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| CAS号 : | 2909-38-8 |
精确质量 : | 152.99800 |
| 分子式 : | C7H4ClNO |
logP : | 2.30730 |
| 分子量 : | 153.56600 |
PSA : | 29.43000 |
间氯苯异氰酸酯 | |
1-chloro-3-isocyanatobenzene | |
2909-38-8 | |
C7H4ClNO | |
153.56600 | |
29.43000 | |
2.30730 | |
152.99800 |
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无色透明的液体
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n20/D 1.559(lit.)
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Stable under normal temperatures and pressures. Stable at room temperature in closed containers under normal storage and handling conditions.
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188 °F
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0.294mmHg at 25°C
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Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a cool, dry place. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances
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−4 °C(lit.)
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1.26 g/mL at 25 °C(lit.)
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Decomposes
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113-114 °C43 mm Hg(lit.)
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III
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6.1
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2929109000
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UN 2206 6.1/PG 2
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2
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R26; R36/37/38; R42
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S23-S26-S28-S36/37/39-S45-S38-S37/39-S28A-S22
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NQ8560000
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T+
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品名, 成分含量, 用途 |
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2929109000. 其他异氰酸酯. 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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2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
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2929109000. Other Isocyanates. General tariff:6.5% |
其制备方法是在反应釜中加入甲苯,冷却下通入一定量的光气,然后将间氯苯胺的甲苯溶液滴加到反应釜中,加毕后再继续搅拌一定时间,然后将物料移人热反应釜中,继续通入光气并慢慢升温至一定温度,此时有大量的氯化氢和光气逸出,经冷凝后用甲苯吸收,继续通入光气反应,直至物料呈现透明液时反应结束。通入氮气赶尽光气和氯化氢,然后将物料移至脱溶釜,脱溶剂甲苯得成品。 | |
医药、农药中间体。 |
