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| CAS号 : | 93-14-1 |
精确质量 : | 198.08900 |
| 分子式 : | C10H14O4 |
logP : | 0.42720 |
| 分子量 : | 198.21600 |
PSA : | 58.92000 |
愈创甘油醚 | |
Guaifenesin | |
93-14-1 | |
C10H14O4 | |
198.21600 | |
58.92000 | |
0.42720 | |
198.08900 |
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1.538
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白色固体
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215°C/19mm
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215 °C (19 mmHg)
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77-81 °C
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5 g/100 mL (25 ºC)
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1.195 g/cm3
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Refrigerator
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TY8400000
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1
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S26-S36
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2909499000
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Xn
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R22; R36/37/38
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品名, 成分含量, 用途 |
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2909499000 其他醚醇及其卤化、磺化、硝化或亚硝化衍生物. 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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2909499000. ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0% |
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2909499000. Ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. General tariff:5.5% |
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由愈创木酚钠与3-氯丙二醇缩合而得。将氢氧化钠溶液和愈创木酚在40℃配制成酚钠,加入3-氯-1,2-丙二醇,自然升温至95℃,于92-98℃反应3h,静置,分去盐水层,加盐酸酸化至pH为3-5,冷却结晶,甩滤。滤饼用乙醇重结晶,得愈创甘油醚。收率约60%。 | |
祛痰镇咳药。祛痰镇咳，适用于多痰咳慢性支气管炎、支气管扩张等病症。 |
