116929-56-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116929-56-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,9,2 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 116929-56:
(8*1)+(7*1)+(6*6)+(5*9)+(4*2)+(3*9)+(2*5)+(1*6)=147
147 % 10 = 7
So 116929-56-7 is a valid CAS Registry Number.