推薦產品
化驗
99.998% trace metals basis
形狀
powder
mp
741 °C (lit.)
密度
2.367 g/mL at 25 °C (lit.)
SMILES 字串
[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2
InChI
1S/B4O7.2Na/c5-1-7-3-9-2(6)10-4(8-1)11-3;;/q-2;2*+1
InChI 密鑰
UQGFMSUEHSUPRD-UHFFFAOYSA-N
尋找類似的產品? 前往 產品比較指南
應用
四硼酸钠也称为硼砂(Na2B4O7),可用作以下反应的催化剂:
- 以H2O2为氧化剂将将烷基和芳基硫化物化学选择性氧化为亚砜和砜。
- 通过Knoevenagel缩合和Michael 加成途径合成吡啶、二烯、苯胺和二氢吡喃并[3,2-c]色烯。
- 1,2-环氧化物硫解生成β-羟基硫化物。
法律資訊
訊號詞
Danger
危險聲明
危險分類
Eye Irrit. 2 - Repr. 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 1
閃點(°F)
Not applicable
閃點(°C)
Not applicable
個人防護裝備
Eyeshields, Gloves, type P3 (EN 143) respirator cartridges
分析證明 (COA)
輸入產品批次/批號來搜索 分析證明 (COA)。在產品’s標籤上找到批次和批號,寫有 ‘Lot’或‘Batch’.。
客戶也查看了
Borax-Catalyzed and pH-Controlled Selective Oxidation of Organic Sulfides by H2O2: An Environmentally Clean Protocol
European Journal of Organic Chemistry, 2009(20), 3319-3322 (2009)
Borax catalyzed domino reactions: synthesis of highly functionalised pyridines, dienes, anilines and dihydropyrano [3, 2-c] chromenes
Royal Society of Chemistry Advances, 4(56), 29750-29758 (2014)
Borax-catalyzed thiolysis of 1, 2-epoxides in aqueous medium
Tetrahedron Letters, 49(46), 6536-6538 (2008)
Journal of the American Heart Association, 9(8), e014757-e014757 (2020-04-21)
Background The protective effects of polyamines on cardiovascular disease have been demonstrated in many studies. However, the roles of spermidine, a natural polyamine, in abdominal aortic aneurysm (AAA) disease have not been studied. In this study, we investigated the influence
Journal of pharmaceutical and biomedical analysis, 51(2), 430-438 (2009-06-24)
In this work, the separation of nine phenolic acids (benzoic, caffeic, chlorogenic, p-coumaric, ferulic, gallic, protocatechuic, syringic, and vanillic acid) was approached by a 3(2) factorial design in electrolytes consisting of sodium tetraborate buffer (STB) in the concentration range of
我們的科學家團隊在所有研究領域都有豐富的經驗,包括生命科學、材料科學、化學合成、色譜、分析等.
聯絡技術服務