927640-11-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 927640-11-7 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, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 927640-11:
(8*9)+(7*2)+(6*7)+(5*6)+(4*4)+(3*0)+(2*1)+(1*1)=177
177 % 10 = 7
So 927640-11-7 is a valid CAS Registry Number.