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| CAS号 : | 84-89-9 |
精确质量 : | 223.03000 |
| 分子式 : | C10H9NO3S |
logP : | 3.33070 |
| 分子量 : | 223.24800 |
PSA : | 88.77000 |
1-萘胺-5-磺酸 | |
5-Aminonaphthalene-1-sulfonic acid | |
84-89-9 | |
C10H9NO3S | |
223.24800 | |
88.77000 | |
3.33070 | |
223.03000 |
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白色或淡粉红色针状晶体
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库房通风低温干燥
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>300°C
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1.502 g/cm3
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III
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8
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2921450090
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UN 2585 8/PG 3
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3
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R20/21/22; R34
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S26-S36/37/39-S45
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QK1270500
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C
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品名, 成分含量, 用途 |
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2921450090. 1-萘胺和2-萘胺的衍生物及盐(包括1-萘胺）. 增值税率:17.0%. 退税率:9.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0% |
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2921450090 1-naphthylamine (α-naphthylamine), 2-naphthylamine (β-naphthylamine) and their derivatives; salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
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2921450090. 1-Naphthylamine (α-naphthylamine), 2-naphthylamine (β-naphthylamine) and their derivatives; salts thereof |
萘经低温磺化得萘磺酸,同硝酸硝化得5-硝基-1-萘磺酸,再用碳酸镁中和分离出1-萘胺-8-磺酸镁盐,经铁粉还原,硫酸酸化制得周位酸将中和分离得到滤液进行还原,酸化即得1-萘胺-5-磺酸。 | |
染料中间体。 |
