中文名 | 差向四环素 |
英文名 | 4-Epitetracycline |
别名 | 差向四环素 莱姆环素EP杂质A |
英文别名 | Quatrimycin Epitetracycline 4-Epitetracycline 4-EPI-TETRACYCLINE 4 EPI TETRACYCLINE TFA salt 2-Naphthacenecarboxamide, 4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-, (4R,4aS,5aS,6S,12aS)- (2Z,4R,4aS,5aS,6S,12aS)-2-(amino-hydroxy-methylidene)-4-dimethylamino- 6,10,11,12a-tetrahydroxy-6-methyl-4,4a,5,5a-tetrahydrotetracene-1,3,12 -trione |
CAS | 79-85-6 |
化学式 | C22H24N2O8 |
分子量 | 444.43 |
密度 | 1?+-.0.1 g/cm3(Predicted) |
熔点 | 170-171 °C (decomp) |
沸点 | 790.6±60.0 °C(Predicted) |
酸度系数 | pKa 4.8 (MeOH/H2O (1:1)t=30±2 ) (Uncertain);8.0 (MeOH/H2O (1:1)t=30±2 ) (Uncertain);9.3(MeOH/H2O (1: |
存储条件 | 2-8℃ |
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