240121-55-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 240121-55-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,0,1,2 and 1 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 240121-55:
(8*2)+(7*4)+(6*0)+(5*1)+(4*2)+(3*1)+(2*5)+(1*5)=75
75 % 10 = 5
So 240121-55-5 is a valid CAS Registry Number.
240121-55-5Relevant articles and documents
Reactions of 2-polyfluoroacylcyclohexanones with 1,2-diaminoarenes
Pashkevich,Sevenard,Khomutov
, p. 557 - 560 (2007/10/03)
Reactions of 2-polyfluoroacylcyclohexanones with 1,2-diaminoarenes yield, depending on the reaction conditions, various 2-polyfluoroalkyl-substituted benzimidazoles.