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Merck

B6768

Sigma-Aldrich

硼酸

BioReagent, for molecular biology, suitable for cell culture, suitable for plant cell culture, ≥99.5%

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About This Item

线性分子式:
H3BO3
CAS号:
分子量:
61.83
EC號碼:
MDL號碼:
分類程式碼代碼:
12161700
eCl@ss:
38120104
PubChem物質ID:
NACRES:
NA.25

等級

for molecular biology

品質等級

蒸汽壓力

2.6 mmHg ( 20 °C)

產品線

BioReagent

化驗

≥99.5%

形狀

powder

技術

cell culture | mammalian: suitable
cell culture | plant: suitable

pH值

5.1 (25 °C, 1.8 g/L)

mp

160 °C (dec.) (lit.)

溶解度

water: 40 mg/mL, clear, colorless

密度

1.49 g/cm3 at 23 °C

正離子痕跡

Fe: ≤5 ppm
Mg: ≤5 ppm
heavy metals (as Pb): ≤10 ppm

紫外吸收

λ: 260 nm Amax: 0.05
λ: 280 nm Amax: 0.05

異物活動

DNase, RNase, and protease, none detected

儲存溫度

room temp

SMILES 字串

OB(O)O

InChI

1S/BH3O3/c2-1(3)4/h2-4H

InChI 密鑰

KGBXLFKZBHKPEV-UHFFFAOYSA-N

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一般說明

硼酸是一种弱单碱基路易斯酸(电子对受体),与醇发生可逆反应。因为具有温和的抗菌和抗真菌作用,它被用于皮肤和妇女卫生产品。硼酸在眼科产品中用作缓冲剂。分子结构使它成为一种高效的固体润滑剂。硼酸可用于玻璃制造和阻燃剂。硼酸在生物化学中用作缓冲溶液。它也在溶液中形成复杂的平衡,以四硼酸离子(B4O7 2-)为优势种。硼酸缓冲液涉及不连续电泳和毛细管电泳系统分离蛋白质和核酸。

應用

用于促进催化量的羧酸与胺的酰胺化反应。该技术无需羧酸预活化或使用偶联剂。
增强型共沸蒸馏:用于优化直接酰胺化反应的策略
硼酸已用于:
  • 制备硼酸缓冲液,用于纳米胶囊表面伯胺的定量测定
  • 研究其对表观遗传变化的影响
  • 使用凯氏定氮法测定小麦草中的蛋白质含量

特點和優勢

  • 环保
  • 无毒性 

象形圖

Health hazard

訊號詞

Danger

危險聲明

危險分類

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


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C A Yoder et al.
Poultry science, 85(7), 1285-1293 (2006-07-13)
Nicarbazin (NCZ) is an anticoccidial drug routinely used in the poultry industry that can negatively affect reproduction by reducing egg production, egg weight, and egg hatchability. The molecular mechanisms by which NCZ affects reproduction are unknown. Lipoprotein lipase, vitellogenin, transglutaminase
Akie Shimotohno et al.
Plant & cell physiology, 56(4), 620-630 (2015-02-12)
Boron, an essential micronutrient, is transported in roots of Arabidopsis thaliana mainly by two different types of transporters, BORs and NIPs (nodulin26-like intrinsic proteins). Both are plasma membrane localized, but have distinct transport properties and patterns of cell type-specific accumulation
Jing Li et al.
American journal of physiology. Cell physiology, 306(10), C943-C960 (2014-03-22)
The human solute carrier (SLC26) family of anion transporters consists of 10 members (SLCA1-11, SLCA10 being a pseudogene) that encode membrane proteins containing ~12 transmembrane (TM) segments with putative N-glycosylation sites (-NXS/T-) in extracellular loops and a COOH-terminal cytosolic STAS
Yona Goldshmit et al.
Oncotarget, 5(18), 8602-8613 (2014-09-28)
The three oncogenes, ErbB receptors, Ras proteins and nucleolin may contribute to malignant transformation. Previously, we demonstrated that nucleolin could bind both Ras protein and ErbB receptors. We also showed that the crosstalk between the three proteins facilitates anchorage independent

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