243973
亚硫酸氢钠
ACS reagent
别名:
酸式亚硫酸钠
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关于此项目
经验公式（希尔记法）:
NaHSO3
化学文摘社编号:
分子量:
104.06
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.21
Grade:
ACS reagent
Form:
powder or crystals
产品名称
亚硫酸氢钠, ACS reagent
SMILES string
[Na+].OS([O-])=O
InChI
1S/Na.H2O3S/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-2
InChI key
DWAQJAXMDSEUJJ-UHFFFAOYSA-L
grade
ACS reagent
form
powder or crystals
concentration
≥58.5% SO2
impurities
≤0.005% insolubles
pH
4.3 (10 g/L)
anion traces
chloride (Cl-): ≤0.02%
cation traces
Fe: ≤0.002%
heavy metals (as Pb): ≤0.001%
Quality Level
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Application
亚硫酸氢钠可被用作：
- 由芳香族和脂肪族醛合成醛-亚硫酸氢盐加合物的试剂。
- 芳香族/脂肪醇无溶剂醚化通过分子间脱水合成对称和不对称醚的催化剂。
- 铜催化酮肟羧酸盐自偶联合成对称吡咯的添加剂。
亚硫酸氢钠（NaHSO3）已用作组成免疫沉淀（IP）缓冲液的试剂，用于化学修饰 DNA 和合成砷脂（AsL）。
它还可用作合成 5，6-二氢尿嘧啶-6 的试剂磺酸盐。
它还可用作合成 5，6-二氢尿嘧啶-6 的试剂磺酸盐。
General description
亚硫酸氢钠的水溶液性质是酸性的。用酸降解亚硫酸氢钠形成二氧化硫气体。
由于亚硫酸氢钠的抗氧化和抗菌作用，它是一种应用广泛的工业化学品，它可被用作还原剂、催化剂和防腐剂。
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral
supp_hazards
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
危险化学品
此项目有
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