850697-58-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 850697-58-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,0,6,9 and 7 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 850697-58:
(8*8)+(7*5)+(6*0)+(5*6)+(4*9)+(3*7)+(2*5)+(1*8)=204
204 % 10 = 4
So 850697-58-4 is a valid CAS Registry Number.