1027309-47-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1027309-47-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,7,3,0 and 9 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1027309-47:
(9*1)+(8*0)+(7*2)+(6*7)+(5*3)+(4*0)+(3*9)+(2*4)+(1*7)=122
122 % 10 = 2
So 1027309-47-2 is a valid CAS Registry Number.