CAS No.: 910463-68-2
分子式:C187H291N45O59
分子量:4113.64
应用领域:一种人胰高糖素样肽-1(GLP-1)类似物,用于治疗糖尿病。
结构式:
主要质量指标:
检验项目Tests | 标准Specifications | 结果Results |
外观Appearance | 白色粉末White powder | 符合Conforms |
溶解性Solubility | 易溶于水Freely soluble in water | 符合Conforms |
酸碱度pH | 6.0-9.0 | 7.5 |
氨基酸Amino acid analysis | 符合Conform | 符合Conform |
醋酸Acetic acid | <0.5% | 0.0% |
三氟乙酸TFA | <0.5% | 0.0% |
水分Water Content | ≤10.0% | 5.5% |
纯度Purity(HPLC) | ≥ 99.0% | 99.4% |
The largest individual impurity test NMT0.35% | 0.18% |
Total impurities NMT 1.0% | 0.62% |
分子量Mass spectrum | 4813.4±1.0 | 符合Conform |
细菌内毒素Bacterial endotoxins | <5EU/mg | 符合Conform |
肽含量Peptide content | ≥85.0% | 93.8% |
微生物限度Microbial Limits | 总需氧数≤1000cfu/g | 少于20cfu/g |
Total aerobic microbial count ≤1000cfu/g | Less than 20cfu/g |
霉菌和酵母菌数≤200cfu/g | 少于20cfu/g |
Total yeast and mold count ≤100cfu/g | Less than 20cfu/g |
不得检出大肠杆菌 | 未检出 |
Escherichia coli:Absent | Absent |
残留溶剂residual solvents | 乙腈Acetonitrile≤410ppm | 60ppm |
甲醇 Methanol≤3000ppm | N.D |
哌啶Piperidine≤5000ppm | N.D |
N’N-二甲基甲酰胺DMF≤880ppm | N.D |
三乙胺Triethylamine ≤320ppm | N.D |
二氯甲烷DCM≤600ppm | N.D |
含量Assay(HPLC) | 95.0%-105.0% | 98.6% |