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2-methyl-1-(p-tolyloxymethyl)furo<2,3-c><1>benzopyran-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

119003-82-6

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119003-82-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 119003-82-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,0,0 and 3 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 119003-82:
(8*1)+(7*1)+(6*9)+(5*0)+(4*0)+(3*3)+(2*8)+(1*2)=96
96 % 10 = 6
So 119003-82-6 is a valid CAS Registry Number.

119003-82-6Downstream Products

119003-82-6Relevant academic research and scientific papers

Studies of Sigmatropic Rearrangements: Rearrangement of 3-(4-p-Tolyloxybut-2-ynyloxy)benzopyran-2-one

Majumdar, K. C.,De, R. N.,Khan, A. T.,Chattopadhyay, S. K.,Dey, K.,Patra, A.

, p. 777 - 779 (2007/10/02)

3-(4-p-Tolyloxybut-2-ynyloxy)benzopyran-2-one (1), when refluxed in chlorobenzene, ethyl benzene, or xylene, gave exclusively 1-(p-tolyloxymethyl)pyranobenzopyran-5(3H)-one (2), whereas through an ionic or radical pathway 2-methyl-1-(p-tolylo

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