| post date: | jan 11,2022 |
| expiry date: | jan 11,2023 |
| detailed description: |
cas no. :21593-23-7
quantity: 2metric tons specs:99% price:1000 usd metric tons payment method: tt cephapirin acid cefapirin acid cas no: 21593-23-7 molecular formula: c17h17n3o6s2 molecular weight: 412.5 appearance:white or yellowish crystalline powder purity:99% usage: intermediate of cefapirin sodium |
| cas registry number: | 21593-23-7 |
| synonyms: | ;cefapirin;(6r,7r)-3-[(acetyloxy)methyl]-8-oxo-7-{[(pyridin-4-ylsulfanyl)acetyl]amino}-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; |
| molecular formula: | c17h17n3o6s2 |
| molecular weight: | 423.4634 |
| molecular structure: | 
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