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| CAS号 : | 111-48-8 |
精确质量 : | 122.04000 |
| 分子式 : | C4H10O2S |
logP : | -0.29580 |
| 分子量 : | 122.18600 |
PSA : | 65.76000 |
硫二甘醇 | |
thiodiglycol | |
111-48-8 | |
C4H10O2S | |
122.18600 | |
65.76000 | |
-0.29580 | |
122.04000 |
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n20/D 1.5215(lit.)
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透明无色至略黄色液体
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>230 °F
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164-166 °C20 mm Hg(lit.)
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−16 °C(lit.)
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1.221 g/mL at 25 °C(lit.)
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0.047mmHg at 25°C
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Stable. Incompatible with strong oxidizing agents. Reacts with a wide variety of compounds. Flammable.
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Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
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KM2975000
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1
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S23; S26; S36/37/39; S45
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Xi
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R36
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2930909026
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品名, 成分含量, 用途 |
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2.两用物项和技术进口许可证 3.两用物项和技术出口许可证 |
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2930909026 硫二甘醇〔二(3-羟乙基)硫醚、硫代双乙醇〕。监管条件:23(两用物项和技术进口许可证,两用物项和技术出口许可证)。增值税率:17.0%。退税率:9.0%。最低关税:6.5%。普通关税:30.0% |
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2930909026 2,2'-thiodiethanol。supervision conditions:23(import license for dual-use item and technologies,export license for dual-use item and technologies)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0% |
将氯乙醇、硫化钠依次加入反应釜中，边搅拌边升温至90～95℃。反应完毕后，将物料冷却，再用硫酸中和至ｐＨ值呈中性。经过滤、减压蒸馏收集硫代双乙醇馏分。 | |
用作芥子气、染料助剂等的原料，印刷油墨的溶剂。也用于抗氧剂、印染织物及有机合成。用作各种阳离子染料、还原染料的助溶剂以及用作还原染料印花用调浆剂、匀染剂、吸湿剂。 |
