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Merck

319988

Sigma-Aldrich

氯仿

contains ethanol as stabilizer, ACS reagent, ≥99.8%

别名:

三氯甲烷

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About This Item

经验公式(希尔记法):
CHCl3
CAS号:
分子量:
119.38
Beilstein:
1731042
MDL號碼:
分類程式碼代碼:
12191502
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent

品質等級

蒸汽密度

4.1 (vs air)

蒸汽壓力

160 mmHg ( 20 °C)

化驗

≥99.8%

形狀

liquid

包含

ethanol as stabilizer

雜質

Acetone and aldehyde, passes test
Acid and chloride, passes test
Free chlorine (Cl), passes test
H2SO4, passes test

蒸發殘留物

≤0.001%

顏色

APHA: ≤10

折射率

n20/D 1.445 (lit.)

bp

60.5-61.5 °C (lit.)

mp

−63 °C (lit.)

密度

1.48 g/mL at 25 °C
1.492 g/mL at 25 °C (lit.)

正離子痕跡

Pb: ≤0.05 ppm

儲存溫度

room temp

SMILES 字串

ClC(Cl)Cl

InChI

1S/CHCl3/c2-1(3)4/h1H

InChI 密鑰

HEDRZPFGACZZDS-UHFFFAOYSA-N

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一般說明

氯仿是一种卤化烃,广泛用作各种制造和实验室程序中的溶剂和萃取剂。它可以通过甲烷或低氯化甲烷的氯化反应产生。此外,它还用于生产二氯羰基、α-三氯甲基甲醇和三氯硫代类羰基。

應用

氯仿可作为溶剂用于:
  • 通过 ω-十五内酯的酶催化开环聚合制备聚酯
  • 通过 Pd 催化的氯化物与芳基硼酸交叉偶联反应合成二芳基酮。
  • 通过 α-芳基亚硝基甲烷与氨基砜的对映和非对映选择性硝基-曼尼希反应合成β-硝基胺。
  • 通过狄尔斯-阿德尔反应合成螺融合二氢丙酮。氯仿和羰基氧间形成的氢键(CH-O)使羰基成为更强的异二亲试剂,从而提高了反应速率。

象形圖

Skull and crossbonesHealth hazard

訊號詞

Danger

危險分類

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 1 Oral - STOT SE 3

標靶器官

Central nervous system, Liver,Kidney

儲存類別代碼

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

水污染物質分類(WGK)

WGK 3

閃點(°F)

does not flash

閃點(°C)

does not flash


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