1217013-38-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1217013-38-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,7,0,1 and 3 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1217013-38:
(9*1)+(8*2)+(7*1)+(6*7)+(5*0)+(4*1)+(3*3)+(2*3)+(1*8)=101
101 % 10 = 1
So 1217013-38-1 is a valid CAS Registry Number.