163511
羟基甲亚磺酸 单钠盐 二水合物
别名:
甲醛次硫酸钠
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关于此项目
线性分子式:
HOCH2SO2Na · 2H2O
化学文摘社编号:
分子量:
154.12
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
205-739-4
MDL number:
Form:
powder
InChI key
UCWBKJOCRGQBNW-UHFFFAOYSA-M
InChI
1S/CH4O3S.Na.2H2O/c2-1-5(3)4;;;/h2H,1H2,(H,3,4);;2*1H2/q;+1;;/p-1
SMILES string
[Na+].[H]O[H].[H]O[H].OCS([O-])=O
form
powder
mp
64-68 °C (lit.)
solubility
alcohol: slightly soluble(lit.), benzene: slightly soluble(lit.), chloroform: slightly soluble(lit.), diethyl ether: slightly soluble(lit.), water: freely soluble(lit.)
functional group
sulfinic acid
Quality Level
General description
人们研究了 pH 值范围为 4-8 时羟基甲烷亚磺酸与亚氯酸盐的氧化反应。它是一种含硫还原剂。
signalword
Warning
hcodes
Hazard Classifications
Muta. 2 - Repr. 2
supp_hazards
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves
Oxyhalogen-Sulfur Chemistry: Oxidation of Hydroxymethanesulfinic Acid by Chlorite 1.
Salem MA, et al.
The Journal of Physical Chemistry, 100(22), 9377-9384 (1996)
Recent trends in the chemistry of sulfur-containing reducing agents.
Makarov, SV.
Russ. Chem. Rev., 70(10), 885-895 (2001)
S V Makarov et al.
Archives of biochemistry and biophysics, 367(2), 289-296 (1999-07-09)
Sodium hydroxymethanesulfinate, (HOCH2SO2Na, HMS) is relatively stable in aqueous alkaline environments, but rapidly decomposes in acidic medium to give a variety of products that include sulfur dioxide. A detailed kinetic and mechanistic study of the decomposition of HMS in slightly
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