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Product introduction:
Package:1Kg/bag,5Kg/bag,25Kg/drum
Chemical name:3-Pyridinesulfonamide, N-[[(1-methylethyl)amino]carbonyl]-4-[(3-methylphenyl)amino]-.1-Isopropyl-3-[(4-m-toluidino-3-pyridyl)sulfonyl]urea
Molecular formular:C16H20N4O3S
Molecular weight:348.43
CAS:56211-40-6
Molecular structure:
Quality standard:According to USP28、EP5.2
| item | USP28 standard | Enterprise standard | EP5.2 standard |
| Property | White or off white powder or crystal | White or off white powder or crystal | White or off white powder |
| Relation substance | ImpurityA≤0.5％ ImpurityB≤0.3％ ImpurityC≤0.2％ Other≤0.1％ Impurity≤1.0％ | Impurity≤1.0％ Single peak≤0.5％ | ImpurityA、C、D≤0.1％ ImpurityB≤0.5％ Other≤0.1％ Impurity≤0.6％ |
| Loss in dry | ≤0.8％ | ≤1.0％ | ≤0.5％ |
| Remain in burn | ≤0.1% | ≤0.1% | - |
| Heavy metal | ≤10ppm | ≤10ppm | ≤10ppm |
| Sulfuric acid ash | - | - | ≤0.1% |
| Assay | 98.0～102.0％ | ≥98.5% | 99.0～101.0％ |
