O3 | 319.32 |
—— | N,N-phthaloyl-D-phenylalanine-phenyl ester | 63203-49-6 | C23H17NO4 | 371.392 |
—— | N,N-phthaloyl-D-phenylalanin-anilide | 155975-17-0 | C23H18N2O3 | 370.408 |
—— | 1-[(R)-2-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-3-phenyl-propionyl]-1H-pyrrole-2-carbaldehyde | 142597-24-8 | C22H16N2O4 | 372.38 |
Almazoles A (1) and B (2) are formed in seven steps from phenylalanine without any racemization. The key step is the N-acylation of the isoxazol-5(2H)-one (5) with the phthalimide-protected amino acid, and photolysis of the product at 300 nm in acetone.