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Merck

215791

Sigma-Aldrich

氯化铌(V)

99%

别名:

五氯化铌

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10 G
$139.00
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$311.00

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国内现货,预计发货时间2025年4月25日详情


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10 G
$139.00
50 G
$311.00

About This Item

线性分子式:
NbCl5
CAS号:
分子量:
270.17
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.23

$139.00


国内现货,预计发货时间2025年4月25日详情


获取大包装报价

质量水平

方案

99%

表单

powder

技术

FTIR: suitable

沸点

254 °C (lit.)

mp

204.7 °C (lit.)

密度

2.75 g/mL at 25 °C (lit.)

SMILES字符串

Cl[Nb](Cl)(Cl)(Cl)Cl

InChI

1S/5ClH.Nb/h5*1H;/q;;;;;+5/p-5

InChI key

YHBDIEWMOMLKOO-UHFFFAOYSA-I

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一般描述

五氯化铌是具有高熔点的黄色晶体固体。它广泛应用于催化、半导体器件和电池领域。在化学合成中,它是一种高度专业化的路易斯酸,用于激活烯烃进行羰基-烯反应和Diels-Alder反应。

应用

[1]五氯化铌可用于:
  • 作为前体,制备白光发光二极管(LED)设备的K2NbF7:Mn4+红色荧光粉;[2]
  • 作为路易斯酸,合成荧光素染料衍生物,用于染料敏化太阳能电池;[3]
  • 作为掺杂剂,增强n型锡硒化物的热电性能;[4]
  • 作为前体,合成Nb2O5微球和TiNb2O7纳米颗粒,作为锂离子电池高倍率能力和长循环寿命的负极材料。[5]
用于形成混合的氯-芳族氧化物,如 [Nb(OC6H3-2 6-i-Pr2)2Cl3]2,它们可形成具有六配位扭曲几何构型的吡啶或膦加合物。

象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

靶器官

Respiratory system

补充剂危害

储存分类代码

8B - Non-combustible corrosive hazardous materials

WGK

WGK 1

个人防护装备

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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TiNb2O7 nanoparticles assembled into hierarchical microspheres as high-rate capability and long-cycle-life anode materials for lithium ion batteries
Hongsen Li, et al.
Nanoscale, 7, 619-624 (2015)
Investigating the thermoelectric performance of n-type SnSe: the synergistic effect of NbCl 5 doping and dislocation engineering
Jianfeng Cai, et al.
Journal of Materials Chemistry, 8, 13244-13252 (2020)
NbCl5-Promoted Synthesis of Fluorescein Dye Derivatives: Spectroscopic and Spectrometric Characterization and Their Application in Dye-Sensitized Solar Cells
Bruno Henrique Sacoman Torquato da Silva, et al.
ChemPlusChem, 82, 261-269 (2017)
A green synthetic route to K2NbF7:Mn4+ red phosphor for the application in warm white LED devices
Hong Ming, et al.
Optical Materials, 86, 352-359 (2018)
Facile synthesis of porous Nb2O5 microspheres as anodes for lithium-ion batteries
Guangyin Liu, et al.
International Journal of Hydrogen Energy, 42, 6065-6071 (2017)

Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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