土霉素 | 79-57-2

中文名土霉素

中文同义氧四環素;地靈黴素;4-二甲氨基-1,4,4a,5,5a,6,11,12a-八氢-3,5,6,10,12,12a-六羟基-6-甲基-1,11-二氧代-并四苯-2-甲酰胺;土霉素;地霉素;氧四环素;地素;氧四素

英文名Oxytetracycline

英文同义12,12a-hexahydroxy-6-methyl-1,11-dioxo-10;4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,6,10,12,12a-hexahydroxy-6-methyl-1,11-dioxo-,2-Naphthacenecarboxamide;5-hydroxy-tetracyclin;6,10,12,12a-hexahydroxy-6-methyl-1,11-dioxo-,(4s-(4-alpha,4a-alpha,5-alpha,5a;6,10,12,12a-hexahydroxy-6-methyl-1,11-dioxo-,[4s-(4alpha,4aalpha,5alpha,5a;6-beta,12a-alpha))–alph;adamycin;antibiotictm25

CAS79-57-2

分子式C22H24N2O9

分子量460.43

EINECS201-212-8

结构式

性质

熔点183 °C

比旋光度-223 º (c=1 0.03N HCl)

沸点565.29°C (rough estimate)

密度1.6340

折射率1.6500 (estimate)

储存条件-20°C

溶解度Sparingly soluble in aqueous solution at 0.6 mg/mL

酸度系数(pKa)pKa 3.27/7.32/9.11(H2O,t =25,I<0.01)(Approximate)

形态Crystalline Powder

颜色Beige to light yellow

水溶解性0.2 g/L

InChIKeyIWVCMVBTMGNXQD-PXOLEDIWSA-N

EPA化学物质信息Oxytetracycline (79-57-2)