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Merck

208043

Sigma-Aldrich

硫化钠 九水合物

ACS reagent, ≥98.0%

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About This Item

线性分子式:
Na2S·9H2O
CAS号:
分子量:
240.18
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

化驗

≥98.0%

形狀

crystals or chunks

反應適用性

reagent type: catalyst
core: sodium

顏色

colorless to slightly yellow

負離子痕跡

SO32- and S2O32-: ≤0.1%

正離子痕跡

Fe:, passes test
NH4+: ≤0.005%

儲存溫度

2-8°C

SMILES 字串

O.O.O.O.O.O.O.O.O.[Na]S[Na]

InChI

1S/2Na.9H2O.S/h;;9*1H2;

InChI 密鑰

UIINQVYGFKNSPA-UHFFFAOYSA-N

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一般說明

九水硫化钠通过还原作用参与氮氧化物转化为胺。

應用

九水硫化钠已被用作 H2S 的来源,以研究 H2S 对与神经退行性疾病相关的淀粉样纤维的作用。已用于制备硫化物标准品,用于定量分析原废水(污水)样品中的硫化物。
在硫代酰胺的合成中起到催化剂的作用。
九水硫化钠已被用作气相色谱法定量测定奶酪样品中挥发性硫化物的标准品。与 4-(2′-羟基芳基)-2-( N , N -二烷基氨基)-1,3-二硫代高氯酸铵的乙醇溶液(室温)与沸腾的乙醇反应,生成 1,3-二硫醇-2-硫酮和 2′-羟基苯乙酮。九水硫化钠可用作还原剂,通过还原脱溴将 vic -二溴转化为相应的的烯烃。

訊號詞

Danger

危險分類

Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1B

儲存類別代碼

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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Preservation and simultaneous analysis of relevant soluble sulfur species in sewage samples
Keller-Lehmann B, et al.
Proceedings of the 2nd International Conference on Intelligent Technologies and Engineering Systems (ICITES2013). Springer International Publishing, 2014., 26 (2006)
Daniel L Priebbenow et al.
Chemical Society reviews, 42(19), 7870-7880 (2013-06-25)
The Willgerodt-Kindler reaction has, in recent years, received limited attention and application in synthetic organic chemistry. With the advent of new technology such as microwave-assisted heating, several new, high-yielding, practical, and more environmentally friendly reaction protocols have been developed. This
Reduction of nitroxides to amines by sodium sulfide.
Kornblum N and Pinnick HW.
The Journal of Organic Chemistry, 37(12), 2050-2051 (1972)
Manuel F Rosario-Alomar et al.
The journal of physical chemistry. B, 119(4), 1265-1274 (2014-12-30)
Amyloid fibrils are large aggregates of misfolded proteins, which are often associated with various neurodegenerative diseases such as Alzheimer's, Parkinson's, Huntington's, and vascular dementia. The amount of hydrogen sulfide (H2S) is known to be significantly reduced in the brain tissue
Reaction of 4-(2'-Hydroxyaryl)-1, 3-dithiolium Salts with Sodium Sulfide. A Selective Synthesis of 2'-Hydroxyacetophenones.
Birsa ML.
Synthetic Communications, 33(17), 3071-3076 (2003)

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