四氢噻吩

四氢噻吩

tetrahydrothiophene

110-01-0

C4H8S

88.17130

25.30000

1.51340

88.03470

n20/D 1.504(lit.)

无色液体

库房通风低温干燥,与氧化剂、酸类分开存放

55 °F

119 °C(lit.)

-96 °C

immiscible

1 g/mL at 25 °C(lit.)

17.5mmHg at 25°C

Stability Highly flammable. Vapour-air mixtures explosive in some proportions; note low flash point and fairly wide explosion limit range. Heavier than air, so potentially explosive mixtures may travel considerable distances to source of ignition.

XN0370000

3

2

S16-S23-S36/37-S61

II

UN 2412 3/PG 2

2942000000

F; Xn

R11; R20/21/22; R36/38; R52/53

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>精制方法:将四氢噻吩与氯化汞在乙醇中形成加合物。所得晶体用重结晶方法精制后,与浓盐酸一起加热。将生成的四氢噻吩从水层中分离出来,用水洗净后氯化钙干燥,减压分馏。</p>

<p>用作城市煤气、石油液化气、天然液化气等燃料气体的加臭剂，也可用作医药和农药原料。</p>