927640-49-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 927640-49-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,7,6,4 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 927640-49:
(8*9)+(7*2)+(6*7)+(5*6)+(4*4)+(3*0)+(2*4)+(1*9)=191
191 % 10 = 1
So 927640-49-1 is a valid CAS Registry Number.