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3-methyl-2-(p-tolyl)thio-2-pentylcyclopentanone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81046-83-5

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81046-83-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81046-83-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,0,4 and 6 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 81046-83:
(7*8)+(6*1)+(5*0)+(4*4)+(3*6)+(2*8)+(1*3)=115
115 % 10 = 5
So 81046-83-5 is a valid CAS Registry Number.

81046-83-5Relevant academic research and scientific papers

CHEMO- AND REGIOSELECTIVITIES IN ACID-CATALYZED RING EXPANSION OF 1-(1-METHYLSULFINYL-1-(METHYLTHIO)ALKYL)CYCLOBUTANOL DERIVATIVES

Ogura, Katsuyuki,Yamashita, Mitsuo,Suzuki, Michiyo,Tsuchihashi, Gen-ichi

, p. 93 - 94 (2007/10/02)

A new ring expansion of the title compounds catalyzed by an acid was studied.The reaction of 2-methyl-1-(1-methylsulfinyl-1-(methylthio)alkyl)cyclobutanol was regio- and chemoselective to afford 3-methyl-2-(methylthio)cyclopentanone derivative.

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