sodium acetate

• ChemBase编号: 105766
• 分子式: C2H3NaO2
• 平均质量: 82.03379
• 单一同位素质量: 82.00307362
• SMILES: [Na+].CC(=O)[O-]
• Canonical SMILES: [O-]C(=O)C.[Na+]
• InChI: InChI=1S/C2H4O2.Na/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1
• InChIKey: VMHLLURERBWHNL-UHFFFAOYSA-M

名称和登记号

名称

• IUPAC标准名: sodium acetate
• IUPAC系统名: Sodium ethanoate
• IUPAC传统名: sodium acetate; potassium acetate ion
• 别名: 醋酸钠 溶液; 醋酸钠缓冲液 溶液; 用于光极膜的 pH 5.1 缓冲溶液; 用于光极膜的 pH 5.5 缓冲溶液; 乙酸 钠盐; 乙酸钠; 醋酸盐, 离子色谱标准溶液, Specpure®, CH3CO2- 1000μg/ml; 无水乙酸钠, ACS; 无水乙酸钠; Sodium acetate solution; Hot ice (Sodium acetate trihydrate); Sodium acetate; Sodium acetate buffer solution; Buffer solution for optode membranes pH 5.1; Buffer solution for optode membranes pH 5.5; Sodium acetate; Acetic Acid, Sodium Salt; SODIUM ACETATE, USP GRADE; SODIUM ACETATE ANHYDROUS ACS REAGENT GRADE; Acetic Acid Sodium Salt; Anhydrous Sodium Acetate; SODIUM ACETATE ANHYDROUS; Acetate, Ion chromatography standard solution, Specpure®, CH3CO2- 1000 μg/ml; Sodium acetate, anhydrous, ACS; Sodium acetate, anhydrous

登记号

• CAS号: 127-09-3
• EC号: 232-148-9; 204-823-8
• MDL号: MFCD00012459; MFCD00282007
• Beilstein号: 3732037; 3595639
• 默克索引号: 148571
• PubChem SID: 24886013; 24899538; 24886016; 24859225; 24899809; 24881761; 24853755; 24888015; 24854471; 162092607; 24886014; 24899553; 24899754; 24886012; 24888016; 24899789; 24899665; 24899479
• PubChem CID: 517045
• CHEBI ID: 32954
• ATC码: B05XA08
• CHEMBL: 1354
• Chemspider ID: 29105
• 美国药典/FDA物质标识码: NVG71ZZ7P0
• 维基百科标题: Sodium_acetate

理论计算性质

• Acid pKa: 4.54344
• 质子受体: 2
• 质子供体: 0
• LogD (pH = 5.5): -1.2242727
• LogD (pH = 7.4): -2.9968748
• Log P: -0.22334571
• 摩尔折射率: 23.4808 cm^3
• 极化性: 4.912116 Å^3
• 极化表面积: 40.13 Å^2
• 可自由旋转的化学键: 0
• 里宾斯基五规则: true

分子性质

理化性质

• 溶解度: 36.2 g/100 ml (0 °C) ; 46.4 g/100 mL (20 °C) ; 139 g/100 mL (60 °C) ; 170.15 g/100 mL (100 °C) in water; H2O: soluble1 M, clear, colorless; H2O: soluble100 mg/mL; H2O: soluble3 M at 20 °C, clear, colorless; soluble in ethanol (5.3 g/100 mL (trihydrate)
• 外观: Crystalline; Liquid; powder; Powder; solid; white crystalline; White deliquescent powder
• 熔点: >300 °C (dec.)(lit.); 324 °C with decomposition; 324 °C (anhydrous) ; 58 °C (trihydrate); 324°C
• 沸点: > 400 °C with decomposition; 881.4 °C (anhydrous) ; 122 °C (trihydrate)(decomposes)
• 闪点: >250 °C; >482 °F; 250 °C
• 自燃点: 1112 °F; 600°C; 607 °C
• 密度: 1.01 g/mL at 20 °C; 1.45 g/cm^3; 1.528; 1.528 g/cm^3 ; 1.45 g/cm^3 (trihydrate)
• 折射率: 1.464
• 蒸汽压: ca. 0 hPa at 20 °C
• 紫外吸收波长: λ: 250 nm Amax: ≤0.05; λ: 260 nm Amax: ≤0.01; λ: 260 nm Amax: ≤0.030; λ: 260 nm Amax: 0.03; λ: 280 nm Amax: ≤0.024; λ: 280 nm Amax: 0.02; λ: 500 nm Amax: ≤0.01
• pKa: 4.76 (acetic acid)
• pKb: 9.25
• 气味: odorless
• pH值: 5.1±0.1; 5.5±0.1; 7.0-8.0 (25 °C, 3 M in H2O); 7.0-9.2 (25 °C, 5%); 7.0-9.2 (25 °C, 50 mg/mL in H2O); 7.5-9.2 (20 °C, 5%); 7.5-9.2 (20 °C, 50 mg/mL in H2O); 7.5-9.2 (25 °C, 50 mg/mL in H2O); 8.5-10.0 (25 °C, 3 M in H2O)

安全信息

• 保存条件: Room Temperature (15-30°C), Desiccate
• 保存注意事项: Hygroscopic
• RTECS编号: AJ4300010; AJ4300010 (anhydrous) ; AJ4580000
• 欧盟危险性物质标志: 刺激性(Irritant) (Xi)
• 德国WGK号: 1; 3
• 危险公开号: R:36/37/38
• 安全公开号: S:20-25-26-37/39
• TSCA收录: 是
• GHS危险品标识: GHS07
• GHS警示词: Warning
• 主要危害: Irritant
• NFPA704:
  

  1

  1

  0
• GHS危险声明: H303; H319
• GHS警示性声明: P305 + P351 + P338; P312
• 个人保护装置: Eyeshields, Gloves; Eyeshields, Gloves, half-mask respirator (US), multi-purpose combination respirator cartridge (US); Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• 保存温度: 2-8°C

产品相关信息

• 纯度: >98%; ≥98%; ≥98.0%; ≥98.5%; ≥98.5% (NT); ≥99%; ≥99.0%; ≥99.0% (NT); ≥99.999% (metals basis); 99%; 99.0% min; 99.995% trace metals basis; 99.997% (metals basis)
• 浓度: ~3 M in H2O; 0.16 M sodium acetate; 0.3 M; 50 mM in D2O (99.9 atom % D)
• 级别: ACS; ACS reagent; ACS reagent, reag. Ph. Eur.; anhydrous; for electrophoresis; for HPLC; for luminescence; for molecular biology; for optode membranes; for trace analysis; JIS special grade; NMR reference standard; puriss.; puriss. p.a.; purum p.a.; REAGENT; ReagentPlus®; SAJ first grade; TraceSELECT®; USP
• 主要成分: water, 1%
• 适用性: complies for IR spectroscopy; corresponds for filter test; corresponds to standard for RP gradient test; in accordance for appearance of solution; in accordance for luminescence; meets USP testing specifications; suitable for cell culture; suitable for electrophoresis buffers; suitable for insect cell culture
• 简要说明: anhydrous
• 杂质: <0.01% Insoluble matter; ≤0.0005% Phosphorus (P); ≤0.001% heavy metals (as Pb); ≤0.001% hevay metals (as lead); ≤0.002% heavy metals (as Pb); ≤0.005% in water soluble matter; ≤0.01% insoluble matter; ≤0.01% Insolubles; ≤0.01% insolubles; DNases, none detected; insoluble matter, passes filter test; phosphatases, none detected; proteases, none detected; RNases, none detected
• 痕量阳离子: Al: ≤0.0005%; Al: ≤0.05 mg/kg; Al: ≤1 mg/kg; Al: ≤10 mg/kg; Al: ≤5 mg/kg; As: ≤0.05 mg/kg; As: ≤0.1 mg/kg; Ba: ≤1 mg/kg; Ba: ≤10 mg/kg; Ba: ≤5 mg/kg; Bi: ≤0.01 mg/kg; Bi: ≤1 mg/kg; Bi: ≤5 mg/kg; Ca: ≤0.005%; Ca: ≤0.1 mg/kg; Ca: ≤10 mg/kg; Ca: ≤5 mg/kg; Ca: ≤50 mg/kg; Cd: ≤0.005 mg/kg; Cd: ≤1 mg/kg; Cd: ≤5 mg/kg; Cd: ≤50 mg/kg; Ce: ≤0.005 mg/kg; Co: ≤0.005 mg/kg; Co: ≤1 mg/kg; Co: ≤5 mg/kg; Co: ≤50 mg/kg; Cr: ≤0.01 mg/kg; Cr: ≤1 mg/kg; Cr: ≤5 mg/kg; Cs: ≤2 mg/kg; Cu: ≤0.0005%; Cu: ≤0.005 mg/kg; Cu: ≤1 mg/kg; Cu: ≤5 mg/kg; Cu: ≤50 mg/kg; Fe: ≤0.0005%; Fe: ≤0.001%; Fe: ≤0.05 mg/kg; Fe: ≤1 mg/kg; Fe: ≤10 mg/kg; Fe: ≤5 mg/kg; Fe: ≤50 mg/kg; heavy metals (as Pb): ≤0.001%; Hg: ≤0.005 mg/kg; K: ≤0.03%; K: ≤200 mg/kg; K: ≤5 mg/kg; K: ≤50 mg/kg; K: ≤500 mg/kg; La: ≤0.005 mg/kg; Li: ≤1 mg/kg; Li: ≤5 mg/kg; Mg: ≤0.0005%; Mg: ≤0.002%; Mg: ≤0.1 mg/kg; Mg: ≤1 mg/kg; Mg: ≤5 mg/kg; Mn: ≤0.05 mg/kg; Mn: ≤1 mg/kg; Mn: ≤5 mg/kg; Mo: ≤1 mg/kg; Mo: ≤5 mg/kg; NH4+: ≤0.05%; Ni: ≤0.01 mg/kg; Ni: ≤1 mg/kg; Ni: ≤5 mg/kg; Ni: ≤50 mg/kg; Pb: ≤0.001%; Pb: ≤0.005 mg/kg; Pb: ≤1 mg/kg; Pb: ≤5 mg/kg; Pb: ≤50 mg/kg; Rb: ≤0.5 mg/kg; Sc: ≤0.005 mg/kg; Sm: ≤0.005 mg/kg; Sr: ≤0.1 mg/kg; Sr: ≤1 mg/kg; Sr: ≤10 mg/kg; Tl: ≤0.005 mg/kg; Y: ≤0.005 mg/kg; Zn: ≤0.0005%; Zn: ≤0.01 mg/kg; Zn: ≤1 mg/kg; Zn: ≤5 mg/kg; Zn: ≤50 mg/kg
• 痕量阴离子: chloride (Cl-): ≤0.002%; chloride (Cl-): ≤10 mg/kg; chloride (Cl-): ≤100 mg/kg; chloride (Cl-): ≤20 mg/kg; chloride (Cl-): ≤25 mg/kg; chloride (Cl-): ≤5 mg/kg; phosphate (PO43-): ≤0.001%; phosphate (PO43-): ≤5 mg/kg; sulfate (SO42-): ≤0.003%; sulfate (SO42-): ≤100 mg/kg; sulfate (SO42-): ≤20 mg/kg; sulfate (SO42-): ≤50 mg/kg
• Foreign Activity: DNase, RNase, protease, none detected
• 有效期: (limited shelf life, expiry date on the label)
• 干燥失重: ≤0.5% loss on drying, 150 °C; ≤1% loss on drying, 120 °C; ≤1% loss on drying, 130 °C; ≤1.0% loss on drying; ≤1.5% loss on drying, 110 °C; ≤1.5% loss on drying, 120°C
• 品质说明: anhydrous
• NMR tube O.D. × L: 3 mm × 8 in.
• λ: 10 % in H2O; 3 M in H2O
• 产品线: BioUltra
• Appearance: solid
• 线性分子式: CH3COONa
• Empirical Formula (Hill Notation): C2H3NaO2

详细说明

MP Biomedicals - 02199612

White granular powder.
Hygroscopic. Protect from moisture. Store in cool dry place.

MP Biomedicals - 02194012

Molecular Biology Reagent
Anhydrous
Purity: >98%

MP Biomedicals - 02195496

Anhydrous
ACS Reagent Grade
Crystalline
Purity: 99%

Sigma Aldrich - 71183

Other Notes
Extraction buffer component in the large-scale phenol extraction of RNA (for mRNA isolation)1.

Sigma Aldrich - 110191

包装
1 kg in poly bottle
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 229873

包装
10, 100 g in poly bottle

Sigma Aldrich - 71196

Other Notes
Basic method of DNA precipitation with ethanol1

Sigma Aldrich - 82628

General description
请访问我们的 传感器应用页面 以了解更多信息。
Other Notes
含钾离子载体 I 和生色离子载体 I 的光极膜测定钾离子法中推荐使用的缓冲液1

Sigma Aldrich - 59929

法律信息
TraceSELECT 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 82629

General description
请访问我们的 传感器应用页面 以了解更多信息。
Other Notes
针对使用含 K 离子载体 I 和生色离子载体 I 的光极膜分析钾而推荐的缓冲液1

Sigma Aldrich - 241245

包装
1 kg in poly bottle
5 g in glass bottle
100, 500 g in poly bottle
2.5 kg in poly drum

Sigma Aldrich - S8750

包装
1 kg in poly bottle
250, 500 g in poly bottle
5 kg in poly drum
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC