1356390-80-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1356390-80-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,6,3,9 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1356390-80:
(9*1)+(8*3)+(7*5)+(6*6)+(5*3)+(4*9)+(3*0)+(2*8)+(1*0)=171
171 % 10 = 1
So 1356390-80-1 is a valid CAS Registry Number.