27983-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27983-19-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,9,8 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 27983-19:
(7*2)+(6*7)+(5*9)+(4*8)+(3*3)+(2*1)+(1*9)=153
153 % 10 = 3
So 27983-19-3 is a valid CAS Registry Number.