- Molecular formula: C9H10ClNO6S2
 Molecular weight: 327.75 Molecular weight: 327.75
 Appearance: Almost white crystalline powder Appearance: Almost white crystalline powder
 Purification: ≥98%(HPLC) Purification: ≥98%(HPLC)
 Melting point: 115-120℃ Melting point: 115-120℃
 Dry loss: ≤1.0 % Dry loss: ≤1.0 %
 Structural formula: Structural formula: 
5-chloro-3-sulfonglamino methyl acetate-Thiophene 2-carboxylic acid methyl ester





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