72004-61-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72004-61-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,0,0 and 4 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 72004-61:
(7*7)+(6*2)+(5*0)+(4*0)+(3*4)+(2*6)+(1*1)=86
86 % 10 = 6
So 72004-61-6 is a valid CAS Registry Number.