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Merck

676934

Sigma-Aldrich

1,4-二氧六环

ACS reagent, ≥99.0%

别名:

二恶烷, 四氢呋喃

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About This Item

经验公式(希尔记法):
C4H8O2
CAS号:
分子量:
88.11
Beilstein:
102551
EC號碼:
MDL號碼:
分類程式碼代碼:
12352005
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent

品質等級

蒸汽密度

3 (vs air)

蒸汽壓力

27 mmHg ( 20 °C)
40 mmHg ( 25 °C)

化驗

≥99.0%

形狀

liquid

自燃溫度

356 °F

expl. lim.

22 %

技術

thin layer chromatography (TLC): suitable

雜質

≤0.0016 meq/g Titr. acid
≤0.005% Peroxide as (H2O2)
≤0.01% Carbonyl (as HCHO)
≤0.05% water

蒸發殘留物

≤0.005%

顏色

APHA: ≤20

折射率

n20/D 1.422 (lit.)

pH值

6.0-8 (20 °C, 500 g/L)

bp

100-102 °C (lit.)

mp

10-12 °C (lit.)

轉變溫度

freezing point ≥11.0

密度

1.034 g/mL at 25 °C (lit.)

SMILES 字串

C1COCCO1

InChI

1S/C4H8O2/c1-2-6-4-3-5-1/h1-4H2

InChI 密鑰

RYHBNJHYFVUHQT-UHFFFAOYSA-N

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一般說明

1,4-二恶烷被广泛用作工业中各种有机化合物的溶剂。它是在工业废水中发现的一种不可生物降解的污染物。它通过使用氧气和臭氧而进行的氧化降解,有助于将其转化为可生物降解的产物,并可通过常规方法轻松去除。

應用

1,4-二恶烷可用作N-(4-(丙-2-炔基氧基)苯基)乙酰胺和3-(4-(丙-2-炔氧基)苯基)-3,4-二氢-2H-苯并[e][1,3]恶嗪合成中的溶剂。

訊號詞

Danger

危險分類

Carc. 1B - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

標靶器官

Respiratory system

安全危害

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 3

閃點(°F)

51.8 °F - closed cup

閃點(°C)

11 °C - closed cup


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