Merck
CN

202851

Sigma-Aldrich

硼酸酐

99.999% trace metals basis

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别名:
三氧化二硼
经验公式(希尔记法):
B2O3
CAS号:
分子量:
69.62
EC 号:
MDL编号:
eCl@ss:
38120103
PubChem化学物质编号:

蒸汽密度

>1 (vs air)

质量水平

检测方案

99.999% trace metals basis

形式

crystals or chunks

反应适用性

reagent type: catalyst
core: boron

mp

450 °C (lit.)

溶解性

ethanol: soluble at 20 °C

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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一般描述

酸酐可以通过在高于 160oC 的温度下加热硼酸而制得。1

应用

在钠的存在下还原硼酸酐产生无定形硼。而在高温下在铝的存在下还原硼酸酐得到结晶硼。1

包装

塑料瓶包装

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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