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Merck
CN

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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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


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S O Hruszkewycz et al.
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