30161-88-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30161-88-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,1,6 and 1 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 30161-88:
(7*3)+(6*0)+(5*1)+(4*6)+(3*1)+(2*8)+(1*8)=77
77 % 10 = 7
So 30161-88-7 is a valid CAS Registry Number.