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127640-76-0

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127640-76-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127640-76-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,6,4 and 0 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 127640-76:
(8*1)+(7*2)+(6*7)+(5*6)+(4*4)+(3*0)+(2*7)+(1*6)=130
130 % 10 = 0
So 127640-76-0 is a valid CAS Registry Number.

127640-76-0Downstream Products

127640-76-0Relevant academic research and scientific papers

Diels-Alder Cycloaddition Reactions of Isobenzofuran and o-Quinodimethane with 1,2-Diheteroethylenes

D'Andrea, Stan V.,Freeman, Jeremiah P.,Szmuszkovicz, Jacob

, p. 4356 - 4358 (1990)

2,3-Diheterotetrahydronaphthalenes are produced efficiently and stereoselectively by the cycloaddition of o-quinodimethane and isobenzofuran with various 1,2-diheteroethylenes.

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