13983-27-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13983-27-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,9,8 and 3 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 13983-27:
(7*1)+(6*3)+(5*9)+(4*8)+(3*3)+(2*2)+(1*7)=122
122 % 10 = 2
So 13983-27-2 is a valid CAS Registry Number.
InChI:InChI=1/Kr/i1+1