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147637-19-2

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147637-19-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 147637-19-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,6,3 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 147637-19:
(8*1)+(7*4)+(6*7)+(5*6)+(4*3)+(3*7)+(2*1)+(1*9)=152
152 % 10 = 2
So 147637-19-2 is a valid CAS Registry Number.

147637-19-2Relevant 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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