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1284218-40-1

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1284218-40-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1284218-40-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,4,2,1 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1284218-40:
(9*1)+(8*2)+(7*8)+(6*4)+(5*2)+(4*1)+(3*8)+(2*4)+(1*0)=151
151 % 10 = 1
So 1284218-40-1 is a valid CAS Registry Number.

1284218-40-1Relevant academic research and scientific papers

Direct displacement of alkoxy groups of vinylogous esters by grignard reagents

Brockway, Anthony J.,González-López, Marcos,Fettinger, James C.,Shaw, Jared T.

, p. 3515 - 3518 (2011)

The direct displacement of alkoxy groups from the β position of aromatic and unsaturated esters and ketones is described. The reaction is chemo- and regioselective, displaying wide substrate scope.

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