223425

草酸二钾 一水合物

ACS reagent, 99%

• 别名: 乙二酸, 草酸 钾盐
• 线性分子式: (COOK)₂ · H₂O
• CAS号: 6487-48-5
• 分子量: 184.23
• Beilstein: 3752576
• EC號碼: 209-506-8
• MDL號碼: MFCD00150033
• 分類程式碼代碼: 12352300
• PubChem物質ID: 329752307
• NACRES: NA.21

属性

• 等級: ACS reagent
• 描述: neutrality passes test
• 化驗: 98.5-101.0% (ACS specification); 99%
• 形狀: crystals or chunks
• 雜質: H₂SO₄, passes test (darkened); ≤0.01% insolubles
• pH值: 7.0-8.5 (25 °C, 50 g/L)
• 溶解度: H₂O: 10%
• 負離子痕跡: chloride (Cl^-): ≤0.002%; sulfate (SO₄^2-): ≤0.01%
• 正離子痕跡: Fe: ≤0.001%; NH₄⁺: ≤0.002%; Na: ≤0.02%; heavy metals: ≤0.002% (by ICP)
• SMILES 字串: O.[K+].[K+].[O-]C(=O)C([O-])=O
• InChI: 1S/C2H2O4.2K.H2O/c3-1(4)2(5)6;;;/h(H,3,4)(H,5,6);;;1H2/q;2*+1;/p-2
• InChI 密鑰: QCPTVXCMROGZOL-UHFFFAOYSA-L

说明

一般說明

Potassium oxalate monohydrate (POM) is a potassium salt of oxalic acid. Its crystal structure has been investigated by three-dimensional neutron diffraction studies.

應用

Potassium oxalate monohydrate may be used in the preparation of SBA-15 (Santa Barbara Amoprhous-15)- catalyst.

Potassium oxalate monohydrate may be used in the synthesis of bis(2,2"-bipyridine) (oxalato-O,O′)nickel(ii) tetrahydrate, a mononuclear mixed-ligand complex.

安全信息

• 象形圖: GHS07
• 訊號詞: Warning
• 危險聲明: H302 + H312,H319
• 防範說明: P264 - P280 - P301 + P312 - P302 + P352 + P312 - P305 + P351 + P338 - P337 + P313
• 危險分類: Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Irrit. 2
• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 1