1282097-38-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1282097-38-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,2,0,9 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1282097-38:
(9*1)+(8*2)+(7*8)+(6*2)+(5*0)+(4*9)+(3*7)+(2*3)+(1*8)=164
164 % 10 = 4
So 1282097-38-4 is a valid CAS Registry Number.