27843-22-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27843-22-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,8,4 and 3 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 27843-22:
(7*2)+(6*7)+(5*8)+(4*4)+(3*3)+(2*2)+(1*2)=127
127 % 10 = 7
So 27843-22-7 is a valid CAS Registry Number.