339075
硼酸酐
99.98% trace metals basis
别名:
三氧化二硼
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关于此项目
经验公式（希尔记法）:
B2O3
化学文摘社编号:
分子量:
69.62
PubChem Substance ID:
eCl@ss:
38120103
UNSPSC Code:
12352300
NACRES:
NA.21
EC Number:
215-125-8
MDL number:
Assay:
99.98% trace metals basis
Form:
powder
vapor density
>1 (vs air)
Quality Segment
description
for inorganic trace analysis
assay
99.98% trace metals basis
form
powder
mp
450 °C (lit.)
density
2.46 g/mL at 25 °C (lit.)
SMILES string
O=BOB=O
InChI
1S/B2O3/c3-1-5-2-4
InChI key
JKWMSGQKBLHBQQ-UHFFFAOYSA-N
Application
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。
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signalword
Danger
hcodes
Hazard Classifications
Repr. 1B
存储类别
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves