179995-34-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 179995-34-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,9,9,9 and 5 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 179995-34:
(8*1)+(7*7)+(6*9)+(5*9)+(4*9)+(3*5)+(2*3)+(1*4)=217
217 % 10 = 7
So 179995-34-7 is a valid CAS Registry Number.