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头孢他啶杂质 B
Ceftazidime impurity B
产品别名
头孢他啶杂质 B
Ceftazidime impurity B
(6R,7R)-7-({(2E)-2-(2-Amino-1,3-thiazol-4-yl)-2-[(1-carboxy-1-methylethoxy)imino]ethanoyl}amino)-8-oxo-3-(1-pyridiniumylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
结构式
基本信息
| Empirical Formula【经验(实验)分子式】 | C22H22N6O7S2 |
| Molecular weight | 546.58 |
| MDL number | MFCD21363483 |
| PubChem Substance ID【PubChem化学物质编号】 | 329797805 |
| Other Notes【其他说明】 | Please note that sigma-aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. sigma-aldrich does not collect analytical data for this product. Buyer assumes responsibility to confirm product identity and/or purity. All sales are final. NOTWITHSTANDING ANY CONTRARY PROVISION CONTAINED IN SIGMA-ALDRICH′S STANDARD TERMS AND CONDITIONS OF SALE OR AN AGREEMENT BETWEEN SIGMA-ALDRICH AND BUYER, SIGMA-ALDRICH SELLS THIS PRODUCT "AS-IS" AND MAKES NO REPRESENTATION OR WARRANTY WHATSOEVER WITH RESPECT TO THIS PRODUCT, INCLUDING ANY (A) WARRANTY OF MERCHANTABILITY, (B) WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE, OR (C) WARRANTY AGAINST INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OF A THIRD PARTY, WHETHER ARISING BY LAW, COURSE OF DEALING, COURSE OF PERFORMANCE, USAGE OF TRADE OR OTHERWISE. |
产品性质
| description【描述】 | AldrichCPR |
| SMILES string | [H][C@]12SCC(C[N+]3=CC=CC=C3)=C(C([O-])=O)N1C([C@H]2NC(/C(C4=CSC(N)=N4)=N/OC(C)(C(O)=O)C)=O)=O |
| InChI | 1S/C22H22N6O7S2/c1-22(2,20(33)34)35-26-13(12-10-37-21(23)24-12)16(29)25-14-17(30)28-15(19(31)32)11(9-36-18(14)28)8-27-6-4-3-5-7-27/h3-7,10,14,18H,8-9H2,1-2H3,(H4-,23,24,25,29,31,32,33,34)/b26-13+/t14-,18-/m1/s1 |
| InChI key | ORFOPKXBNMVMKC-KZBLUZIOSA-N |
安全信息
| Pictograms【象形图】 | GHS07 |
| Signal word【警示用语：】 | Warning |
| Hazard Statements | H319 |
| Precautionary Statements | P305 + P351 + P338 |
| Hazard Classifications【危险分类】 | Eye Irrit. 2 |
| Storage Class Code【储存分类代码】 | 13 - Non Combustible Solids |
| WGK | WGK 3 |
