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1189356-17-9

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1189356-17-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1189356-17-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,9,3,5 and 6 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1189356-17:
(9*1)+(8*1)+(7*8)+(6*9)+(5*3)+(4*5)+(3*6)+(2*1)+(1*7)=189
189 % 10 = 9
So 1189356-17-9 is a valid CAS Registry Number.

1189356-17-9Relevant articles and documents

Selectivity control in lewis acid catalyzed regiodivergent tandem cationic cyclization/ring expansion terminated by pinacol rearrangement

Liu, Lu,Zhang, Junliang

supporting information; experimental part, p. 6093 - 6096 (2009/12/26)

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