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| CAS号 : | 485-47-2 |
精确质量 : | 178.02700 |
| 分子式 : | C9H6O4 |
logP : | -0.25350 |
| 分子量 : | 178.14200 |
PSA : | 74.60000 |
水合茚三酮 | |
ninhydrin | |
485-47-2 | |
C9H6O4 | |
178.14200 | |
74.60000 | |
-0.25350 | |
178.02700 |
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白色至淡黄色结晶粉末
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13 °C
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449.3ºC at 760 mmHg
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250 °C (dec.)(lit.)
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0.862
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0.1-0.5 g/100 mL at 20 ºC
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9.83E-05mmHg at 25°C
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Stable. Incompatible with amines, alkalies, strong bases. Light-sensitive.
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Store at RT.
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NK5425000
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3
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S26-S28A-S45-S16
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UN 1170 3/PG 2
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Xn
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R22; R36/37/38
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2915900090
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品名, 成分含量, 用途 |
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A.入境货物通关单 B.出境货物通关单 |
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R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验 |
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2915900090. 其他饱和无环一元羧酸及其酸酐（酰卤、过氧）化物、过氧酸及其卤化、硝化、磺化、亚硝化衍生物. 增值税率:17.0%. 退税率:9.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:5.5%. 普通关税:30.0% |
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2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0% |
将苯二甲酸二乙酯与乙酸乙酯在金属钠存在下反应,生成苯并戊二酮甲酸乙酯,经酸化失羧生成苯并戊二酮,再氧化生成水合茚三酮。用途:该品是蛋白质、氨基酸及蛋白胨的灵敏试剂。该品高毒,小鼠腹腔注射LD50为78mg/kg。 | |
用作测定蛋白质、氨基酸和蛋白胨的试剂及色谱分析试剂 |
