858452-91-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 858452-91-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,8,4,5 and 2 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 858452-91:
(8*8)+(7*5)+(6*8)+(5*4)+(4*5)+(3*2)+(2*9)+(1*1)=212
212 % 10 = 2
So 858452-91-2 is a valid CAS Registry Number.