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1028275-47-9

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1028275-47-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1028275-47-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,8,2,7 and 5 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1028275-47:
(9*1)+(8*0)+(7*2)+(6*8)+(5*2)+(4*7)+(3*5)+(2*4)+(1*7)=139
139 % 10 = 9
So 1028275-47-9 is a valid CAS Registry Number.

1028275-47-9Downstream Products

1028275-47-9Relevant articles and documents

Application of organolithium and related reagents in synthesis. Part 21. Synthetic strategies based on orthro-aromatic metallation. A concise regiospecific synthesis of arylnaphthalanes as precursors of naphthylisoquinoline alkaloids

Epsztajn, Jan,Jozwiak, Andrzej,Szczesniak, Aleksandra K.

, p. 2563 - 2567 (2007/10/03)

A novel procedure is described for synthesising regioselectively substituted biaryls such as 12. It involves converting phthalides 4, via cycloaddition of dimethyl acetylenedicarboxylate to 1-arylisobenzofurans 6, into dimethyl 1-arylnaphthalene-2,3-dicar

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