1202854-31-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1202854-31-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,2,8,5 and 4 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1202854-31:
(9*1)+(8*2)+(7*0)+(6*2)+(5*8)+(4*5)+(3*4)+(2*3)+(1*1)=116
116 % 10 = 6
So 1202854-31-6 is a valid CAS Registry Number.