1016800-39-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1016800-39-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,6,8,0 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1016800-39:
(9*1)+(8*0)+(7*1)+(6*6)+(5*8)+(4*0)+(3*0)+(2*3)+(1*9)=107
107 % 10 = 7
So 1016800-39-7 is a valid CAS Registry Number.