60818
二氯化钴
purum p.a., anhydrous, ≥98.0% (KT)
别名:
二氯化钴, 氯化钴
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关于此项目
线性分子式:
CoCl2
化学文摘社编号:
分子量:
129.84
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-589-4
MDL number:
Assay:
≥98.0% (KT)
Form:
powder
产品名称
二氯化钴, purum p.a., anhydrous, ≥98.0% (KT)
InChI key
GVPFVAHMJGGAJG-UHFFFAOYSA-L
InChI
1S/2ClH.Co/h2*1H;/q;;+2/p-2
SMILES string
Cl[Co]Cl
vapor pressure
40 mmHg ( 0 °C)
grade
purum p.a.
assay
≥98.0% (KT)
form
powder
impurities
≤2% water
mp
724 °C (lit.)
anion traces
sulfate (SO42-): ≤50 mg/kg
cation traces
Ca: ≤50 mg/kg
Cd: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤50 mg/kg
K: ≤100 mg/kg
Na: ≤200 mg/kg
Ni: ≤1000 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg
Quality Level
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Application
在以下研究中可以使用氯化钴（II）作为催化剂：
- 各种醇（伯醇和仲醇）的酰化。
- 各种羟基化合物的酰化（高选择性）。
- 环氧乙烷的区域选择性开环反应。
- 酸酐或酰氯与硫醇的偶联反应。
- 通过化学选择性二硫缩醛化反应保护醛类。
- & # 946；-烯胺酮和& # 946；烯胺酯的无溶剂合成。
在氢作用下与其他金属卤化物气相共还原生成细分的金属互化物，它们可用作结构材料或具有有用热电性、磁性和抗氧化性的化合物。
General description
氯化钴是一种无水钴盐。氯化钴（ⅱ）在乙腈存在下参与各种酯的合成。
signalword
Danger
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Dam. 1 - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1
存储类别
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
危险化学品
此项目有
Cobalt (II) chloride catalysed cleavage of ethers with acyl halides: Scope and mechanism.
Iqbal J and Srivastava RR.
Tetrahedron, 47(18), 3155-3170 (1991)
Cobalt (II) chloride-mediated synthesis of β-enamino compounds under solvent-free conditions.
Zhang ZH and Hu JY.
Journal of the Brazilian Chemical Society, 17(7), 1447-1451 (2006)
An unusual chemoselectivity in cobalt (II) chloride catalysed cleavage of oxiranes with anilines: A highly regioselective synthesis of β-amino alcohols.
Iqbal J and Pandey A.
Tetrahedron Letters, 31(4), 575-576 (1990)
Cobalt (II) chloride catalysed coupling of thiols and anhydrides: a new and efficient synthesis of thiol esters.
Ahmad S and Iqbal J.
Tetrahedron Letters, 27(32), 3791-3794 (1986)
Xin Li et al.
Molecular and cellular biology, 40(8) (2020-01-29)
Fibrosis is recognized as the major pathological change in adipose tissue during the development of obesity. However, the detailed mechanisms governing the interactions between the fibrotic components and their modifiers remain largely unclear. Here, we reported that matrix metalloproteinase 14
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