785803-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 785803-77-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,8,5,8,0 and 3 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 785803-77:
(8*7)+(7*8)+(6*5)+(5*8)+(4*0)+(3*3)+(2*7)+(1*7)=212
212 % 10 = 2
So 785803-77-2 is a valid CAS Registry Number.