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 Level
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
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)
Elena A Khokhlova et al.
ChemSusChem, 5(4), 783-789 (2012-02-24)
The mechanistic nature of the conversion of carbohydrates to the sustainable platform chemical 5-hydroxymethylfurfural (5-HMF) was revealed at the molecular level. A detailed study of the key sugar units involved in the biomass conversion process has shown that the simple
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 339075-500G | 04061826745830 |
| 339075-100G | 04061826745793 |