697806-14-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 697806-14-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,7,8,0 and 6 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 697806-14:
(8*6)+(7*9)+(6*7)+(5*8)+(4*0)+(3*6)+(2*1)+(1*4)=217
217 % 10 = 7
So 697806-14-7 is a valid CAS Registry Number.