1142947-76-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1142947-76-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,2,9,4 and 7 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1142947-76:
(9*1)+(8*1)+(7*4)+(6*2)+(5*9)+(4*4)+(3*7)+(2*7)+(1*6)=159
159 % 10 = 9
So 1142947-76-9 is a valid CAS Registry Number.