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Cyclobutanone, 2-(diphenylmethylene)-3,4-dimethyl-, trans- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

142182-74-9

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142182-74-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142182-74-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,1,8 and 2 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 142182-74:
(8*1)+(7*4)+(6*2)+(5*1)+(4*8)+(3*2)+(2*7)+(1*4)=109
109 % 10 = 9
So 142182-74-9 is a valid CAS Registry Number.

142182-74-9Downstream Products

142182-74-9Relevant academic research and scientific papers

Regioselective MCPBA-oxidation of alkenylidenecyclopropanes: A convenient synthesis of 2-methylenecyclobutan-1-ones and cyclopropyl keto esters

Sugita,Mizuno,Saito,Isagawa,Otsuji

, p. 2539 - 2542 (2007/10/02)

The oxidation of (diphenylethenylidene)cyclopropanes and (dialkylethenylidene)cyclopropanes with m-chloroperbenzoic acid gave respectively 2-(diphenylethylidene)cyclobutan-1-ones and cyclopropyl keto esters with high selectivity.

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