452882
硼氢化钠
powder, ≥98.0%
别名:
VenPure®, 四氢硼酸钠
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关于此项目
线性分子式:
NaBH4
化学文摘社编号:
分子量:
37.83
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
241-004-4
MDL number:
Assay:
≥98.0%
Form:
powder
InChI key
YOQDYZUWIQVZSF-UHFFFAOYSA-N
InChI
1S/BH4.Na/h1H4;/q-1;+1
SMILES string
[BH4-].[Na+]
assay
≥98.0%
form
powder
contains
0.45-0.70% Magnesium carbonate as anticaking agent
reaction suitability
reagent type: reductant
greener alternative product characteristics
Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.
sustainability
Greener Alternative Product
impurities
≤100 ppm Silica
mp
>300 °C (dec.) (lit.)
cation traces
Fe: ≤5 ppm
greener alternative category
, Enabling
Quality Level
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General description
我们致力于为您提供更环保的替代产品，以符合“绿色化学的12项原则”的一项或多项原则要求。该产品为增强型，提高了能源效率。点击此处，查看更多详情。
硼氢化钠(NaBH4)是最常用的硼氢化钠，由硼酸甲酯与氢化钠在矿物油中反应合成。它被用作生产其他金属硼氢化物的前驱体。已有关于硼氢化钠的各种定性和定量监测方法的介绍。NaBH4 在燃料电池中储存和生成氢的潜力已有相关研究。
Application
硼氢化钠可在以下应用中用作还原剂：
- 通过还原复合的醛和酮来制备饱和醇。
- 与雷尼镍(Raney nickel)联用，将芳香族硝基化合物还原为芳基胺。
- 在存在酸催化剂的情况下，通过还原性胺化酮和醛来合成仲胺。
- 通过还原环状酸酐合成δ和γ内酯。
- 将N-保护氨基酸和多肽化学选择性还原成相应的醇。
Legal Information
ASCENSUS SPECIALTIES LLC
signalword
Danger
hcodes
supp_hazards
存储类别
4.3 - Hazardous materials which set free flammable gases upon contact with water
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
Hazard Classifications
Acute Tox. 3 Oral - Eye Dam. 1 - Repr. 1B - Skin Corr. 1B - Water-react. 1
法规信息
监管及禁止进口产品
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