1227744-62-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1227744-62-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,7,4 and 4 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1227744-62:
(9*1)+(8*2)+(7*2)+(6*7)+(5*7)+(4*4)+(3*4)+(2*6)+(1*2)=158
158 % 10 = 8
So 1227744-62-8 is a valid CAS Registry Number.