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| CAS号 : | 22818-40-2 |
精确质量 : | 167.05800 |
| 分子式 : | C8H9NO3 |
logP : | 1.17690 |
| 分子量 : | 167.16200 |
PSA : | 83.55000 |
D(-)-对羟基苯甘氨酸 | |
D-4-hydroxyphenylglycine | |
22818-40-2 | |
C8H9NO3 | |
167.16200 | |
83.55000 | |
1.17690 | |
167.05800 |
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-158 ° (C=1, 1mol/L HCl)
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白色至灰白色结晶粉末
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223.7ºC
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240 °C (dec.)(lit.)
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1.396
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5 g/L (20 ºC)
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0.000272mmHg at 25°C
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Stable under normal temperatures and pressures.
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Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances.
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3
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29225000
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S26-S36-S24/25
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Xi
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R36/37/38
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2933990090
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2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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暂时无法加载合成路线，请稍后刷新重试 |
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<p>大茴香醛经环合、水解制成DL-对羟基苯甘氨酸,再用甲醇酯化,用酒石酸拆分,得到D(-)-对羟基苯甘氨酸。国内大部分D-对羟基苯甘氨酸的生产企业目前基本都采用乙醛酸工艺生产。</p> | |
<p>合成半合成青霉素和头孢菌素的中间体，用于制造氨苄青霉素、氧哌嗪青霉素、头孢氨苄等。</p> |
