928774-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 928774-42-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,8,7,7 and 4 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 928774-42:
(8*9)+(7*2)+(6*8)+(5*7)+(4*7)+(3*4)+(2*4)+(1*2)=219
219 % 10 = 9
So 928774-42-9 is a valid CAS Registry Number.