1027155-31-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1027155-31-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,7,1,5 and 5 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1027155-31:
(9*1)+(8*0)+(7*2)+(6*7)+(5*1)+(4*5)+(3*5)+(2*3)+(1*1)=112
112 % 10 = 2
So 1027155-31-2 is a valid CAS Registry Number.