773805-70-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 773805-70-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,3,8,0 and 5 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 773805-70:
(8*7)+(7*7)+(6*3)+(5*8)+(4*0)+(3*5)+(2*7)+(1*0)=192
192 % 10 = 2
So 773805-70-2 is a valid CAS Registry Number.