916763-86-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 916763-86-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,6,7,6 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 916763-86:
(8*9)+(7*1)+(6*6)+(5*7)+(4*6)+(3*3)+(2*8)+(1*6)=205
205 % 10 = 5
So 916763-86-5 is a valid CAS Registry Number.