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| CAS号 : | 85-73-4 |
精确质量 : | 403.03000 |
| 分子式 : | C17H13N3O5S2 |
logP : | 4.12120 |
| 分子量 : | 403.43200 |
PSA : | 162.08000 |
酞磺胺噻唑 | |
Phthalylsulfathiazole | |
85-73-4 | |
C17H13N3O5S2 | |
403.43200 | |
162.08000 | |
4.12120 | |
403.03000 |
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304ºC
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198-204°C
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1.596 g/cm3
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579ºC at 760 mmHg
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III
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6.1(b)
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2935009090
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3249
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TH8575000
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品名, 成分含量, 用途 |
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2935009090 其他磺（酰）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:35.0% |
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2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0% |
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2935009090. Other sulphonamides. General tariff:6.5% |
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2935009090. Other sulphonamides. General tariff: |
磺胺噻唑(ST)与苯酐进行酰化反应即得粗PST,经精制得到成品。将ST及苯酐充分混匀,140℃反应1.5h。将所得粗品加入水中,用液碱调节pH至8,全溶后在40℃加活性炭脱色半小时,过滤,滤液用盐酸中和至pH=5-6,过滤,洗涤滤饼,干燥、粉碎得成品PST。 | |
磺胺类药,用于细菌性痢疾、细菌性溃疡性肠炎。 |
