compound introduction
应用 钯催化的直接芳基化反应中的偶联配偶体。 Description Coupling partner in Pd-catalyzed direct arylation reactions.
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Pyridazine N-oxide
Dangerous GoodsCAS number：1457-42-7 molecular formula：C4H4N2O
overview
Specs
| Chinese alias | - | ||
| English alias | Pyridazine 1-oxide | MFCD05742416 | Pyridazine N-oxide | PYRIDAZINE-N-OXIDE | J-008147 | 1-oxidopyridazin-1-ium | AMY22876 | NSC343739 | NSC-343739 | GAJBWMUZVXJIBO-UHFFFAOYSA-N | DTXSID50163139 | Pyridazine N-oxide, 97% | Pyridazine, 1-oxide | EN300-2258 | ||
| CAS number | 1457-42-7 | molecular formula | C4H4N2O |
| molecular weight | 96.09 g/mol | Exact mass | ≥97% |
| PSA | 38.400 Ų | logp | -0.600 |
numbering system
No numbering system information yet
physicochemical properties
No physical and chemical property information yet
Safety information
pictogram：
GHS05 , GHS07
Signal word：
Danger
Hazard Statement：
H315: 引起皮肤刺激 H335: 可能引起呼吸道刺激 H302: 吞食有害 H318: 造成严重的眼睛损伤
Statement of Preventive Measures：
P261: 避免吸入灰尘/烟雾/气体/雾/蒸汽/喷雾 P280: 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。 P302+P352: 如皮肤沾染：用水充分清洗。 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。 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
WGK Germany：
3
Personal protective equipment：
dust mask type N95 (US)， Eyeshields， Gloves
UN Number：
3335
Packing Group：
III
Production methods and uses
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upstream information
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downstream information
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MSDS
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