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CAS RN: 2503-56-2 | 产品编码: H0273
7-Hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine
![Chemical Structure of 7-Hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine](/medias/H0273.jpg?context=bWFzdGVyfHJvb3R8NTA5ODV8aW1hZ2UvanBlZ3xhREJsTDJoaVppODRPVEl4T1RBNU56VTFPVE0wTDBnd01qY3pMbXB3Wnd8NGQxNWUzMDlmZjY3NDYxYjM3NTdlOTE3N2MxNDk3ZGFhODVjNzU5NDM3YjFkYjczZDgzNjNkOTUyZjEyZmViZQ "7-Hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine")
![Thumbnail of 7-Hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine](/medias/H0273.jpg?context=bWFzdGVyfHJvb3R8MTU1Mjh8aW1hZ2UvanBlZ3xhR000TDJnNU5DODRPVE0xTXpZM016RXhNemt3TDBnd01qY3pMbXB3Wnd8YTM3MmY5YzAzNjU3MDg5Yjg1NTRjZjU2NDdiNTA5ODhmZTQxYjhmYzhiNGEyOWUxZjRkMTU1NTZiN2Y3ZDRkNg)
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![7-Hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine](/_ui/responsive/theme-tci/images/missing_product_zoom.jpg "7-Hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine")
技术规格
| Appearance | White to Almost white powder to crystal |
| Purity(Neutralization titration) | min. 98.0 % |
| NMR | confirm to structure |
物性（参考值）
| 熔点 | 226 °C |
GHS
| 象形图 |
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| 信号词 | Warning |
| 危险性说明 | H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| 防范说明 | P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. |
相关法规
| RTECS# | XZ6133300 |
运输信息
| HS编码* | 2933.99-000 |
参考文献
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技术规格
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