76961-04-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76961-04-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,9,6 and 1 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 76961-04:
(7*7)+(6*6)+(5*9)+(4*6)+(3*1)+(2*0)+(1*4)=161
161 % 10 = 1
So 76961-04-1 is a valid CAS Registry Number.