sodium hydrate dihydrogen phosphate

• ChemBase ID: 130812
• Molecular Formular: H4NaO5P
• Molecular Mass: 137.992291
• Monoisotopic Mass: 137.96940414
• SMILES: O.OP(=O)(O)[O-].[Na+]
• Canonical SMILES: [O-]P(=O)(O)O.O.[Na+]
• InChI: InChI=1S/Na.H3O4P.H2O/c;1-5(2,3)4;/h;(H3,1,2,3,4);1H2/q+1;;/p-1
• InChIKey: BBMHARZCALWXSL-UHFFFAOYSA-M

NAMES AND DATABASE IDS

Names

• IUPAC name: sodium hydrate dihydrogen phosphate
• IUPAC Traditional name: sodium hydrate dihydrogen phosphate
• Synonyms: Monosodium phosphate; Sodium dihydrogen phosphate monohydrate; Monosodium orthophosphate monohydrate; Sodium phosphate, monobasic monohydrate; Sodium dihydrogen phosphate monohydrate, Puratronic®; Sodium phosphate monobasic monohydrate; Monosodium orthophosphate; Sodium phosphate, monobasic; Sodium dihydrogen phosphate monohydrate, ACS; 磷酸二氢钠一水合物, Puratronic®; 磷酸一钠; 磷酸二氢钠 一水合物; 磷酸钠 一元 一水合物; 磷酸二氢钠一水合物, ACS

Database IDs

• CAS Number: 10049-21-5
• EC Number: 231-449-2
• MDL Number: MFCD00149208
• Merck Index: 148660
• PubChem SID: 24886210; 24899561; 24886208; 24899849; 162225090
• PubChem CID: 516949

CALCULATED PROPERTIES

• Acid pKa: 1.7961261
• H Acceptors: 4
• H Donor: 2
• LogD (pH = 5.5): -3.3916447
• LogD (pH = 7.4): -3.9718332
• Log P: -1.0201038
• Molar Refractivity: 13.5302 cm^3
• Polarizability: 5.806723 Å^3
• Polar Surface Area: 80.59 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: H2O: soluble1 M, clear, colorless
• Apperance: Crystalline; Powder
• Melting Point: 100°C -H{2}O; 100°C -H2O
• Absorption Wavelength: λ: 260 nm Amax: ≤0.03; λ: 280 nm Amax: ≤0.02
• pH: 4.0-4.5 (25 °C, 1 M in H2O); 4.0-4.5 (25 °C, 50 mg/mL in H2O); 4.1-4.5 (25 °C, 5% in solution); 4.1-4.5 (25 °C, 50 mg/mL in H2O)

Safety Information

• Storage Warning: Hygroscopic
• RTECS: WA1900000
• European Hazard Symbols: Irritant (Xi)
• German water hazard class: 1
• Risk Statements: 36/37/38
• Safety Statements: 26-37
• TSCA Listed: 是
• GHS Pictograms: GHS07
• GHS Hazard statements: H315-H319-H335
• GHS Precautionary statements: P261-P305+P351+P338-P302+P352-P321-P405-P501A
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Purity: ≥99.0% (T); ≥99.5% (T); 98.0-102.0%; 99.998% (metals basis)
• Grade: ACS reagent; for molecular biology; puriss. p.a.; purum p.a.
• Suitability: suitable for electrophoresis
• Impurities: ≤0.001% total nitrogen (N); ≤0.01% Insoluble matter; DNases, none detected; insoluble matter, passes filter test; phosphatases, none detected; proteases, none detected; RNases, none detected
• Cation Traces: Al: ≤5 mg/kg; As: ≤0.1 mg/kg; As: ≤0.5 mg/kg; Ba: ≤5 mg/kg; Bi: ≤5 mg/kg; Ca: ≤0.005%; Ca: ≤10 mg/kg; Ca: ≤50 mg/kg; Cd: ≤5 mg/kg; Cd: ≤50 mg/kg; Co: ≤5 mg/kg; Co: ≤50 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Cu: ≤50 mg/kg; Fe: ≤0.001%; Fe: ≤5 mg/kg; Fe: ≤50 mg/kg; heavy metals (as Pb): ≤0.001%; K: ≤0.01%; K: ≤100 mg/kg; K: ≤50 mg/kg; Li: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; Ni: ≤5 mg/kg; Ni: ≤50 mg/kg; Pb: ≤5 mg/kg; Pb: ≤50 mg/kg; Sr: ≤5 mg/kg; Zn: ≤5 mg/kg; Zn: ≤50 mg/kg
• Antion Traces: chloride (Cl-): ≤5 mg/kg; chloride (Cl-): ≤5 ppm; chloride (Cl-): ≤50 mg/kg; sulfate (SO42-): ≤0.003%; sulfate (SO42-): ≤30 mg/kg; sulfate (SO42-): ≤50 mg/kg
• λ: 1 M in H2O
• Product Line: BioXtra
• Linear Formula: NaH2PO4 · H2O

DETAILS

Sigma Aldrich - S9638

包装
1, 6×1, 3 kg in poly bottle
25, 250, 500 g in poly bottle