76558-12-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76558-12-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,5,5 and 8 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 76558-12:
(7*7)+(6*6)+(5*5)+(4*5)+(3*8)+(2*1)+(1*2)=158
158 % 10 = 8
So 76558-12-8 is a valid CAS Registry Number.