CAS：13553-79-2 利福霉素S原料 现货库存 可供样品和产品资料

L239-利福霉素S-13553-79-2

1800/KG

中文名称:利福霉素S

英文名称:Rifamycin S

CAS No.   13553-79-2

分子式:   C37H45NO12 

分子量:  695.762 

外观 为黄色或橙黄色粉末  

溶解性 易溶于二氯甲烷，略溶于甲醇

25位去乙酰基利福霉素S(RRT约064) ≤1.0%

杂质 ≤0.2% 杂质总和 ≤2.0%

炽灼残渣 ≤1.0% 水分 ≤2.5%

残留溶剂 

异丙醇 ≤5000ppm 乙酸丁酯 ≤5000ppm

含量 97.0-101.0%（干品 Anhydrous） 

包装 25公斤/桶; 50公斤/桶 

类别 利福霉素类衍生物 

L239 rifamycin s-13553-79-2

1800/KG

Rifamycin s

English Name: rifamycin s

CAS No. 13553-79-2

Molecular formula: c37h45no12

Molecular weight: 695.762

The appearance is yellow or orange powder

Solubility: easily soluble in dichloromethane and slightly soluble in methanol

Deacetylrifamycin s at position 25 (RRT about 064) ≤ 1.0%

Maximum impurity ≤ 0.2% total impurity ≤ 2.0%

Ignition residue ≤ 1.0%, moisture ≤ 2.5%

Residual solvent

Isopropanol ≤ 5000ppm butyl acetate ≤ 5000ppm

Content 97.0-101.0% (anhydrous dry product)

Packing: 25kg / barrel; 50kg / barrel

Class rifamycin derivatives