215243-42-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 215243-42-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,5,2,4 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 215243-42:
(8*2)+(7*1)+(6*5)+(5*2)+(4*4)+(3*3)+(2*4)+(1*2)=98
98 % 10 = 8
So 215243-42-8 is a valid CAS Registry Number.