味酸并有灼烧感。其蒸气显黄绿色,并带辛辣味,对光及热稳定,能溶于水、醇、丙酮和乙酸。易吸收干燥氟化氢、氯化氢、溴化氢和碘化氢生成卤化硒。二氧化硒是一种强氧化剂,可被SO2、H2、NH3、CO、C还原成单质硒。制造其他硒化合物,生物碱检定,氧化剂。与氨反应生成氮和硒,在醇溶液中则生成亚硒酸乙基铵[NH 4 (C 2 H 5 )SeO 3 ],与肼生成氮和黑色无定形硒,与盐酸羟胺生成氮和红棕色无定形硒,与硝酸生成亚硒酸。 Usually used as reactant involved in Intramolecular oxidative cyclization,Oxidative amidation of aldehydes,Synthesis of FeSe nanostructures via electrochemical deposition,Regioselective allylic oxidation, Synthesis of CdSe quantum dots,Selenium nanoparticle sol-gel compound preparation and studies of antioxidant activity.
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Selenium dioxide
Dangerous GoodsCAS number:7446-08-4 molecular formula:SeO2
overview
compound introduction
Specs
| Chinese alias | 亚硒酐 | ||
| English alias | Selenium oxide (SeO2) | SELENIUM OXIDE [MI] | WLN: SE O2 | NCGC00260145-01 | selenium (IV) dioxide | Selenium oxide (1:2) | Selenium oxide [NA2811] [Poison] | Selenium(IV) oxide | Selenonyl | A838139 | BP-21360 | SeO2 | AKOS015855284 | SELENIUM (IV) OXID | ||
| CAS number | 7446-08-4 | molecular formula | SeO2 |
| molecular weight | 110.96 g/mol | Exact mass | - |
| PSA | 34.100 Ų | logp | - |
numbering system
No numbering system information yet
physicochemical properties
No physical and chemical property information yet
Safety information
pictogram:
GHS06 , GHS08 , GHS09
Signal word:
Danger
Hazard Statement:
H301: 吞咽会中毒 H331: 吸入会中毒 H373: 通过长时间或反复暴露对器官造成损害 H400: 对水生生物有剧毒 H410: 对水生生物有剧毒并具有长期持续影响
Statement of Preventive Measures:
P261: 避免吸入灰尘/烟雾/气体/雾/蒸汽/喷雾 P273: 避免释放到环境中。 P321: 特殊处理(请参阅此标签上的...)。 P405: 密闭存放 P501: 将内容物/容器处理到。。。 P264: 处理后要彻底洗手。 P260: 不要吸入灰尘/烟雾/气体/雾/蒸汽/喷雾。 P271: 仅在室外或通风良好的地方使用。 P270: 使用本产品时,请勿进食、饮水或吸烟。 P304+P340: 如误吸入:将人转移到空气新鲜处,保持呼吸舒适体位。 P403+P233: 存放在通风良好的地方。保持容器密闭
WGK Germany:
2
Personal protective equipment:
Eyeshields,Faceshields,full-face respirator (US),Gloves,multi-purpose combination respirator cartridge (US),type ABEK (EN14387) respirator filter
UN Number:
3283
General hazardous chemicals:
一般危化品
Packing Group:
Ⅰ
Production methods and uses
No production method and use information yet
Related
upstream information
No upstream information yet
downstream information
No downstream information yet
MSDS
Found 1 shareMSDS
2025852 | selenium dioxide | selenium dioxide





