76213-17-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76213-17-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,2,1 and 3 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 76213-17:
(7*7)+(6*6)+(5*2)+(4*1)+(3*3)+(2*1)+(1*7)=117
117 % 10 = 7
So 76213-17-7 is a valid CAS Registry Number.