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| CAS号 : | 34893-92-0 |
精确质量 : | 186.95900 |
| 分子式 : | C7H3Cl2NO |
logP : | 2.96070 |
| 分子量 : | 188.01100 |
PSA : | 29.43000 |
3,5-二氯苯异氰酸酯 | |
3,5-Dichlorophenyl isocyanate | |
34893-92-0 | |
C7H3Cl2NO | |
188.01100 | |
29.43000 | |
2.96070 | |
186.95900 |
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白色或淡黄色固体
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1.575
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Stable at room temperature in closed containers under normal storage and handling conditions.
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>230 °F
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Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.
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32-34 °C(lit.)
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1.38 g/mL at 25 °C(lit.)
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decomposes
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243 °C
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II
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6.1
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2929109000
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UN 2250 6.1/PG 2
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3
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R26; R36/37/38; R42
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S26-S27-S36/37/39-S45-S38-S37/39-S28A
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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% |
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1、 其制备方法是将甲苯、3,5-二氯苯胺投入到反应釜中,待3,5-二氯苯胺全部溶解后,通光气,控制反应温度-10～0℃,通光气时间约6h,通光气完毕后,将物料转入热反应釜,加热升温到105℃左右,物料变透明,再保温回流一定时间,通入氮气,驱赶光气和氯化氢,由专门的吸收装置破坏,驱赶毕,将物料降至室温即为产品。 | |
1、 3,5-二氯苯基异氰酸酯是杀菌剂异菌脲的中间体。 |
