B0394
硼酸
ACS reagent, ≥99.5%
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关于此项目
线性分子式:
H3BO3
化学文摘社编号:
分子量:
61.83
PubChem Substance ID:
eCl@ss:
38120104
UNSPSC Code:
12352106
NACRES:
NA.21
EC Number:
233-139-2
MDL number:
Assay:
≥99.5%
Concentration:
>99.5%
Form:
powder
Grade:
ACS reagent
grade
ACS reagent
Quality Segment
agency
suitable for SM 4500 - NH3, suitable for SM 5210
vapor pressure
2.6 mmHg ( 20 °C)
assay
≥99.5%
form
powder
concentration
>99.5%
technique(s)
PCR: suitable
impurities
≤0.005% Insoluble in methanol, ≤0.05% Nonvolatile with methanol
pH
5.1 (25 °C, 1.8 g/L)
mp
160 °C (dec.) (lit.)
solubility
water: soluble
density
1.440 g/cm3
anion traces
chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.001%, sulfate (SO42-): ≤0.01%
cation traces
Ca: ≤0.005%, Fe: ≤0.001%, heavy metals: ≤0.001% (by ICP)
SMILES string
OB(O)O
InChI
1S/BH3O3/c2-1(3)4/h2-4H
InChI key
KGBXLFKZBHKPEV-UHFFFAOYSA-N
General description
硼酸是一种弱单碱路易斯酸（电子对受体），广泛用于玻璃制造、阻燃剂、润滑剂、缓冲剂和中子吸收剂。
Application
硼酸可作为催化剂来合成：
- 通过肉桂酸与苯胺的酰胺化反应制备 N-取代肉桂酰胺。
- 以甘油为助催化剂，通过环氧化物与芳香胺的区域选择性开环制备 β-氨基醇。
- 通过硫醇到α, β-不饱和化合物的硫杂 Michael 加成制备有机硫化合物。
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signalword
Danger
hcodes
Hazard Classifications
Repr. 1B
存储类别
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable