获取电话API英文名：Ceftazidime pentahydrate Imp.B
产品编号：E-2776 (头孢他啶 杂质B)
药典：EP 8.0
杂质药典名称：Imp.B
化学命名： (6R,7R)-7-[[(2E)-2-(2-aminothiazol-4-yl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-8-oxo-3-[(1-pyridinio)methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
分子式：C22H22N6O7S2
分子量：546.5761
用途：用于含量测定/鉴定/药理实验等。
头孢他啶 杂质B (标准品、对照品) Ceftazidime pentahydrate Imp.B 标准装10mg每支，E-2776 头孢他啶 杂质B (标准品、对照品) 欢迎大家来电来函。
上海同田生物对照品
特色优势：
E-2776 头孢他啶 杂质B Ceftazidime pentahydrate Imp.B
E-0091 蛇床子素 484-12-8 C15H16O3 244.28574
E-0362 β-倒捻子素 20931-37-7 C25H28O6 424.4902
E-0799 乙酰哈巴苷 6926-14-3 C17H26O11 406.38
E-0841 贝母辛 19773-24-1 C27H41NO3 427.63
E-0967 环维黄杨星D 860-79-7 C26H46N2O 402.66
E-1267 4-[(2S,6S)-5,6-二氢-6-[2-(4-羟基苯基)乙基]-2H-吡喃-2-基]苯酚 227289-51-2 C19H20O3 296.36945
E-1355 2-(1H-Indole-3-carboxamido)benzoic acid 171817-95-1 C16H12N2O3 280.28564
E-1368 2',4'-Dihydroxy-3,7':4,8'-diepoxylign-7-ene 666250-52-8 C18H18O4 298.34176
E-1479 5-(1-Hydroxyethyl)-2,4-dimethoxytetrahydrofuran-3-ol N C28H42O14 192.21372
E-1526 7''-O-Methylsciadopitysin 3778-25-4 C34H26O10 594.58032
E-1569 Alnusdiol 56973-51-4 C19H22O4 314.38479
E-1708 去氢欧夹竹桃甙元洋地黄苷 52628-62-3 C30H42O8 530.66444
E-1709 Dehydroadynerigenin β-neritrioside 143212-60-6 C42H62O17 838.95224
E-1765 湿地松醇; 反式-赖百当-8(20),12,14-三烯-19-醇 10178-31-1 C20H32O 288.47744
E-1787 Epirengynic acid 1310146-00-9 C8H14O4 174.2
E-1835 甘草宁 M; 5,7-二羟基-3-(4-甲氧基苯基)-8-(3-甲基-2-丁烯-1-基)-4H-1-苯并吡喃-4-酮 129145-51-3 C21H20O5 352.39055
E-1910 Isokadsurenin D 147976-35-0 C21H24O5 356.42243
E-1952 Lasiodonin 38602-52-7 C20H28O6 364.44256
E-2230 窃衣素 13018-10-5 C22H32O5 376.49734
头孢他啶 杂质B Ceftazidime pentahydrate Imp.B
E-2732 头孢呋辛钠 杂质C Cefuroxime Sodium Imp.C C15H15N3O6S 365.3611
E-2738 头孢呋辛酯 杂质A Cefuroxime axetil Imp.A C20H21N4O10S 509.4665
E-2745 头孢克洛 杂质D Cefaclor Imp.D C15H14ClN3O4S 367.8074
E-2747 头孢克洛 杂质F Cefaclor Imp.F C10H8N2O 172.1833
E-2760 头孢拉定 杂质E Cefradine Imp.E C16H17N3O5S 363.3883
E-2762 头孢拉定 杂质G Cefradine Imp.G C13H18N2O4S 298.358
E-2765 头孢曲松 杂质C Ceftriaxone sodium Imp.C C4H5N3O2S 159.1664
E-2769 头孢噻肟钠 杂质B Cefotaxime Sodium Imp.B C14H15N5O6S2 413.43
E-2779 头孢他啶 杂质F Ceftazidime pentahydrate Imp.F C5H5N 79.0999
E-2793 头孢妥仑匹酯 7(E)-isomer Cefditoren pivoxil7(E)-isomer C25H28N6O7S3 620.7208
E-2799 普瑞巴林 PD0312237+PD0312236混合杂质 (Pregabalin PD0312237+PD0312236混合杂质) / /
E-2809 瑞舒伐他汀钙 杂质H Rosuvastatin CalciumImp.H C22H28FN3O6S 481.54
E-2811 红霉素 杂质C Erythromycin Imp.C C37H65NO14 747.9103
E-2813 头孢替安酯 杂质A1 Cefotiam Hexetil Imp.A1 C27H37N9O7S3 695.1978
E-2814 头孢替安酯 杂质B4 Cefotiam Hexetil Imp.B4 C5H11N5S 173.0735
