1234713-27-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1234713-27-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,4,7,1 and 3 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1234713-27:
(9*1)+(8*2)+(7*3)+(6*4)+(5*7)+(4*1)+(3*3)+(2*2)+(1*7)=129
129 % 10 = 9
So 1234713-27-9 is a valid CAS Registry Number.