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| CAS号 : | 16588-34-4 |
精确质量 : | 184.98800 |
| 分子式 : | C7H4ClNO3 |
logP : | 2.58390 |
| 分子量 : | 185.56500 |
PSA : | 62.89000 |
4-氯-3-硝基苯甲醛 | |
4-Chloro-3-nitrobenzaldehyde | |
16588-34-4 | |
C7H4ClNO3 | |
185.56500 | |
62.89000 | |
2.58390 | |
184.98800 |
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1.63
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淡黄色结晶粉末
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135.1ºC
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299.8ºC at 760 mmHg
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61-63 °C(lit.)
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1.485 g/cm3
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4 g/L (98 ºC)
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0.00117mmHg at 25°C
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Stable under normal temperatures and pressures.
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Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
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3
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S26-S36/37-S36/37/39-S22
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2913000090
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Xi
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R36/37/38
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品名, 成分含量, 用途 |
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2913000090 品目2912所列产品的其他衍生物〔指卤化,磺化,硝化或亚硝化的衍生物〕. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0% |
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HS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0% |
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将对氯苯甲醛加到发烟硝酸和硫酸配成的混酸中,在10℃以下反应2h,将反应物倾入碎冰中,析出白色固体,过滤,干燥,得4-氯-3-硝基苯甲醛,产率89%。 | |
有机合成中间体。 |