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Merck

339075

Supelco

硼酸酐

99.98% trace metals basis

别名:

三氧化二硼

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About This Item

经验公式(希尔记法):
B2O3
CAS号:
分子量:
69.62
EC 号:
MDL编号:
UNSPSC代码:
12352300
eCl@ss:
38120103
PubChem化学物质编号:
NACRES:
NA.21

等级

for inorganic trace analysis

质量水平

蒸汽密度

>1 (vs air)

方案

99.98% trace metals basis

表单

powder

mp

450 °C (lit.)

密度

2.46 g/mL at 25 °C (lit.)

SMILES字符串

O=BOB=O

InChI

1S/B2O3/c3-1-5-2-4

InChI key

JKWMSGQKBLHBQQ-UHFFFAOYSA-N

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相关类别

应用

在使用三乙基硅烷和三氟化硼将酮选择性还原成烃的过程中,硫酸中的硼酸酐可用作洗涤剂以除去形成的副产物氟化氢气体。与羟基磷灰石结合,它可用于催化气相贝克曼重排过程,形成尼龙-6。

象形图

Health hazard

警示用语:

Danger

危险声明

危险分类

Repr. 1B

储存分类代码

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

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Vapor-phase Beckmann rearrangement of cyclohexanone oxime over boria-hydroxyapatite catalyst
Izumi Y, et al.
Chemistry Letters (Jpn), 12(10), 1649-1652 (1983)
Reduction of ketones to hydrocarbons with triethylsilane: m-nitroethylbenzene
Fry JL, et al.
Organic Syntheses, 60, 108-108 (1981)
Roger F Brown et al.
Journal of biomedical materials research. Part A, 88(2), 392-400 (2008-02-29)
Glasses containing varying amounts of B(2)O(3) were prepared by partially or fully replacing the SiO(2) in silicate 45S5 bioactive glass with B(2)O(3). The effects of the B(2)O(3) content of the glass on its conversion to hydroxyapatite (HA) and on the
Pratik Koirala et al.
The journal of physical chemistry. A, 117(6), 1310-1318 (2012-11-03)
Using density functional theory based calculations, we have systematically studied the equilibrium geometries, relative stabilities, and electronic and magnetic properties of Fe and Mn atoms interacting with a varying number of BO(2) moieties. These clusters are found to exhibit hyperhalogen
Xiaofeng Liu et al.
Chemical communications (Cambridge, England), (27)(27), 4073-4075 (2009-07-02)
A facile strategy based on the reaction of urea and boric acid is developed for the synthesis of toxicity-free BCNO nanocrystals containing carbon impurities and which exhibit efficient multi-color fluorescence under both single-photon and two-photon excitation.

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