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Merck
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主要文件

8.01949

Sigma-Aldrich

N-Bromosuccinimide

for peptide synthesis

别名:

N-Bromosuccinimide, NBS

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About This Item

经验公式(希尔记法):
C4H4BrNO2
CAS号:
分子量:
177.98
MDL编号:
UNSPSC代码:
12352115
EC索引号:
204-877-2
NACRES:
NA.22
价格与库存信息目前不能提供

产品名称

N-Bromosuccinimide, for synthesis

蒸汽压

14.8 hPa ( 20 °C)

质量水平

表单

powder

效能

>2000 mg/kg LD50, oral (Rat)

反应适用性

reagent type: oxidant

mp

174-179 °C

溶解性

14.8 g/L (decomposition)

密度

2.1 g/cm3 at 20 °C

堆积密度

750 kg/m3

储存温度

2-8°C

SMILES字符串

BrN1C(=O)CCC1=O

InChI

1S/C4H4BrNO2/c5-6-3(7)1-2-4(6)8/h1-2H2

InChI key

PCLIMKBDDGJMGD-UHFFFAOYSA-N

应用

  • Mechanistic study on iodine-catalyzed aromatic bromination of aryl ethers by N-bromosuccinimide: This study explores the roles of NBS in organic synthesis, particularly in radical and electrophilic substitutions (Pramanick et al., 2017).
  • One‐Pot Protocol for the Synthesis of Imidazoles and Quinoxalines using N‐Bromosuccinimide: This paper reports a green, efficient synthesis of heterocycles mediated by NBS (Pardeshi et al., 2017).
  • N-Bromosuccinimide as an Interfacial Alleviator for Br/I Exchange in Perovskite for Solar Cell Fabrication: This research demonstrates the use of NBS in improving the crystallization and defect passivation in perovskite solar cells (Pegu et al., 2021).
  • N‐Bromosuccinimide‐Mediated Radical Cyclization of 3‐Arylallyl Azides: Synthesis of 3‐Substituted Quinolines: Discusses the application of NBS under visible light irradiation to synthesize quinolines (Wang et al., 2015).
  • N-Bromosuccinimide mediated synthesis of triazatruxenes from indoles: This study highlights the cyclotrimerization of indoles using NBS, demonstrating its utility as a reagent in complex organic transformations (Toworakajohnkun et al., 2017).

分析说明

Assay (iodometric): ≥ 99.0 %
Identity (IR): passes test

警示用语:

Warning

危险分类

Aquatic Acute 1 - Eye Irrit. 2 - Met. Corr. 1 - Muta. 2 - Ox. Sol. 3 - Skin Irrit. 2 - Skin Sens. 1B

储存分类代码

5.1B - Oxidizing hazardous materials

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable


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Questions

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  1. 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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  2. 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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