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Merck

239267

Sigma-Aldrich

硝酸钴(II) 六水合物

ACS reagent, ≥98%

别名:

硝酸亚钴, 硝酸亚钴 六水合物, 硝酸,钴(II)盐

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About This Item

线性分子式:
Co(NO3)2 · 6H2O
CAS号:
分子量:
291.03
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent

品質等級

化驗

≥98%
98.0-102.0%

形狀

chips
powder, crystals or chunks
solid

反應適用性

reagent type: catalyst
core: cobalt

雜質

≤0.01% insolubles

pH值

4 (20 °C, 100 g/L)

mp

55 °C (lit.)

負離子痕跡

chloride (Cl-): ≤0.002%
sulfate (SO42-): ≤0.005%

正離子痕跡

Ca: ≤0.005%
Cu: ≤0.002%
Fe: ≤0.001%
K: ≤0.01%
Mg: ≤0.005%
NH4+: ≤0.2%
Na: ≤0.05%
Ni: ≤0.15%
Pb: ≤0.002%
Zn: ≤0.01%

SMILES 字串

O.O.O.O.O.O.[Co++].[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/Co.2NO3.6H2O/c;2*2-1(3)4;;;;;;/h;;;6*1H2/q+2;2*-1;;;;;;

InChI 密鑰

QGUAJWGNOXCYJF-UHFFFAOYSA-N

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一般說明

硝酸钴六水合物为红褐色晶体结构,溶于水和有机溶剂。常用于制备钴催化剂、色素、化学品和维生素B12。在电子行业中还用作高纯度钴源。

應用

硝酸钴(II)六水合物可作为催化剂用于合成:
  • 5-羧酰苯胺-二氢嘧啶酮衍生物,通过乙酰乙酰苯胺、醛和脲/硫脲的缩合来合成。
  • 通过使用 -亚硝酸丁酯作为硝基源对吲哚进行硝化得到硝基吲哚。
  • 在膦配体存在下用醇从2-氨基苯腈制备喹唑啉酮。

訊號詞

Danger

危險分類

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Dam. 1 - Muta. 2 - Ox. Sol. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1 - STOT RE 2 Inhalation

標靶器官

Lungs

儲存類別代碼

5.1B - Oxidizing hazardous materials

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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Thermal decomposition of cobalt nitrato compounds: Preparation of anhydrous cobalt (II) nitrate and its characterisation by Infrared and Raman spectra.
Ehrhardt C, et al.
Thermochimica Acta, 432(1), 36-40 (2005)
Horacio López-Sandoval et al.
Journal of inorganic biochemistry, 102(5-6), 1267-1276 (2008-02-29)
In this work we present the synthesis, structural and spectroscopic characterisation of a series of cobalt(II) and zinc(II) coordination compounds with benzimidazole (bz) and its 2-benzimidazole derivatives: 2-aminobenzimidazole (2ab), albendazole (abz) and tris(2-benzimidazolylmethyl)amine (ntb). The compounds were evaluated for their
Some Phosphine Oxide and Arsine Oxide Complexes of Cobalt (II) Nitrate.
Cotton FA, et al.
Inorganic Chemistry, 2(6), 1162-1165 (1963)
N G Al-Tawil et al.
Acta dermato-venereologica, 64(3), 203-208 (1984-01-01)
Peripheral blood lymphocytes from 45 patients with a positive patch test to cobalt chloride (CoCl2) and 37 controls were stimulated with various concentrations of CoCl2 and/or cobalt sulphate (CoSO4) or cobalt nitrate (Co(NO3)2) or cobalt acetate [CH3COO)2Co) for various days
A time-resolved in situ quick-XAS investigation of thermal activation of Fischer-Tropsch silica-supported cobalt catalysts.
Jingping Hong et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 18(10), 2802-2805 (2012-02-07)

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