1692906-02-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1692906-02-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,9,2,9,0 and 6 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1692906-02:
(9*1)+(8*6)+(7*9)+(6*2)+(5*9)+(4*0)+(3*6)+(2*0)+(1*2)=197
197 % 10 = 7
So 1692906-02-7 is a valid CAS Registry Number.