2,4-二甲基溴苯

2,4-二甲基溴苯

2,4-Dimethylbromobenzene

583-70-0

C8H9Br

185.06100

0.00000

3.06590

183.98900

n20/D 1.551(lit.)

透明无色液体

174 °F

214 °C(lit.)

-1ºC

1.37 g/mL at 25 °C(lit.)

Stable at room temperature in closed containers under normal storage and handling conditions.

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.

3

6.1

S26-S36-S37/39

I; II; III

Xi

R36/37/38

2903999090

2933990090

2933990090. 其他仅含氮杂原子的杂环化合物. 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:20.0%

2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

<p>1 甲苯歧化与烷基转移工艺技术：S-TDT工艺典型的生产工艺流程：含有甲苯与含C10重芳烃的C9A原料与循环氢混合后，经反应器进出口换热器换热后，由加热炉加热到所需的反应温度，进入固定床绝热反应器，在催化剂的作用下，反应生成苯和混二甲苯。反应流出物经反应器进出口换热器换热后，再经冷却，进入高压分离罐，分离得到的芳烃液体进入下游分馏单元。分离得到的气体，其中一部分外排，绝大部分气体与补充氢混合后进入循环氢压缩机，经增压后用作循环氢。</p>

<p>溶剂。有机合成。</p>