122744-13-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122744-13-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,7,4 and 4 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 122744-13:
(8*1)+(7*2)+(6*2)+(5*7)+(4*4)+(3*4)+(2*1)+(1*3)=102
102 % 10 = 2
So 122744-13-2 is a valid CAS Registry Number.