1356191-61-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1356191-61-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,6,1,9 and 1 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1356191-61:
(9*1)+(8*3)+(7*5)+(6*6)+(5*1)+(4*9)+(3*1)+(2*6)+(1*1)=161
161 % 10 = 1
So 1356191-61-1 is a valid CAS Registry Number.