1567978-78-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1567978-78-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,6,7,9,7 and 8 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1567978-78:
(9*1)+(8*5)+(7*6)+(6*7)+(5*9)+(4*7)+(3*8)+(2*7)+(1*8)=252
252 % 10 = 2
So 1567978-78-2 is a valid CAS Registry Number.