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Merck

791741

Sigma-Aldrich

乙酸钠

anhydrous, free-flowing, Redi-Dri, ACS reagent, ≥99.0%

别名:

乙酸 钠盐

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About This Item

线性分子式:
CH3COONa
CAS号:
分子量:
82.03
Beilstein:
3595639
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent
anhydrous

品質等級

產品線

Redi-Dri

化驗

≥99.0%

形狀

solid

自燃溫度

1112 °F

品質

free-flowing

雜質

≤0.01% insolubles

損耗

≤1.0% loss on drying

pH值

7.0-9.2 (25 °C, 5%)

pKa 

4.76 (acetic acid)

mp

>300 °C (dec.) (lit.)

負離子痕跡

chloride (Cl-): ≤0.002%
phosphate (PO43-): ≤0.001%
sulfate (SO42-): ≤0.003%

正離子痕跡

Ca: ≤0.005%
Fe: ≤0.001%
Mg: ≤0.002%
heavy metals: ≤0.001% (by ICP-OES)

SMILES 字串

[Na+].CC([O-])=O

InChI

1S/C2H4O2.Na/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1

InChI 密鑰

VMHLLURERBWHNL-UHFFFAOYSA-M

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一般說明

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。

應用

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。
它还可用作碱,通过珀金反应合成肉桂酸。

法律資訊

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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商品

Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.

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