944774-20-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 944774-20-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,4,7,7 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 944774-20:
(8*9)+(7*4)+(6*4)+(5*7)+(4*7)+(3*4)+(2*2)+(1*0)=203
203 % 10 = 3
So 944774-20-3 is a valid CAS Registry Number.