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143211-11-4

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143211-11-4 Usage

General Description

2-(2-methylphenoxymethyl)benzoyl cyanide, also known as Michler's ketone, is a colorless to pale yellow organic compound. It is commonly used as a photoinitiator in the printing industry for the polymerization of monomers and inks. It is also used in the production of plastics, adhesives, and coatings. 2-(2-methylphenoxymethyl)benzoyl cyanide is a powerful sensitizing agent and can be toxic if ingested or absorbed through the skin. It is classified as a hazardous substance and should be handled with caution in a controlled environment. 2-(2-methylphenoxymethyl)benzoyl cyanide has a molecular formula of C15H13NO2 and a molecular weight of 239.27 g/mol.

Check Digit Verification of cas no

The CAS Registry Mumber 143211-11-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,2,1 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 143211-11:
(8*1)+(7*4)+(6*3)+(5*2)+(4*1)+(3*1)+(2*1)+(1*1)=74
74 % 10 = 4
So 143211-11-4 is a valid CAS Registry Number.

143211-11-4Relevant articles and documents

Preparation method of 2-(2-methylphenoxy methyl) benzoyl nitrile

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Paragraph 0007; 0030-0062, (2021/01/30)

The invention relates to a preparation method of 2-(2-methylphenoxy methyl) benzoyl nitrile, and belongs to the technical field of organic synthesis. According to the method, 2- (-2methyl phenoxy) methylene benzoyl chloride and sodium cyanide are used as reaction raw materials, and the 2-(2-methylphenoxy methyl) benzoyl nitrile can be directly synthesized by using a micro-channel reactor. By utilizing the synthesis method disclosed by the invention, the reaction yield can be increased to 95% or above, the dosage of highly toxic chemical sodium cyanide can be effectively reduced, and the safetyof the synthesis process is improved. The preparation method has the advantages that the production process is simple, continuous production can be achieved, the reaction time is short, and generatedwaste is less than that of an existing synthesis process.

Preparation method of 2-(2-methyl phenoxyl)-methylene benzoyl cyanide

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Paragraph 0027; 0028; 0029; 0030; 0031; 0032; 0033-0036, (2017/09/01)

The invention relates to the field of chemical synthesis and in particular discloses a preparation method of 2-(2-methyl phenoxyl)-methylene benzoyl cyanide. The preparation method takes potassium ferrocyanide as a cyaniding agent, and preparation with 2-(2-methyl phenoxyl)-methylene benzoyl cyanide is carried out, so that the target product 2-(2-methyl phenoxyl)-methylene benzoyl cyanide can be obtained. Compared with the prior art, the preparation method disclosed by the invention has the advantages that potassium ferrocyanide is adopted as the cyaniding agent, so that the price is low, and the 2-(2-methyl phenoxyl)-methylene benzoyl cyanide is nontoxic and harmless; meanwhile, the ultimate reaction yield reaches more than 90%, and the reaction is safer; besides, the raw material cost is low, the technology is simple, the operation is convenient, and good conditions are provided for industrial production.

AN IMPROVED PROCESS FOR THE SYNTHESIS OF STROBILURIN FUNGICIDES VIZ TRIFLOXYSTROBIN AND KRESOXIM-METHYL

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Page/Page column 28; 35, (2013/10/21)

The present invention relates to an improved process for the synthesis of E-isomer of compound of formula (5). It further relates to the conversion of formula (5), wherein R is H, to Intermediate (I) and subsequently to substantially pure Trifloxystrobin, compound of formula (I) in good yield.

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