167690-92-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 167690-92-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,7,6,9 and 0 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 167690-92:
(8*1)+(7*6)+(6*7)+(5*6)+(4*9)+(3*0)+(2*9)+(1*2)=178
178 % 10 = 8
So 167690-92-8 is a valid CAS Registry Number.