1016533-83-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1016533-83-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,6,5,3 and 3 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1016533-83:
(9*1)+(8*0)+(7*1)+(6*6)+(5*5)+(4*3)+(3*3)+(2*8)+(1*3)=117
117 % 10 = 7
So 1016533-83-7 is a valid CAS Registry Number.