215313-04-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 215313-04-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,5,3,1 and 3 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 215313-04:
(8*2)+(7*1)+(6*5)+(5*3)+(4*1)+(3*3)+(2*0)+(1*4)=85
85 % 10 = 5
So 215313-04-5 is a valid CAS Registry Number.