791741
乙酸钠
anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99.0%
别名:
乙酸 钠盐
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线性分子式:
CH3COONa
化学文摘社编号:
分子量:
82.03
UNSPSC Code:
12352302
NACRES:
NA.21
PubChem Substance ID:
EC Number:
204-823-8
Beilstein/REAXYS Number:
3595639
MDL number:
Quality Level
grade
ACS reagent, anhydrous
product line
Redi-Dri™
assay
≥99.0%
form
solid
autoignition temp.
1112 °F
quality
free-flowing
impurities
≤0.01% insolubles
loss
≤1.0% loss on drying
pH
7.0-9.2 (25 °C, 5%)
pKa
4.76 (acetic acid)
mp
>300 °C (dec.) (lit.)
anion traces
chloride (Cl-): ≤0.002%, phosphate (PO43-): ≤0.001%, sulfate (SO42-): ≤0.003%
cation traces
Ca: ≤0.005%, Fe: ≤0.001%, Mg: ≤0.002%, heavy metals: ≤0.001% (by ICP)
SMILES string
[Na+].CC([O-])=O
InChI
1S/C2H4O2.Na/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1
InChI key
VMHLLURERBWHNL-UHFFFAOYSA-M
General description
醋酸钠是一种经济且无毒的化学物质，在工业上广泛用作食品添加剂或作为中和反应混合物的碱。
Application
醋酸钠可用作试剂：
- 在 Erlenmeyer-Plochl 反应中，通过芳香族醛与马尿酸的缩合合成恶唑酮类化合物。
- 使用芳基卤化物进行钯催化噻吩的芳基化反应。
Legal Information
Redi-Dri is a trademark of Sigma-Aldrich Co. LLC
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存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
商品
Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.