79814-57-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79814-57-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,8,1 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 79814-57:
(7*7)+(6*9)+(5*8)+(4*1)+(3*4)+(2*5)+(1*7)=176
176 % 10 = 6
So 79814-57-6 is a valid CAS Registry Number.