765954-49-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 765954-49-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,5,9,5 and 4 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 765954-49:
(8*7)+(7*6)+(6*5)+(5*9)+(4*5)+(3*4)+(2*4)+(1*9)=222
222 % 10 = 2
So 765954-49-2 is a valid CAS Registry Number.