27349-53-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27349-53-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,3,4 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 27349-53:
(7*2)+(6*7)+(5*3)+(4*4)+(3*9)+(2*5)+(1*3)=127
127 % 10 = 7
So 27349-53-7 is a valid CAS Registry Number.