跳轉至內容
Merck
全部照片(1)

重要文件

07563

Supelco

4,4'-二氟二苯甲酮

TraceCERT®, certified reference material, 19F-qNMR Standard, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

登入查看組織和合約定價


About This Item

線性公式:
(FC6H4)2CO
CAS號碼:
分子量::
218.20
Beilstein:
516231
EC號碼:
MDL號碼:
分類程式碼代碼:
12352101
NACRES:
NA.24

等級

certified reference material
TraceCERT®

品質等級

100
300

產品線

TraceCERT®

儲存期限

limited shelf life, expiry date on the label

製造商/商標名

Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

技術

qNMR: suitable

mp

102-105 °C (lit.)

應用

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
pharmaceutical

形式

neat

SMILES 字串

Fc1ccc(cc1)C(=O)c2ccc(F)cc2

InChI

1S/C13H8F2O/c14-11-5-1-9(2-6-11)13(16)10-3-7-12(15)8-4-10/h1-8H

InChI 密鑰

LSQARZALBDFYQZ-UHFFFAOYSA-N

尋找類似的產品? 前往 產品比較指南

一般說明

该有证标准物质(CRM)是根据ISO/IEC 17025ISO 17034生产和认证的。该CRM可追溯到来自NMI的原材料,如 NIST或NMIJ。
证书上给出了定量核磁共振法认证的内容,包括不确定性和失效日期。
下载证书网址:http://www.sigma-aldrich.com。

有关合适的仪器技术的更多信息,请参阅产品的分析证书。

查看我们完整的
定量NMR标准品(qNMR标准品)系列。
这种物质被列入EU第10/2011号法规中用于与食品接触的塑料的正面清单。10/2011号清单所列全部化合物的标准物质见此

應用


  • Enhancement of chromatographic analyses: This compound served as a standard in liquid chromatography coupled with photodiode array for the identification and quantification of co-eluting impurities in pharmaceuticals, showcasing its critical role in ensuring the purity and efficacy of medical products (Vecchietti et al., 2022).

  • Advanced pharmaceutical analysis: Employed in intelligent peak deconvolution in chromatography, 4,4′-Difluorobenzophenone is crucial for the detailed study of complex data matrices from pharmaceutical samples, aiding in the precise determination of compound structures and concentrations (Arase et al., 2016).

推薦產品

请在我们的在线平台NMR用请在我们的在线平台NMR用ChemisTwin®查找本产品的数字化标准物质。您可以利用ChemisTwin®上的数字化等效物质进行样品确认和化合物定量(采用数字化外标)。您可以查看该物质的NMR 谱,点击鼠标即可与您的样品在线比较。点击此处了解更多信息,并开始免费试用

法律資訊

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany

未找到適合的產品?  

試用我們的產品選擇工具.

象形圖

Exclamation markEnvironment

訊號詞

Warning

危險分類

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

305.6 °F - Pensky-Martens closed cup

閃點(°C)

152 °C - Pensky-Martens closed cup


從最近期的版本中選擇一個:

分析證明 (COA)

Lot/Batch Number

未看到正確版本?

如果您需要一個特定的版本,您可以透過批號來尋找特定憑證。

已經擁有該產品?

您可以在文件庫中找到最近購買的產品相關文件。

存取文件庫

文章

In certain cases, 1H qNMR reaches its limits, especially regarding the certification of complex and larger molecules. However, new fields of application often also bring along the presence of heteroatoms, namely 31P and 19F. We therefore introduced 3 CRMs for 19F qNMR with traceability to the SI.

In certain cases, 1H qNMR reaches its limits, especially regarding the certification of complex and larger molecules. However, new fields of application often also bring along the presence of heteroatoms, namely 31P and 19F. We therefore introduced 3 CRMs for 19F qNMR with traceability to the SI.

相關內容

ChemisTwin is your new online digital assistant for NMR result interpretation. It will save you time by automating the interpretation of routine NMR analysis for structure confirmation as well as quantitative NMR (qNMR) measurements using qNMR eRMs from our verified electronic Reference Materials database.

我們的科學家團隊在所有研究領域都有豐富的經驗,包括生命科學、材料科學、化學合成、色譜、分析等.

聯絡技術服務