CAS number： 75438-57-2
Molecular formula： C9H12ClN5O
molecular weight： 241.68
Chemical structure：
| Items | Specifications | Results | |||||
| Appearance | white or almost white power | Complies | |||||
| Solubility | very slightly soluble in water，sparingly soluble in methanol，slightly soluble in methylene chloride， very slightly soluble in acetonitrile | Complies | |||||
| Identification | The IR spectrum of the substance to be examined should correspond to the IR spectrum of the standard Moxonidine | Complies | |||||
| Related substance | Impurity A NMT 0.3% | Complies | |||||
| Impurity B NMT 0.3% | Complies | ||||||
| Any Impurity NMT 0.1% | Complies | ||||||
| Total Impurity NMT 0.5% | 0.20% | ||||||
| Loss on drying | NMT 0.5% | Complies | |||||
| Sulfated ash | NMT 0.1% | Complies | |||||
| Residual solvents | Methanol NMT 3000ppm | Not detected | |||||
| Dichloromethane NMT 600ppm | Not detected | ||||||
| Ethyl acctate NMT 5000ppm | Not detected | ||||||
| Ethanol NMT 5000ppm | Not detected | ||||||
| Microbiological purity | Total count of aerobic in 1 g NMT 1000 cfu/g | Complies | |||||
| Total count of fungi in 1 g NMT 1000 cfu/g | Complies | ||||||
| Absent of Escherichia coli in 1g | Absent | ||||||
| Assay (Dry basis) | 97.55-102% | 1.0006 | |||||
| Storage | Store in container，protected from light and moisture， at temperature not exceeding 25℃ | ||||||
| Shelf life | 3 years | ||||||
