72559

次氮基三乙酸

BioUltra, ≥99.0% (T)

• 别名: N,N-二(羧甲基)甘氨酸, NTA, 三(羧甲基)胺
• 线性分子式: N(CH₂COOH)₃
• CAS号: 139-13-9
• 分子量: 191.14
• Beilstein: 1710776
• EC號碼: 205-355-7
• MDL號碼: MFCD00004287
• 分類程式碼代碼: 12352102
• PubChem物質ID: 57652424
• NACRES: NA.25

属性

• 產品線: BioUltra
• 品質等級: 200
• 化驗: ≥99.0% (T)
• 形狀: powder
• 反應適用性: reagent type: reductant
• 雜質: insoluble matter, passes filter test
• 燃燒殘留物: ≤0.05%
• 損耗: ≤0.1% loss on drying, 110 °C
• pH值: 1.7-2.7 (23 °C, 10 g/L)
• mp: 245 °C (dec.) (lit.)
• 溶解度: 0.1 M NaOH: 0.1 M at 20 °C, clear, colorless
• 負離子痕跡: chloride (Cl^-): ≤100 mg/kg
• 正離子痕跡: Al: ≤20 mg/kg; As: ≤0.1 mg/kg; Ba: ≤5 mg/kg; Bi: ≤5 mg/kg; Ca: ≤10 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤20 mg/kg; K: ≤50 mg/kg; Li: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; Na: ≤500 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Sr: ≤5 mg/kg; Zn: ≤5 mg/kg
• &lambda ；: 0.1 M in 1 M NaOH
• 紫外吸收: λ: 260 nm A_max: 1.5; λ: 280 nm A_max: 0.05
• SMILES 字串: OC(=O)CN(CC(O)=O)CC(O)=O
• InChI: 1S/C6H9NO6/c8-4(9)1-7(2-5(10)11)3-6(12)13/h1-3H2,(H,8,9)(H,10,11)(H,12,13)
• InChI 密鑰: MGFYIUFZLHCRTH-UHFFFAOYSA-N

说明

應用

Nitrilotriacetic has been used in the preparation of nitrilotriacetic (NTA) solution for Ni-NTA slide generation.

一种优质的螯合剂。

生化／生理作用

Nitrilotriacetic (NTA) has the ability to link with histidine side chain of proteins. It can be used in fluorescent labelling, hexahistidine (His6)-tagged proteins for purification and surface immobilization.

其他說明

Chelating agent; As Pb²⁺ buffer, preparation and properties; In a mixture of Ca²⁺-buffering ligands; Encapsulation of radioactive metal ions in liposomes; Compilation and critical evaluation by IUPAC of published data on stability constants of NTA complexes in solution.

安全信息

• 象形圖: GHS08,GHS07
• 訊號詞: Warning
• 危險聲明: H302,H319,H351
• 防範說明: P202 - P264 - P280 - P301 + P312 - P305 + P351 + P338 - P308 + P313
• 危險分類: Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2
• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 2
• 閃點（°F）: 212.0 °F - closed cup
• 閃點（°C）: 100 °C - closed cup
• 個人防護裝備: Eyeshields, Gloves, type P3 (EN 143) respirator cartridges