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| CAS号 : | 623-51-8 |
精确质量 : | 120.02500 |
| 分子式 : | C4H8O2S |
logP : | 0.47930 |
| 分子量 : | 120.17000 |
PSA : | 65.10000 |
巯基乙酸乙酯 | |
ETHYL THIOGLYCOLATE | |
623-51-8 | |
C4H8O2S | |
120.17000 | |
65.10000 | |
0.47930 | |
120.02500 |
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n20/D 1.457(lit.)
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无色液体
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118 °F
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54 °C12 mm Hg(lit.)
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-80 °C
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1.096 g/mL at 25 °C(lit.)
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Stable. Flammable. Incompatible with strong oxidizing agents, strong bases.
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Flammables area
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AI6650000
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3
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3
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S26-S36/37/39-S45
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III
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UN 1992 3/PG 3
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T
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R10; R25; R36/38
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2930909090
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品名, 成分含量, 用途 |
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2930909090. 其他有机硫化合物. 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:30.0% |
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2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
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2930909090. Other Organo-sulphur compounds. General tariff:6.5% |
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由硫代乙醇酸与乙醇在硫酸存在下酯化而得。将硫代乙醇酸、乙醇、硫酸加热回流24小时,分出酯层,用饱和食盐水洗四次,再用无水硫酸钠干燥24小时。常压分馏,收集155-158℃馏分即得成品。 | |
本品为测定铁的试剂。 |
