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401917-42-8

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401917-42-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 401917-42-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,1,9,1 and 7 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 401917-42:
(8*4)+(7*0)+(6*1)+(5*9)+(4*1)+(3*7)+(2*4)+(1*2)=118
118 % 10 = 8
So 401917-42-8 is a valid CAS Registry Number.

401917-42-8Relevant articles and documents

Olefins turned alkylating agents: Diastereoselective intramolecular Zr-catalyzed olefin alkylations

Cesati III, Richard R.,De Armas, Judith,Hoveyda, Amir H.

, p. 395 - 398 (2002)

(Equation Presented) 62% yield; 12 : 1 syn : anti The first examples of intramolecular Zr-catalyzed electrophilic alkylation of aryl olefins are disclosed. Substituted carbo-and heterocycles are prepared efficiently and diastereoselectively.

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