134450-56-9 Usage
Description
4,5-Difluorophthalonitrile is an organic compound with the molecular formula C8H3F2N. It is characterized by the presence of two fluorine atoms at the 4 and 5 positions of the phthalonitrile molecule, which is a derivative of phthalonitrile. 4,5-Difluorophthalonitrile is known for its potential applications in various industries due to its unique chemical properties.
Uses
Used in the Chemical Industry:
4,5-Difluorophthalonitrile is used as an intermediate in the synthesis of various organic compounds, particularly in the preparation of benzo[g]pteridine. This application is significant because benzo[g]pteridine serves as an organic electron transfer mediator, which plays a crucial role in facilitating electron transfer processes in chemical reactions and materials science.
In the context of the provided materials, 4,5-Difluorophthalonitrile is specifically utilized in the preparation of benzo[g]pteridine, which is an organic electron transfer mediator. This application highlights the importance of 4,5-Difluorophthalonitrile in the chemical industry, where it contributes to the development of novel materials and compounds with potential applications in various fields, such as electronics, energy storage, and pharmaceuticals.
Check Digit Verification of cas no
The CAS Registry Mumber 134450-56-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,4,5 and 0 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 134450-56:
(8*1)+(7*3)+(6*4)+(5*4)+(4*5)+(3*0)+(2*5)+(1*6)=109
109 % 10 = 9
So 134450-56-9 is a valid CAS Registry Number.
InChI:InChI=1S/C8H2F2N2/c9-7-1-5(3-11)6(4-12)2-8(7)10/h1-2H
134450-56-9Relevant articles and documents
Preparation method of aromatic dicarboxylic acid derivative
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Paragraph 0025; 0045-0048, (2021/03/11)
The invention provides a preparation method of an aromatic dicarboxylic acid derivative, wherein the preparation method comprises the following steps: step 1, carrying out a coupling reaction on dihalogenated aromatic hydrocarbon and metal cyanide at a temperature of 40-200 DEG C under metal catalysis in a solvent, and carrying out extraction layering concentration to obtain a dicyano compound after the reaction is finished; and step 2, carrying out a hydrolysis reaction on the obtained dicyanogen compound at the temperature of 60-200 DEG C under an acidic condition, and carrying out post-treatment to obtain the final product. According to the preparation method of the aromatic dicarboxylic acid derivative, dihalogenated aromatic hydrocarbon reacts with metal cyanide and then is hydrolyzedunder the acidic condition to obtain aromatic acid or the derivative thereof, and the preparation method has the remarkable advantages that the raw materials are cheap and easy to obtain, operation is easy and convenient, the yield is high, three wastes are easy to dispose, the product quality is high, and the substrate tolerance is good.
DOPANT FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVICE
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Paragraph 0131; 0132, (2018/10/30)
The present invention relates to: a dopant for an organic optoelectronic device, represented by chemical formula 1; an organic optoelectronic device including the dopant; and a display device.
