136562-69-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136562-69-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,5,6 and 2 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 136562-69:
(8*1)+(7*3)+(6*6)+(5*5)+(4*6)+(3*2)+(2*6)+(1*9)=141
141 % 10 = 1
So 136562-69-1 is a valid CAS Registry Number.