CAS number： 551-92-8
Molecular formula： C5H7N3O2
molecular weight： 141.128
Chemical structure：
| Products name | Dimetridazole | ||
| Shelf life | 2 years | ||
| Test | specification | result | |
| Characteristics | an almost whiter or brownish yellow powder | Almost white | |
| solubility | slightly solublein water freely soluble in chloroform. sparingly soluble in ethanol slightly soluble in other. | comple | |
| identification | positive reaction | positive reaction | |
| melting point | 138--141 | 139.2--139.5 | |
| 2-methul-5pnitroimidazole | precipitated have not muddily | pass | |
| loss on dring | preciptateds have not muddily | pass | |
| sulphated ash | <0.1%< td=""> | 0.05% | |
| particle size | 40-80mesh | comply | |
| assay | 98%-101% | 99.2% | |
