176669-95-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 176669-95-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,6,6,6 and 9 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 176669-95:
(8*1)+(7*7)+(6*6)+(5*6)+(4*6)+(3*9)+(2*9)+(1*5)=197
197 % 10 = 7
So 176669-95-7 is a valid CAS Registry Number.