239313
硫酸钠
ACS reagent, ≥99.0%, anhydrous, granular
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关于此项目
线性分子式:
Na2SO4
化学文摘社编号:
分子量:
142.04
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-820-9
MDL number:
Assay:
≥99.0%
Grade:
ACS reagent
anhydrous
anhydrous
Form:
granular
产品名称
硫酸钠, ACS reagent, ≥99.0%, anhydrous, granular
InChI key
PMZURENOXWZQFD-UHFFFAOYSA-L
InChI
1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
SMILES string
[Na+].[Na+].[O-]S([O-])(=O)=O
grade
ACS reagent
anhydrous
assay
≥99.0%
form
granular
impurities
≤0.01% insolubles
≤5 ppm N compounds
loss
≤0.5% loss on ignition
pH
5.2-9.2 (25 °C, 5%)
mp
884 °C (lit.)
density
2.68 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.001%
cation traces
Ca: ≤0.01%
Fe: ≤0.001%
K: ≤0.01%
Mg: ≤0.005%
heavy metals: ≤5 ppm (by ICP-OES)
storage temp.
room temp
Quality Level
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Application
硫酸钠(无水)可在通过1，3-二芳基-2-丙烯-1-酮与盐酸羟胺在乙醇中缩合来合成1，3-二芳基-2-丙烯-1-酮肟的过程中用作催化剂。
NaSO4 还可以用作有机合成中的干燥剂，用于从有机提取物中除去痕量的水。它用于干燥几乎所有的化合物，包括脂肪酸、醛、酮以及烷基和芳基卤化物。
NaSO4 还可以用作有机合成中的干燥剂，用于从有机提取物中除去痕量的水。它用于干燥几乎所有的化合物，包括脂肪酸、醛、酮以及烷基和芳基卤化物。
Other Notes
Packaging
Legal Information
Redi-Dri is a trademark of Sigma-Aldrich Co. LLC
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Synthesis of 3-and 5-Alkyl-6-alkyl (aryl) tetrahydropyran-2, 4-diones by the Condensation of ?-Oxo Acid Esters with Aldehydes and Ketones
Lokot, IP, et al.
Chemistry of Heterocyclic Compounds, 37(6), 707-714 (2001)
Improved Synthesis of 1, 3-Diaryl-2-propen-1-one Oxime in the Presence of Anhydrous Sodium Sulfate
Xu Xiaoya, et al.
Chin. J. Chem., 29(12), 2781-2784 (2011)
Chromatographic characterization of the crambe (Crambe abyssinica Hochst) oil and modeling of some parameters for its conversion in biodiesel
Silveira EV, et al.
Industrial Crops and Products, 97, 545-551 (2017)
Eagleson M.
Concise Encyclopedia Chemistry, 405-405 (1994)
The use of sodium sulfate as the globulin precipitant in the determination of proteins in blood.
Howe PE.
The Journal of Biological Chemistry, 49(1), 93-107 (1921)
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